1 | import {
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2 | GraphQLBoolean,
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3 | GraphQLEnumType,
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4 | GraphQLEnumValueConfigMap,
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5 | GraphQLFieldConfig,
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6 | GraphQLFieldConfigArgumentMap,
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7 | GraphQLFieldConfigMap,
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8 | GraphQLFieldResolver,
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9 | GraphQLFloat,
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10 | GraphQLID,
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11 | GraphQLInputFieldConfig,
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12 | GraphQLInputFieldConfigMap,
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13 | GraphQLInputObjectType,
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14 | GraphQLInputType,
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15 | GraphQLInt,
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16 | GraphQLInterfaceType,
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17 | GraphQLList,
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18 | GraphQLNamedType,
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19 | GraphQLNonNull,
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20 | GraphQLObjectType,
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21 | GraphQLOutputType,
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22 | GraphQLScalarType,
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23 | GraphQLSchema,
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24 | GraphQLString,
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25 | GraphQLUnionType,
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26 | isInputObjectType,
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27 | isInterfaceType,
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28 | isLeafType,
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29 | isNamedType,
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30 | isObjectType,
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31 | isOutputType,
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32 | isScalarType,
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33 | assertValidName,
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34 | getNamedType,
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35 | GraphQLField,
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36 | defaultFieldResolver,
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37 | isSchema,
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38 | GraphQLType,
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39 | isWrappingType,
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40 | isUnionType,
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41 | printSchema,
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42 | } from "graphql";
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43 | import {
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44 | NexusArgConfig,
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45 | NexusArgDef,
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46 | ArgsRecord,
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47 | arg,
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48 | } from "./definitions/args";
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49 | import {
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50 | InputDefinitionBlock,
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51 | NexusInputFieldDef,
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52 | NexusOutputFieldDef,
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53 | OutputDefinitionBlock,
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54 | } from "./definitions/definitionBlocks";
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55 | import { EnumTypeConfig } from "./definitions/enumType";
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56 | import {
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57 | NexusExtendTypeConfig,
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58 | NexusExtendTypeDef,
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59 | } from "./definitions/extendType";
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60 | import { NexusInputObjectTypeConfig } from "./definitions/inputObjectType";
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61 | import {
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62 | InterfaceDefinitionBlock,
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63 | NexusInterfaceTypeConfig,
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64 | NexusInterfaceTypeDef,
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65 | } from "./definitions/interfaceType";
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66 | import {
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67 | Implemented,
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68 | NexusObjectTypeConfig,
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69 | NexusObjectTypeDef,
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70 | ObjectDefinitionBlock,
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71 | } from "./definitions/objectType";
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72 | import {
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73 | NexusScalarTypeConfig,
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74 | NexusScalarExtensions,
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75 | } from "./definitions/scalarType";
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76 | import {
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77 | NexusUnionTypeConfig,
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78 | UnionDefinitionBlock,
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79 | UnionMembers,
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80 | } from "./definitions/unionType";
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81 | import {
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82 | AllNexusInputTypeDefs,
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83 | AllNexusNamedTypeDefs,
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84 | isNexusEnumTypeDef,
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85 | isNexusExtendTypeDef,
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86 | isNexusInputObjectTypeDef,
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87 | isNexusInterfaceTypeDef,
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88 | isNexusNamedTypeDef,
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89 | isNexusObjectTypeDef,
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90 | isNexusScalarTypeDef,
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91 | isNexusUnionTypeDef,
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92 | isNexusExtendInputTypeDef,
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93 | AllNexusOutputTypeDefs,
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94 | isNexusDynamicInputMethod,
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95 | isNexusDynamicOutputMethod,
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96 | isNexusArgDef,
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97 | isNexusDynamicOutputProperty,
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98 | isNexusPlugin,
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99 | } from "./definitions/wrapping";
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100 | import {
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101 | GraphQLPossibleInputs,
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102 | GraphQLPossibleOutputs,
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103 | NonNullConfig,
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104 | RootTypings,
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105 | MissingType,
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106 | NexusGraphQLFieldConfig,
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107 | NexusGraphQLInterfaceTypeConfig,
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108 | NexusGraphQLObjectTypeConfig,
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109 | NexusGraphQLSchema,
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110 | NexusGraphQLInputObjectTypeConfig,
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111 | } from "./definitions/_types";
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112 | import { TypegenAutoConfigOptions } from "./typegenAutoConfig";
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113 | import { TypegenFormatFn } from "./typegenFormatPrettier";
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114 | import { TypegenMetadata } from "./typegenMetadata";
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115 | import {
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116 | AbstractTypeResolver,
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117 | GetGen,
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118 | AllInputTypes,
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119 | } from "./typegenTypeHelpers";
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120 | import {
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121 | firstDefined,
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122 | objValues,
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123 | isObject,
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124 | eachObj,
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125 | resolveTypegenConfig,
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126 | assertNoMissingTypes,
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127 | consoleWarn,
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128 | validateOnInstallHookResult,
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129 | mapValues,
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130 | UNKNOWN_TYPE_SCALAR,
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131 | } from "./utils";
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132 | import {
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133 | NexusExtendInputTypeDef,
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134 | NexusExtendInputTypeConfig,
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135 | } from "./definitions/extendInputType";
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136 | import { DynamicInputMethodDef, DynamicOutputMethodDef } from "./dynamicMethod";
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137 | import { DynamicOutputPropertyDef } from "./dynamicProperty";
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138 | import {
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139 | NexusPlugin,
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140 | composeMiddlewareFns,
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141 | PluginConfig,
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142 | CreateFieldResolverInfo,
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143 | MiddlewareFn,
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144 | } from "./plugin";
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145 | import {
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146 | NexusFieldExtension,
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147 | NexusInterfaceTypeExtension,
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148 | NexusSchemaExtension,
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149 | NexusObjectTypeExtension,
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150 | NexusInputObjectTypeExtension,
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151 | } from "./extensions";
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152 | import { fieldAuthorizePlugin } from "./plugins/fieldAuthorizePlugin";
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153 |
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154 | type NexusShapedOutput = {
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155 | name: string;
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156 | definition: (t: ObjectDefinitionBlock<string>) => void;
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157 | };
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158 |
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159 | type NexusShapedInput = {
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160 | name: string;
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161 | definition: (t: InputDefinitionBlock<string>) => void;
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162 | };
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163 |
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164 | const SCALARS: Record<string, GraphQLScalarType> = {
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165 | String: GraphQLString,
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166 | Int: GraphQLInt,
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167 | Float: GraphQLFloat,
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168 | ID: GraphQLID,
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169 | Boolean: GraphQLBoolean,
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170 | };
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171 |
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172 | export interface BuilderConfig {
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173 | |
174 |
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175 |
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176 |
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177 |
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178 | outputs?:
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179 | | boolean
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180 | | {
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181 | |
182 |
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183 |
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184 |
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185 |
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186 |
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187 |
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188 |
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189 |
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190 |
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191 |
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192 |
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193 |
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194 |
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195 | typegen?: boolean | string;
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196 | |
197 |
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198 |
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199 |
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200 |
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201 |
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202 |
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203 |
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204 |
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205 | schema?: boolean | string;
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206 | };
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207 | |
208 |
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209 |
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210 |
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211 | shouldGenerateArtifacts?: boolean;
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212 | |
213 |
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214 |
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215 |
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216 |
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217 |
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218 | typegenAutoConfig?: TypegenAutoConfigOptions;
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219 | |
220 |
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221 |
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222 |
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223 | typegenConfig?: (
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224 | schema: GraphQLSchema,
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225 | outputPath: string
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226 | ) => TypegenInfo | PromiseLike<TypegenInfo>;
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227 | |
228 |
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229 |
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230 |
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231 | prettierConfig?: string | object;
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232 | |
233 |
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234 |
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235 |
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236 | formatTypegen?: TypegenFormatFn;
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237 | |
238 |
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239 |
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240 |
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241 | nonNullDefaults?: NonNullConfig;
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242 | |
243 |
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244 |
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245 |
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246 | plugins?: NexusPlugin[];
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247 | |
248 |
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249 |
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250 |
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251 | customPrintSchemaFn?: typeof printSchema;
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252 | }
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253 |
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254 | export type SchemaConfig = BuilderConfig & {
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255 | |
256 |
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257 |
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258 |
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259 |
|
260 | types: any;
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261 | |
262 |
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263 |
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264 |
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265 |
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266 |
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267 | shouldExitAfterGenerateArtifacts?: boolean;
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268 | } & NexusGenPluginSchemaConfig;
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269 |
|
270 | export interface TypegenInfo {
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271 | |
272 |
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273 |
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274 | headers: string[];
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275 | |
276 |
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277 |
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278 | imports: string[];
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279 | |
280 |
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281 |
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282 |
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283 | backingTypeMap: { [K in GetGen<"objectNames">]?: string };
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284 | |
285 |
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286 |
|
287 | contextType?: string;
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288 | }
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289 |
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290 | export type TypeToWalk =
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291 | | { type: "named"; value: GraphQLNamedType }
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292 | | { type: "input"; value: NexusShapedInput }
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293 | | { type: "object"; value: NexusShapedOutput }
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294 | | { type: "interface"; value: NexusInterfaceTypeConfig<any> };
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295 |
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296 | export type DynamicInputFields = Record<
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297 | string,
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298 | DynamicInputMethodDef<string> | string
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299 | >;
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300 |
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301 | export type DynamicOutputFields = Record<
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302 | string,
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303 | DynamicOutputMethodDef<string> | string
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304 | >;
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305 |
|
306 | export type DynamicOutputProperties = Record<
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307 | string,
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308 | DynamicOutputPropertyDef<string>
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309 | >;
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310 |
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311 | export type TypeDef =
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312 | | GraphQLNamedType
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313 | | AllNexusNamedTypeDefs
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314 | | NexusExtendInputTypeDef<string>
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315 | | NexusExtendTypeDef<string>;
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316 |
|
317 | export type DynamicBlockDef =
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318 | | DynamicInputMethodDef<string>
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319 | | DynamicOutputMethodDef<string>
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320 | | DynamicOutputPropertyDef<string>;
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321 |
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322 | export type NexusAcceptedTypeDef = TypeDef | DynamicBlockDef;
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323 |
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324 | export type PluginBuilderLens = {
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325 | hasType: SchemaBuilder["hasType"];
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326 | addType: SchemaBuilder["addType"];
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327 | setConfigOption: SchemaBuilder["setConfigOption"];
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328 | hasConfigOption: SchemaBuilder["hasConfigOption"];
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329 | getConfigOption: SchemaBuilder["getConfigOption"];
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330 | };
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331 |
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332 |
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333 |
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334 |
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335 |
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336 |
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337 | export class SchemaBuilder {
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338 | |
339 |
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340 |
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341 | protected buildingTypes = new Set();
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342 | |
343 |
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344 |
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345 | protected finalTypeMap: Record<string, GraphQLNamedType> = {};
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346 | |
347 |
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348 |
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349 |
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350 |
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351 | protected definedTypeMap: Record<string, GraphQLNamedType> = {};
|
352 | |
353 |
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354 |
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355 |
|
356 | protected pendingTypeMap: Record<string, AllNexusNamedTypeDefs> = {};
|
357 | |
358 |
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359 |
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360 | protected typeExtendMap: Record<
|
361 | string,
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362 | NexusExtendTypeConfig<string>[] | null
|
363 | > = {};
|
364 | |
365 |
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366 |
|
367 | protected inputTypeExtendMap: Record<
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368 | string,
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369 | NexusExtendInputTypeConfig<string>[] | null
|
370 | > = {};
|
371 | |
372 |
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373 |
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374 | protected nonNullDefaults: NonNullConfig = {};
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375 | protected dynamicInputFields: DynamicInputFields = {};
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376 | protected dynamicOutputFields: DynamicOutputFields = {};
|
377 | protected dynamicOutputProperties: DynamicOutputProperties = {};
|
378 | protected plugins: NexusPlugin[] = [];
|
379 |
|
380 | |
381 |
|
382 |
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383 | protected typesToWalk: TypeToWalk[] = [];
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384 |
|
385 | |
386 |
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387 |
|
388 | protected rootTypings: RootTypings = {};
|
389 |
|
390 | |
391 |
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392 |
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393 | protected missingTypes: Record<string, MissingType> = {};
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394 |
|
395 | |
396 |
|
397 |
|
398 | protected builderLens: PluginBuilderLens;
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399 |
|
400 | |
401 |
|
402 |
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403 | protected onMissingTypeFns: Exclude<
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404 | PluginConfig["onMissingType"],
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405 | undefined
|
406 | >[] = [];
|
407 |
|
408 | |
409 |
|
410 |
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411 | protected onBeforeBuildFns: Exclude<
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412 | PluginConfig["onBeforeBuild"],
|
413 | undefined
|
414 | >[] = [];
|
415 |
|
416 | |
417 |
|
418 |
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419 | protected onCreateResolverFns: Exclude<
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420 | PluginConfig["onCreateFieldResolver"],
|
421 | undefined
|
422 | >[] = [];
|
423 |
|
424 | |
425 |
|
426 |
|
427 | protected onCreateSubscribeFns: Exclude<
|
428 | PluginConfig["onCreateFieldSubscribe"],
|
429 | undefined
|
430 | >[] = [];
|
431 |
|
432 | |
433 |
|
434 |
|
435 | protected onAfterBuildFns: Exclude<
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436 | PluginConfig["onAfterBuild"],
|
437 | undefined
|
438 | >[] = [];
|
439 |
|
440 | |
441 |
|
442 |
|
443 |
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444 | protected _schemaExtension?: NexusSchemaExtension;
|
445 |
|
446 | get schemaExtension() {
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447 |
|
448 | if (!this._schemaExtension) {
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449 | throw new Error("Cannot reference schemaExtension before it is created");
|
450 | }
|
451 | return this._schemaExtension;
|
452 | }
|
453 |
|
454 | constructor(protected config: BuilderConfig) {
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455 | this.nonNullDefaults = {
|
456 | input: false,
|
457 | output: true,
|
458 | ...config.nonNullDefaults,
|
459 | };
|
460 | this.plugins = config.plugins || [fieldAuthorizePlugin()];
|
461 | this.builderLens = Object.freeze({
|
462 | hasType: this.hasType,
|
463 | addType: this.addType,
|
464 | setConfigOption: this.setConfigOption,
|
465 | hasConfigOption: this.hasConfigOption,
|
466 | getConfigOption: this.getConfigOption,
|
467 | });
|
468 | }
|
469 |
|
470 | setConfigOption = <K extends keyof BuilderConfig>(
|
471 | key: K,
|
472 | value: BuilderConfig[K]
|
473 | ) => {
|
474 | this.config = {
|
475 | ...this.config,
|
476 | [key]: value,
|
477 | };
|
478 | };
|
479 |
|
480 | hasConfigOption = (key: keyof BuilderConfig): boolean => {
|
481 | return this.config.hasOwnProperty(key);
|
482 | };
|
483 |
|
484 | getConfigOption = <K extends keyof BuilderConfig>(
|
485 | key: K
|
486 | ): BuilderConfig[K] => {
|
487 | return this.config[key];
|
488 | };
|
489 |
|
490 | hasType = (typeName: string): boolean => {
|
491 | return Boolean(
|
492 | this.pendingTypeMap[typeName] || this.finalTypeMap[typeName]
|
493 | );
|
494 | };
|
495 |
|
496 | |
497 |
|
498 |
|
499 |
|
500 |
|
501 |
|
502 |
|
503 | addType = (typeDef: TypeDef | DynamicBlockDef) => {
|
504 | if (isNexusDynamicInputMethod(typeDef)) {
|
505 | this.dynamicInputFields[typeDef.name] = typeDef;
|
506 | return;
|
507 | }
|
508 | if (isNexusDynamicOutputMethod(typeDef)) {
|
509 | this.dynamicOutputFields[typeDef.name] = typeDef;
|
510 | return;
|
511 | }
|
512 | if (isNexusDynamicOutputProperty(typeDef)) {
|
513 | this.dynamicOutputProperties[typeDef.name] = typeDef;
|
514 | return;
|
515 | }
|
516 |
|
517 |
|
518 | if (typeDef.name?.indexOf("__") === 0) {
|
519 | return;
|
520 | }
|
521 |
|
522 | const existingType =
|
523 | this.definedTypeMap[typeDef.name] || this.pendingTypeMap[typeDef.name];
|
524 |
|
525 | if (isNexusExtendTypeDef(typeDef)) {
|
526 | const typeExtensions = (this.typeExtendMap[typeDef.name] =
|
527 | this.typeExtendMap[typeDef.name] || []);
|
528 | typeExtensions.push(typeDef.value);
|
529 | this.typesToWalk.push({ type: "object", value: typeDef.value });
|
530 | return;
|
531 | }
|
532 |
|
533 | if (isNexusExtendInputTypeDef(typeDef)) {
|
534 | const typeExtensions = (this.inputTypeExtendMap[typeDef.name] =
|
535 | this.inputTypeExtendMap[typeDef.name] || []);
|
536 | typeExtensions.push(typeDef.value);
|
537 | this.typesToWalk.push({ type: "input", value: typeDef.value });
|
538 | return;
|
539 | }
|
540 |
|
541 | if (existingType) {
|
542 |
|
543 | if (existingType === typeDef) {
|
544 | return;
|
545 | }
|
546 | throw extendError(typeDef.name);
|
547 | }
|
548 |
|
549 | if (isNexusScalarTypeDef(typeDef) && typeDef.value.asNexusMethod) {
|
550 | this.dynamicInputFields[typeDef.value.asNexusMethod] = typeDef.name;
|
551 | this.dynamicOutputFields[typeDef.value.asNexusMethod] = typeDef.name;
|
552 | if (typeDef.value.rootTyping) {
|
553 | this.rootTypings[typeDef.name] = typeDef.value.rootTyping;
|
554 | }
|
555 | } else if (isScalarType(typeDef)) {
|
556 | const scalarDef = typeDef as GraphQLScalarType & {
|
557 | extensions?: NexusScalarExtensions;
|
558 | };
|
559 | if (scalarDef.extensions && scalarDef.extensions.nexus) {
|
560 | const { asNexusMethod, rootTyping } = scalarDef.extensions.nexus;
|
561 | if (asNexusMethod) {
|
562 | this.dynamicInputFields[asNexusMethod] = scalarDef.name;
|
563 | this.dynamicOutputFields[asNexusMethod] = typeDef.name;
|
564 | }
|
565 | if (rootTyping) {
|
566 | this.rootTypings[scalarDef.name] = rootTyping;
|
567 | }
|
568 | }
|
569 | }
|
570 |
|
571 | if (isNamedType(typeDef)) {
|
572 | let finalTypeDef = typeDef;
|
573 | if (isObjectType(typeDef)) {
|
574 | const config = typeDef.toConfig();
|
575 | finalTypeDef = new GraphQLObjectType({
|
576 | ...config,
|
577 | fields: () => this.rebuildNamedOutputFields(config),
|
578 | interfaces: () =>
|
579 | config.interfaces.map((t) => this.getInterface(t.name)),
|
580 | });
|
581 | } else if (isInterfaceType(typeDef)) {
|
582 | const config = typeDef.toConfig();
|
583 | finalTypeDef = new GraphQLInterfaceType({
|
584 | ...config,
|
585 | fields: () => this.rebuildNamedOutputFields(config),
|
586 | });
|
587 | } else if (isUnionType(typeDef)) {
|
588 | const config = typeDef.toConfig();
|
589 | finalTypeDef = new GraphQLUnionType({
|
590 | ...config,
|
591 | types: () => config.types.map((t) => this.getObjectType(t.name)),
|
592 | });
|
593 | }
|
594 | this.finalTypeMap[typeDef.name] = finalTypeDef;
|
595 | this.definedTypeMap[typeDef.name] = typeDef;
|
596 | this.typesToWalk.push({ type: "named", value: typeDef });
|
597 | } else {
|
598 | this.pendingTypeMap[typeDef.name] = typeDef;
|
599 | }
|
600 | if (isNexusInputObjectTypeDef(typeDef)) {
|
601 | this.typesToWalk.push({ type: "input", value: typeDef.value });
|
602 | }
|
603 | if (isNexusObjectTypeDef(typeDef)) {
|
604 | this.typesToWalk.push({ type: "object", value: typeDef.value });
|
605 | }
|
606 | if (isNexusInterfaceTypeDef(typeDef)) {
|
607 | this.typesToWalk.push({ type: "interface", value: typeDef.value });
|
608 | }
|
609 | };
|
610 |
|
611 | addTypes(types: any) {
|
612 | if (!types) {
|
613 | return;
|
614 | }
|
615 | if (isSchema(types)) {
|
616 | this.addTypes(types.getTypeMap());
|
617 | }
|
618 | if (isNexusPlugin(types)) {
|
619 | if (!this.config.plugins?.includes(types)) {
|
620 | throw new Error(
|
621 | `Nexus plugin ${types.config.name} was seen in the "types" config, but should instead be provided to the "plugins" array.`
|
622 | );
|
623 | }
|
624 | return;
|
625 | }
|
626 | if (
|
627 | isNexusNamedTypeDef(types) ||
|
628 | isNexusExtendTypeDef(types) ||
|
629 | isNexusExtendInputTypeDef(types) ||
|
630 | isNamedType(types) ||
|
631 | isNexusDynamicInputMethod(types) ||
|
632 | isNexusDynamicOutputMethod(types) ||
|
633 | isNexusDynamicOutputProperty(types)
|
634 | ) {
|
635 | this.addType(types);
|
636 | } else if (Array.isArray(types)) {
|
637 | types.forEach((typeDef) => this.addTypes(typeDef));
|
638 | } else if (isObject(types)) {
|
639 | Object.keys(types).forEach((key) => this.addTypes(types[key]));
|
640 | }
|
641 | }
|
642 |
|
643 | rebuildNamedOutputFields(
|
644 | config: ReturnType<
|
645 | GraphQLObjectType["toConfig"] | GraphQLInterfaceType["toConfig"]
|
646 | >
|
647 | ) {
|
648 | const { fields, ...rest } = config;
|
649 | const fieldsConfig = typeof fields === "function" ? fields() : fields;
|
650 | return mapValues(fieldsConfig, (val, key) => {
|
651 | const { resolve, type, ...fieldConfig } = val;
|
652 | const finalType = this.replaceNamedType(type);
|
653 | return {
|
654 | ...fieldConfig,
|
655 | type: finalType,
|
656 | resolve: this.makeFinalResolver(
|
657 | {
|
658 | builder: this.builderLens,
|
659 | fieldConfig: {
|
660 | ...fieldConfig,
|
661 | type: finalType,
|
662 | name: key,
|
663 | },
|
664 | schemaConfig: this.config,
|
665 | parentTypeConfig: rest,
|
666 | schemaExtension: this.schemaExtension,
|
667 | },
|
668 | resolve
|
669 | ),
|
670 | };
|
671 | });
|
672 | }
|
673 |
|
674 | walkTypes() {
|
675 | let obj;
|
676 | while ((obj = this.typesToWalk.shift())) {
|
677 | switch (obj.type) {
|
678 | case "input":
|
679 | this.walkInputType(obj.value);
|
680 | break;
|
681 | case "interface":
|
682 | this.walkInterfaceType(obj.value);
|
683 | break;
|
684 | case "named":
|
685 | this.walkNamedTypes(obj.value);
|
686 | break;
|
687 | case "object":
|
688 | this.walkOutputType(obj.value);
|
689 | break;
|
690 | }
|
691 | }
|
692 | }
|
693 |
|
694 | beforeWalkTypes() {
|
695 | this.plugins.forEach((obj, i) => {
|
696 | if (!isNexusPlugin(obj)) {
|
697 | throw new Error(`Expected a plugin in plugins[${i}], saw ${obj}`);
|
698 | }
|
699 | const { config: pluginConfig } = obj;
|
700 | if (pluginConfig.onInstall) {
|
701 | const installResult = pluginConfig.onInstall(this.builderLens);
|
702 | validateOnInstallHookResult(pluginConfig.name, installResult);
|
703 | installResult.types.forEach((t) => this.addType(t));
|
704 | }
|
705 | if (pluginConfig.onCreateFieldResolver) {
|
706 | this.onCreateResolverFns.push(pluginConfig.onCreateFieldResolver);
|
707 | }
|
708 | if (pluginConfig.onCreateFieldSubscribe) {
|
709 | this.onCreateSubscribeFns.push(pluginConfig.onCreateFieldSubscribe);
|
710 | }
|
711 | if (pluginConfig.onBeforeBuild) {
|
712 | this.onBeforeBuildFns.push(pluginConfig.onBeforeBuild);
|
713 | }
|
714 | if (pluginConfig.onMissingType) {
|
715 | this.onMissingTypeFns.push(pluginConfig.onMissingType);
|
716 | }
|
717 | if (pluginConfig.onAfterBuild) {
|
718 | this.onAfterBuildFns.push(pluginConfig.onAfterBuild);
|
719 | }
|
720 | });
|
721 | }
|
722 |
|
723 | beforeBuildTypes() {
|
724 | this.onBeforeBuildFns.forEach((fn) => {
|
725 | fn(this.builderLens);
|
726 | if (this.typesToWalk.length > 0) {
|
727 | this.walkTypes();
|
728 | }
|
729 | });
|
730 | }
|
731 |
|
732 | buildNexusTypes() {
|
733 |
|
734 | if (!this.pendingTypeMap.Query) {
|
735 | this.pendingTypeMap.Query = null as any;
|
736 | }
|
737 | Object.keys(this.pendingTypeMap).forEach((key) => {
|
738 | if (this.typesToWalk.length > 0) {
|
739 | this.walkTypes();
|
740 | }
|
741 |
|
742 |
|
743 | if (this.finalTypeMap[key]) {
|
744 | return;
|
745 | }
|
746 | if (this.definedTypeMap[key]) {
|
747 | throw extendError(key);
|
748 | }
|
749 | this.finalTypeMap[key] = this.getOrBuildType(key);
|
750 | this.buildingTypes.clear();
|
751 | });
|
752 | Object.keys(this.typeExtendMap).forEach((key) => {
|
753 |
|
754 | if (this.typeExtendMap[key] !== null) {
|
755 | this.buildObjectType({
|
756 | name: key,
|
757 | definition() {},
|
758 | });
|
759 | }
|
760 | });
|
761 | Object.keys(this.inputTypeExtendMap).forEach((key) => {
|
762 |
|
763 | if (this.inputTypeExtendMap[key] !== null) {
|
764 | this.buildInputObjectType({
|
765 | name: key,
|
766 | definition() {},
|
767 | });
|
768 | }
|
769 | });
|
770 | }
|
771 |
|
772 | createSchemaExtension() {
|
773 | this._schemaExtension = new NexusSchemaExtension({
|
774 | ...this.config,
|
775 | dynamicFields: {
|
776 | dynamicInputFields: this.dynamicInputFields,
|
777 | dynamicOutputFields: this.dynamicOutputFields,
|
778 | dynamicOutputProperties: this.dynamicOutputProperties,
|
779 | },
|
780 | rootTypings: this.rootTypings,
|
781 | });
|
782 | }
|
783 |
|
784 | getFinalTypeMap(): BuildTypes<any> {
|
785 | this.beforeWalkTypes();
|
786 | this.createSchemaExtension();
|
787 | this.walkTypes();
|
788 | this.beforeBuildTypes();
|
789 | this.buildNexusTypes();
|
790 | return {
|
791 | finalConfig: this.config,
|
792 | typeMap: this.finalTypeMap,
|
793 | schemaExtension: this.schemaExtension!,
|
794 | missingTypes: this.missingTypes,
|
795 | onAfterBuildFns: this.onAfterBuildFns,
|
796 | };
|
797 | }
|
798 |
|
799 | buildInputObjectType(
|
800 | config: NexusInputObjectTypeConfig<any>
|
801 | ): GraphQLInputObjectType {
|
802 | const fields: NexusInputFieldDef[] = [];
|
803 | const definitionBlock = new InputDefinitionBlock({
|
804 | typeName: config.name,
|
805 | addField: (field) => fields.push(field),
|
806 | addDynamicInputFields: (block, isList) =>
|
807 | this.addDynamicInputFields(block, isList),
|
808 | warn: consoleWarn,
|
809 | });
|
810 | config.definition(definitionBlock);
|
811 | const extensions = this.inputTypeExtendMap[config.name];
|
812 | if (extensions) {
|
813 | extensions.forEach((extension) => {
|
814 | extension.definition(definitionBlock);
|
815 | });
|
816 | }
|
817 | this.inputTypeExtendMap[config.name] = null;
|
818 | const inputObjectTypeConfig: NexusGraphQLInputObjectTypeConfig = {
|
819 | name: config.name,
|
820 | fields: () => this.buildInputObjectFields(fields, inputObjectTypeConfig),
|
821 | description: config.description,
|
822 | extensions: {
|
823 | nexus: new NexusInputObjectTypeExtension(config),
|
824 | },
|
825 | };
|
826 | return this.finalize(new GraphQLInputObjectType(inputObjectTypeConfig));
|
827 | }
|
828 |
|
829 | buildObjectType(config: NexusObjectTypeConfig<any>) {
|
830 | const fields: NexusOutputFieldDef[] = [];
|
831 | const interfaces: Implemented[] = [];
|
832 | const definitionBlock = new ObjectDefinitionBlock({
|
833 | typeName: config.name,
|
834 | addField: (fieldDef) => fields.push(fieldDef),
|
835 | addInterfaces: (interfaceDefs) => interfaces.push(...interfaceDefs),
|
836 | addDynamicOutputMembers: (block, isList) =>
|
837 | this.addDynamicOutputMembers(block, isList, "build"),
|
838 | warn: consoleWarn,
|
839 | });
|
840 | config.definition(definitionBlock);
|
841 | const extensions = this.typeExtendMap[config.name];
|
842 | if (extensions) {
|
843 | extensions.forEach((extension) => {
|
844 | extension.definition(definitionBlock);
|
845 | });
|
846 | }
|
847 | this.typeExtendMap[config.name] = null;
|
848 | if (config.rootTyping) {
|
849 | this.rootTypings[config.name] = config.rootTyping;
|
850 | }
|
851 | const objectTypeConfig: NexusGraphQLObjectTypeConfig = {
|
852 | name: config.name,
|
853 | interfaces: () => interfaces.map((i) => this.getInterface(i)),
|
854 | description: config.description,
|
855 | fields: () => {
|
856 | const allInterfaces = interfaces.map((i) => this.getInterface(i));
|
857 | const interfaceConfigs = allInterfaces.map((i) => i.toConfig());
|
858 | const interfaceFieldsMap: GraphQLFieldConfigMap<any, any> = {};
|
859 | interfaceConfigs.forEach((i) => {
|
860 | Object.keys(i.fields).forEach((iFieldName) => {
|
861 | interfaceFieldsMap[iFieldName] = i.fields[iFieldName];
|
862 | });
|
863 | });
|
864 | return this.buildOutputFields(
|
865 | fields,
|
866 | objectTypeConfig,
|
867 | interfaceFieldsMap
|
868 | );
|
869 | },
|
870 | extensions: {
|
871 | nexus: new NexusObjectTypeExtension(config),
|
872 | },
|
873 | };
|
874 | return this.finalize(new GraphQLObjectType(objectTypeConfig));
|
875 | }
|
876 |
|
877 | buildInterfaceType(config: NexusInterfaceTypeConfig<any>) {
|
878 | const { name, description } = config;
|
879 | let resolveType: AbstractTypeResolver<string> | undefined;
|
880 | const fields: NexusOutputFieldDef[] = [];
|
881 | const definitionBlock = new InterfaceDefinitionBlock({
|
882 | typeName: config.name,
|
883 | addField: (field) => fields.push(field),
|
884 | setResolveType: (fn) => (resolveType = fn),
|
885 | addDynamicOutputMembers: (block, isList) =>
|
886 | this.addDynamicOutputMembers(block, isList, "build"),
|
887 | warn: consoleWarn,
|
888 | });
|
889 | config.definition(definitionBlock);
|
890 | const toExtend = this.typeExtendMap[config.name];
|
891 | if (toExtend) {
|
892 | toExtend.forEach((e) => {
|
893 | e.definition(definitionBlock);
|
894 | });
|
895 | }
|
896 | if (!resolveType) {
|
897 | resolveType = this.missingResolveType(config.name, "union");
|
898 | }
|
899 | if (config.rootTyping) {
|
900 | this.rootTypings[config.name] = config.rootTyping;
|
901 | }
|
902 | const interfaceTypeConfig: NexusGraphQLInterfaceTypeConfig = {
|
903 | name,
|
904 | resolveType,
|
905 | description,
|
906 | fields: () => this.buildOutputFields(fields, interfaceTypeConfig, {}),
|
907 | extensions: {
|
908 | nexus: new NexusInterfaceTypeExtension(config),
|
909 | },
|
910 | };
|
911 | return this.finalize(new GraphQLInterfaceType(interfaceTypeConfig));
|
912 | }
|
913 |
|
914 | buildEnumType(config: EnumTypeConfig<any>) {
|
915 | const { members } = config;
|
916 | const values: GraphQLEnumValueConfigMap = {};
|
917 | if (Array.isArray(members)) {
|
918 | members.forEach((m) => {
|
919 | if (typeof m === "string") {
|
920 | values[m] = { value: m };
|
921 | } else {
|
922 | values[m.name] = {
|
923 | value: typeof m.value === "undefined" ? m.name : m.value,
|
924 | deprecationReason: m.deprecation,
|
925 | description: m.description,
|
926 | };
|
927 | }
|
928 | });
|
929 | } else {
|
930 | Object.keys(members)
|
931 |
|
932 |
|
933 |
|
934 |
|
935 |
|
936 | .filter((key) => isNaN(+key))
|
937 | .forEach((key) => {
|
938 | assertValidName(key);
|
939 |
|
940 | values[key] = {
|
941 | value: (members as Record<string, string | number | symbol>)[key],
|
942 | };
|
943 | });
|
944 | }
|
945 | if (!Object.keys(values).length) {
|
946 | throw new Error(
|
947 | `GraphQL Nexus: Enum ${config.name} must have at least one member`
|
948 | );
|
949 | }
|
950 | if (config.rootTyping) {
|
951 | this.rootTypings[config.name] = config.rootTyping;
|
952 | }
|
953 | return this.finalize(
|
954 | new GraphQLEnumType({
|
955 | name: config.name,
|
956 | values: values,
|
957 | description: config.description,
|
958 | })
|
959 | );
|
960 | }
|
961 |
|
962 | buildUnionType(config: NexusUnionTypeConfig<any>) {
|
963 | let members: UnionMembers | undefined;
|
964 | let resolveType: AbstractTypeResolver<string> | undefined;
|
965 | config.definition(
|
966 | new UnionDefinitionBlock({
|
967 | setResolveType: (fn) => (resolveType = fn),
|
968 | addUnionMembers: (unionMembers) => (members = unionMembers),
|
969 | })
|
970 | );
|
971 | if (!resolveType) {
|
972 | resolveType = this.missingResolveType(config.name, "union");
|
973 | }
|
974 | if (config.rootTyping) {
|
975 | this.rootTypings[config.name] = config.rootTyping;
|
976 | }
|
977 | return this.finalize(
|
978 | new GraphQLUnionType({
|
979 | name: config.name,
|
980 | resolveType,
|
981 | description: config.description,
|
982 | types: () => this.buildUnionMembers(config.name, members),
|
983 | })
|
984 | );
|
985 | }
|
986 |
|
987 | buildScalarType(config: NexusScalarTypeConfig<string>): GraphQLScalarType {
|
988 | if (config.rootTyping) {
|
989 | this.rootTypings[config.name] = config.rootTyping;
|
990 | }
|
991 | return this.finalize(new GraphQLScalarType(config));
|
992 | }
|
993 |
|
994 | protected finalize<T extends GraphQLNamedType>(type: T): T {
|
995 | this.finalTypeMap[type.name] = type;
|
996 | return type;
|
997 | }
|
998 |
|
999 | protected missingType(
|
1000 | typeName: string,
|
1001 | fromObject: boolean = false
|
1002 | ): GraphQLNamedType {
|
1003 | invariantGuard(typeName);
|
1004 | if (this.onMissingTypeFns.length) {
|
1005 | for (let i = 0; i < this.onMissingTypeFns.length; i++) {
|
1006 | const fn = this.onMissingTypeFns[i];
|
1007 | const replacementType = fn(typeName, this.builderLens);
|
1008 | if (replacementType && replacementType.name) {
|
1009 | this.addType(replacementType);
|
1010 | return this.getOrBuildType(replacementType);
|
1011 | }
|
1012 | }
|
1013 | }
|
1014 | if (typeName === "Query") {
|
1015 | return new GraphQLObjectType({
|
1016 | name: "Query",
|
1017 | fields: {
|
1018 | ok: {
|
1019 | type: GraphQLNonNull(GraphQLBoolean),
|
1020 | resolve: () => true,
|
1021 | },
|
1022 | },
|
1023 | });
|
1024 | }
|
1025 |
|
1026 | if (!this.missingTypes[typeName]) {
|
1027 | this.missingTypes[typeName] = { fromObject };
|
1028 | }
|
1029 |
|
1030 | return UNKNOWN_TYPE_SCALAR;
|
1031 | }
|
1032 |
|
1033 | protected buildUnionMembers(
|
1034 | unionName: string,
|
1035 | members: UnionMembers | undefined
|
1036 | ) {
|
1037 | const unionMembers: GraphQLObjectType[] = [];
|
1038 |
|
1039 | if (!members) {
|
1040 | throw new Error(
|
1041 | `Missing Union members for ${unionName}.` +
|
1042 | `Make sure to call the t.members(...) method in the union blocks`
|
1043 | );
|
1044 | }
|
1045 | members.forEach((member) => {
|
1046 | unionMembers.push(this.getObjectType(member));
|
1047 | });
|
1048 |
|
1049 | if (!unionMembers.length) {
|
1050 | throw new Error(
|
1051 | `GraphQL Nexus: Union ${unionName} must have at least one member type`
|
1052 | );
|
1053 | }
|
1054 | return unionMembers;
|
1055 | }
|
1056 |
|
1057 | protected buildOutputFields(
|
1058 | fields: NexusOutputFieldDef[],
|
1059 | typeConfig: NexusGraphQLInterfaceTypeConfig | NexusGraphQLObjectTypeConfig,
|
1060 | intoObject: GraphQLFieldConfigMap<any, any>
|
1061 | ) {
|
1062 | fields.forEach((field) => {
|
1063 | intoObject[field.name] = this.buildOutputField(field, typeConfig);
|
1064 | });
|
1065 | return intoObject;
|
1066 | }
|
1067 |
|
1068 | protected buildInputObjectFields(
|
1069 | fields: NexusInputFieldDef[],
|
1070 | typeConfig: NexusGraphQLInputObjectTypeConfig
|
1071 | ): GraphQLInputFieldConfigMap {
|
1072 | const fieldMap: GraphQLInputFieldConfigMap = {};
|
1073 | fields.forEach((field) => {
|
1074 | fieldMap[field.name] = this.buildInputObjectField(field, typeConfig);
|
1075 | });
|
1076 | return fieldMap;
|
1077 | }
|
1078 |
|
1079 | protected buildOutputField(
|
1080 | fieldConfig: NexusOutputFieldDef,
|
1081 | typeConfig: NexusGraphQLObjectTypeConfig | NexusGraphQLInterfaceTypeConfig
|
1082 | ): GraphQLFieldConfig<any, any> {
|
1083 | if (!fieldConfig.type) {
|
1084 |
|
1085 | throw new Error(
|
1086 | `Missing required "type" field for ${typeConfig.name}.${fieldConfig.name}`
|
1087 | );
|
1088 | }
|
1089 | const fieldExtension = new NexusFieldExtension(fieldConfig);
|
1090 | const builderFieldConfig: Omit<
|
1091 | NexusGraphQLFieldConfig,
|
1092 | "resolve" | "subscribe"
|
1093 | > = {
|
1094 | name: fieldConfig.name,
|
1095 | type: this.decorateType(
|
1096 | this.getOutputType(fieldConfig.type),
|
1097 | fieldConfig.list,
|
1098 | this.outputNonNull(typeConfig, fieldConfig)
|
1099 | ),
|
1100 | args: this.buildArgs(fieldConfig.args || {}, typeConfig),
|
1101 | description: fieldConfig.description,
|
1102 | deprecationReason: fieldConfig.deprecation,
|
1103 | extensions: {
|
1104 | nexus: fieldExtension,
|
1105 | },
|
1106 | };
|
1107 | return {
|
1108 | resolve: this.makeFinalResolver(
|
1109 | {
|
1110 | builder: this.builderLens,
|
1111 | fieldConfig: builderFieldConfig,
|
1112 | parentTypeConfig: typeConfig,
|
1113 | schemaConfig: this.config,
|
1114 | schemaExtension: this.schemaExtension,
|
1115 | },
|
1116 | fieldConfig.resolve
|
1117 | ),
|
1118 | subscribe: fieldConfig.subscribe,
|
1119 | ...builderFieldConfig,
|
1120 | };
|
1121 | }
|
1122 |
|
1123 | protected makeFinalResolver(
|
1124 | info: CreateFieldResolverInfo,
|
1125 | resolver?: GraphQLFieldResolver<any, any>
|
1126 | ) {
|
1127 | const resolveFn = resolver || defaultFieldResolver;
|
1128 | if (this.onCreateResolverFns.length) {
|
1129 | const toCompose = this.onCreateResolverFns
|
1130 | .map((fn) => fn(info))
|
1131 | .filter((f) => f) as MiddlewareFn[];
|
1132 | if (toCompose.length) {
|
1133 | return composeMiddlewareFns(toCompose, resolveFn);
|
1134 | }
|
1135 | }
|
1136 | return resolveFn;
|
1137 | }
|
1138 |
|
1139 | protected buildInputObjectField(
|
1140 | field: NexusInputFieldDef,
|
1141 | typeConfig: NexusGraphQLInputObjectTypeConfig
|
1142 | ): GraphQLInputFieldConfig {
|
1143 | return {
|
1144 | type: this.decorateType(
|
1145 | this.getInputType(field.type),
|
1146 | field.list,
|
1147 | this.inputNonNull(typeConfig, field)
|
1148 | ),
|
1149 | defaultValue: field.default,
|
1150 | description: field.description,
|
1151 | };
|
1152 | }
|
1153 |
|
1154 | protected buildArgs(
|
1155 | args: ArgsRecord,
|
1156 | typeConfig: NexusGraphQLObjectTypeConfig | NexusGraphQLInterfaceTypeConfig
|
1157 | ): GraphQLFieldConfigArgumentMap {
|
1158 | const allArgs: GraphQLFieldConfigArgumentMap = {};
|
1159 | Object.keys(args).forEach((argName) => {
|
1160 | const argDef = normalizeArg(args[argName]).value;
|
1161 | allArgs[argName] = {
|
1162 | type: this.decorateType(
|
1163 | this.getInputType(argDef.type),
|
1164 | argDef.list,
|
1165 | this.inputNonNull(typeConfig, argDef)
|
1166 | ),
|
1167 | description: argDef.description,
|
1168 | defaultValue: argDef.default,
|
1169 | };
|
1170 | });
|
1171 | return allArgs;
|
1172 | }
|
1173 |
|
1174 | protected inputNonNull(
|
1175 | typeDef:
|
1176 | | NexusGraphQLObjectTypeConfig
|
1177 | | NexusGraphQLInterfaceTypeConfig
|
1178 | | NexusGraphQLInputObjectTypeConfig,
|
1179 | field: NexusInputFieldDef | NexusArgConfig<any>
|
1180 | ): boolean {
|
1181 | const { nullable, required } = field;
|
1182 | const { name, nonNullDefaults = {} } =
|
1183 | typeDef.extensions?.nexus?.config || {};
|
1184 | if (typeof nullable !== "undefined" && typeof required !== "undefined") {
|
1185 | throw new Error(`Cannot set both nullable & required on ${name}`);
|
1186 | }
|
1187 | if (typeof nullable !== "undefined") {
|
1188 | return !nullable;
|
1189 | }
|
1190 | if (typeof required !== "undefined") {
|
1191 | return required;
|
1192 | }
|
1193 |
|
1194 | return firstDefined(
|
1195 | nonNullDefaults.input,
|
1196 | this.nonNullDefaults.input,
|
1197 | false
|
1198 | );
|
1199 | }
|
1200 |
|
1201 | protected outputNonNull(
|
1202 | typeDef: NexusGraphQLObjectTypeConfig | NexusGraphQLInterfaceTypeConfig,
|
1203 | field: NexusOutputFieldDef
|
1204 | ): boolean {
|
1205 | const { nullable } = field;
|
1206 | const { nonNullDefaults = {} } = typeDef.extensions?.nexus?.config ?? {};
|
1207 | if (typeof nullable !== "undefined") {
|
1208 | return !nullable;
|
1209 | }
|
1210 |
|
1211 | return firstDefined(
|
1212 | nonNullDefaults.output,
|
1213 | this.nonNullDefaults.output,
|
1214 | true
|
1215 | );
|
1216 | }
|
1217 |
|
1218 | protected decorateType<T extends GraphQLNamedType>(
|
1219 | type: T,
|
1220 | list: null | undefined | true | boolean[],
|
1221 | isNonNull: boolean
|
1222 | ): T {
|
1223 | if (list) {
|
1224 | type = this.decorateList(type, list);
|
1225 | }
|
1226 | return (isNonNull ? GraphQLNonNull(type) : type) as T;
|
1227 | }
|
1228 |
|
1229 | protected decorateList<T extends GraphQLOutputType | GraphQLInputType>(
|
1230 | type: T,
|
1231 | list: true | boolean[]
|
1232 | ): T {
|
1233 | let finalType = type;
|
1234 | if (!Array.isArray(list)) {
|
1235 | return GraphQLList(GraphQLNonNull(type)) as T;
|
1236 | }
|
1237 | if (Array.isArray(list)) {
|
1238 | for (let i = 0; i < list.length; i++) {
|
1239 | const isNull = !list[i];
|
1240 | if (!isNull) {
|
1241 | finalType = GraphQLNonNull(finalType) as T;
|
1242 | }
|
1243 | finalType = GraphQLList(finalType) as T;
|
1244 | }
|
1245 | }
|
1246 | return finalType;
|
1247 | }
|
1248 |
|
1249 | protected getInterface(
|
1250 | name: string | NexusInterfaceTypeDef<any>
|
1251 | ): GraphQLInterfaceType {
|
1252 | const type = this.getOrBuildType(name);
|
1253 | if (!isInterfaceType(type)) {
|
1254 |
|
1255 | throw new Error(
|
1256 | `Expected ${name} to be an interfaceType, saw ${type.constructor.name}`
|
1257 | );
|
1258 | }
|
1259 | return type;
|
1260 | }
|
1261 |
|
1262 | protected getInputType(
|
1263 | name: string | AllNexusInputTypeDefs
|
1264 | ): GraphQLPossibleInputs {
|
1265 | const type = this.getOrBuildType(name);
|
1266 | if (!isInputObjectType(type) && !isLeafType(type)) {
|
1267 |
|
1268 | throw new Error(
|
1269 | `Expected ${name} to be a possible input type, saw ${type.constructor.name}`
|
1270 | );
|
1271 | }
|
1272 | return type;
|
1273 | }
|
1274 |
|
1275 | protected getOutputType(
|
1276 | name: string | AllNexusOutputTypeDefs
|
1277 | ): GraphQLPossibleOutputs {
|
1278 | const type = this.getOrBuildType(name);
|
1279 | if (!isOutputType(type)) {
|
1280 |
|
1281 | throw new Error(
|
1282 | `Expected ${name} to be a valid output type, saw ${type.constructor.name}`
|
1283 | );
|
1284 | }
|
1285 | return type;
|
1286 | }
|
1287 |
|
1288 | protected getObjectType(
|
1289 | name: string | NexusObjectTypeDef<string>
|
1290 | ): GraphQLObjectType {
|
1291 | if (isNexusNamedTypeDef(name)) {
|
1292 | return this.getObjectType(name.name);
|
1293 | }
|
1294 | const type = this.getOrBuildType(name);
|
1295 | if (!isObjectType(type)) {
|
1296 |
|
1297 | throw new Error(
|
1298 | `Expected ${name} to be a objectType, saw ${type.constructor.name}`
|
1299 | );
|
1300 | }
|
1301 | return type;
|
1302 | }
|
1303 |
|
1304 | protected getOrBuildType(
|
1305 | name: string | AllNexusNamedTypeDefs,
|
1306 | fromObject: boolean = false
|
1307 | ): GraphQLNamedType {
|
1308 | invariantGuard(name);
|
1309 | if (isNexusNamedTypeDef(name)) {
|
1310 | return this.getOrBuildType(name.name, true);
|
1311 | }
|
1312 | if (SCALARS[name]) {
|
1313 | return SCALARS[name];
|
1314 | }
|
1315 | if (this.finalTypeMap[name]) {
|
1316 | return this.finalTypeMap[name];
|
1317 | }
|
1318 | if (this.buildingTypes.has(name)) {
|
1319 |
|
1320 | throw new Error(
|
1321 | `GraphQL Nexus: Circular dependency detected, while building types ${Array.from(
|
1322 | this.buildingTypes
|
1323 | )}`
|
1324 | );
|
1325 | }
|
1326 | const pendingType = this.pendingTypeMap[name];
|
1327 | if (isNexusNamedTypeDef(pendingType)) {
|
1328 | this.buildingTypes.add(pendingType.name);
|
1329 | if (isNexusObjectTypeDef(pendingType)) {
|
1330 | return this.buildObjectType(pendingType.value);
|
1331 | } else if (isNexusInterfaceTypeDef(pendingType)) {
|
1332 | return this.buildInterfaceType(pendingType.value);
|
1333 | } else if (isNexusEnumTypeDef(pendingType)) {
|
1334 | return this.buildEnumType(pendingType.value);
|
1335 | } else if (isNexusScalarTypeDef(pendingType)) {
|
1336 | return this.buildScalarType(pendingType.value);
|
1337 | } else if (isNexusInputObjectTypeDef(pendingType)) {
|
1338 | return this.buildInputObjectType(pendingType.value);
|
1339 | } else if (isNexusUnionTypeDef(pendingType)) {
|
1340 | return this.buildUnionType(pendingType.value);
|
1341 | }
|
1342 | }
|
1343 | return this.missingType(name, fromObject);
|
1344 | }
|
1345 |
|
1346 | missingResolveType(name: string, location: "union" | "interface") {
|
1347 | console.error(
|
1348 | new Error(
|
1349 | `Missing resolveType for the ${name} ${location}. ` +
|
1350 | `Be sure to add one in the definition block for the type, ` +
|
1351 | `or t.resolveType(() => null) if you don't want or need to implement.`
|
1352 | )
|
1353 | );
|
1354 | return (obj: any) => obj?.__typename || null;
|
1355 | }
|
1356 |
|
1357 | protected walkInputType<T extends NexusShapedInput>(obj: T) {
|
1358 | const definitionBlock = new InputDefinitionBlock({
|
1359 | typeName: obj.name,
|
1360 | addField: (f) => this.maybeTraverseInputFieldType(f),
|
1361 | addDynamicInputFields: (block, isList) =>
|
1362 | this.addDynamicInputFields(block, isList),
|
1363 | warn: () => {},
|
1364 | });
|
1365 | obj.definition(definitionBlock);
|
1366 | return obj;
|
1367 | }
|
1368 |
|
1369 | addDynamicInputFields(block: InputDefinitionBlock<any>, isList: boolean) {
|
1370 | eachObj(this.dynamicInputFields, (val, methodName) => {
|
1371 | if (typeof val === "string") {
|
1372 | return this.addDynamicScalar(methodName, val, block);
|
1373 | }
|
1374 |
|
1375 | block[methodName] = (...args: any[]) => {
|
1376 | const config = isList ? [args[0], { list: isList, ...args[1] }] : args;
|
1377 | return val.value.factory({
|
1378 | args: config,
|
1379 | typeDef: block,
|
1380 | builder: this.builderLens,
|
1381 | typeName: block.typeName,
|
1382 | });
|
1383 | };
|
1384 | });
|
1385 | }
|
1386 |
|
1387 | addDynamicOutputMembers(
|
1388 | block: OutputDefinitionBlock<any>,
|
1389 | isList: boolean,
|
1390 | stage: "walk" | "build"
|
1391 | ) {
|
1392 | eachObj(this.dynamicOutputFields, (val, methodName) => {
|
1393 | if (typeof val === "string") {
|
1394 | return this.addDynamicScalar(methodName, val, block);
|
1395 | }
|
1396 |
|
1397 | block[methodName] = (...args: any[]) => {
|
1398 | const config = isList ? [args[0], { list: isList, ...args[1] }] : args;
|
1399 | return val.value.factory({
|
1400 | args: config,
|
1401 | typeDef: block,
|
1402 | builder: this.builderLens,
|
1403 | typeName: block.typeName,
|
1404 | stage,
|
1405 | });
|
1406 | };
|
1407 | });
|
1408 | eachObj(this.dynamicOutputProperties, (val, propertyName) => {
|
1409 | Object.defineProperty(block, propertyName, {
|
1410 | get() {
|
1411 | return val.value.factory({
|
1412 | typeDef: block,
|
1413 | builder: this.builderLens,
|
1414 | typeName: block.typeName,
|
1415 | stage,
|
1416 | });
|
1417 | },
|
1418 | enumerable: true,
|
1419 | });
|
1420 | });
|
1421 | }
|
1422 |
|
1423 | addDynamicScalar(
|
1424 | methodName: string,
|
1425 | typeName: string,
|
1426 | block: OutputDefinitionBlock<any> | InputDefinitionBlock<any>
|
1427 | ) {
|
1428 |
|
1429 | block[methodName] = (fieldName: string, opts: any) => {
|
1430 | let fieldConfig = {
|
1431 | type: typeName,
|
1432 | };
|
1433 |
|
1434 | if (typeof opts === "function") {
|
1435 |
|
1436 | fieldConfig.resolve = opts;
|
1437 | } else {
|
1438 | fieldConfig = { ...fieldConfig, ...opts };
|
1439 | }
|
1440 |
|
1441 |
|
1442 | block.field(fieldName, fieldConfig);
|
1443 | };
|
1444 | }
|
1445 |
|
1446 | protected walkOutputType<T extends NexusShapedOutput>(obj: T) {
|
1447 | const definitionBlock = new ObjectDefinitionBlock({
|
1448 | typeName: obj.name,
|
1449 | addInterfaces: (i) => {
|
1450 | i.forEach((j) => {
|
1451 | if (typeof j !== "string") {
|
1452 | this.addType(j);
|
1453 | }
|
1454 | });
|
1455 | },
|
1456 | addField: (f) => this.maybeTraverseOutputFieldType(f),
|
1457 | addDynamicOutputMembers: (block, isList) =>
|
1458 | this.addDynamicOutputMembers(block, isList, "walk"),
|
1459 | warn: () => {},
|
1460 | });
|
1461 | obj.definition(definitionBlock);
|
1462 | return obj;
|
1463 | }
|
1464 |
|
1465 | protected walkInterfaceType(obj: NexusInterfaceTypeConfig<any>) {
|
1466 | const definitionBlock = new InterfaceDefinitionBlock({
|
1467 | typeName: obj.name,
|
1468 | setResolveType: () => {},
|
1469 | addField: (f) => this.maybeTraverseOutputFieldType(f),
|
1470 | addDynamicOutputMembers: (block, isList) =>
|
1471 | this.addDynamicOutputMembers(block, isList, "walk"),
|
1472 | warn: () => {},
|
1473 | });
|
1474 | obj.definition(definitionBlock);
|
1475 | return obj;
|
1476 | }
|
1477 |
|
1478 | protected maybeTraverseOutputFieldType(type: NexusOutputFieldDef) {
|
1479 | const { args, type: fieldType } = type;
|
1480 | if (typeof fieldType !== "string") {
|
1481 | this.addType(fieldType);
|
1482 | }
|
1483 | if (args) {
|
1484 | eachObj(args, (val) => {
|
1485 | const t = isNexusArgDef(val) ? val.value.type : val;
|
1486 | if (typeof t !== "string") {
|
1487 | this.addType(t);
|
1488 | }
|
1489 | });
|
1490 | }
|
1491 | }
|
1492 |
|
1493 | protected maybeTraverseInputFieldType(type: NexusInputFieldDef) {
|
1494 | const { type: fieldType } = type;
|
1495 | if (typeof fieldType !== "string") {
|
1496 | this.addType(fieldType);
|
1497 | }
|
1498 | }
|
1499 |
|
1500 | protected walkNamedTypes(namedType: GraphQLNamedType) {
|
1501 | if (isObjectType(namedType) || isInterfaceType(namedType)) {
|
1502 | eachObj(namedType.getFields(), (val) =>
|
1503 | this.addNamedTypeOutputField(val)
|
1504 | );
|
1505 | }
|
1506 | if (isObjectType(namedType)) {
|
1507 | namedType.getInterfaces().forEach((i) => this.addUnknownTypeInternal(i));
|
1508 | }
|
1509 | if (isInputObjectType(namedType)) {
|
1510 | eachObj(namedType.getFields(), (val) =>
|
1511 | this.addUnknownTypeInternal(getNamedType(val.type))
|
1512 | );
|
1513 | }
|
1514 | if (isUnionType(namedType)) {
|
1515 | namedType.getTypes().forEach((type) => this.addUnknownTypeInternal(type));
|
1516 | }
|
1517 | }
|
1518 |
|
1519 | protected addUnknownTypeInternal(t: GraphQLNamedType) {
|
1520 | if (!this.definedTypeMap[t.name]) {
|
1521 | this.addType(t);
|
1522 | }
|
1523 | }
|
1524 |
|
1525 | protected addNamedTypeOutputField(obj: GraphQLField<any, any>) {
|
1526 | this.addUnknownTypeInternal(getNamedType(obj.type));
|
1527 | if (obj.args) {
|
1528 | obj.args.forEach((val) => this.addType(getNamedType(val.type)));
|
1529 | }
|
1530 | }
|
1531 |
|
1532 | protected replaceNamedType(type: GraphQLType) {
|
1533 | let wrappingTypes: any[] = [];
|
1534 | let finalType = type;
|
1535 | while (isWrappingType(finalType)) {
|
1536 | wrappingTypes.unshift(finalType.constructor);
|
1537 | finalType = finalType.ofType;
|
1538 | }
|
1539 | if (
|
1540 | this.finalTypeMap[finalType.name] === this.definedTypeMap[finalType.name]
|
1541 | ) {
|
1542 | return type;
|
1543 | }
|
1544 | return wrappingTypes.reduce((result, Wrapper) => {
|
1545 | return new Wrapper(result);
|
1546 | }, this.finalTypeMap[finalType.name]);
|
1547 | }
|
1548 | }
|
1549 |
|
1550 | function extendError(name: string) {
|
1551 | return new Error(
|
1552 | `${name} was already defined and imported as a type, check the docs for extending types`
|
1553 | );
|
1554 | }
|
1555 |
|
1556 | export type DynamicFieldDefs = {
|
1557 | dynamicInputFields: DynamicInputFields;
|
1558 | dynamicOutputFields: DynamicOutputFields;
|
1559 | dynamicOutputProperties: DynamicOutputProperties;
|
1560 | };
|
1561 |
|
1562 | export interface BuildTypes<
|
1563 | TypeMapDefs extends Record<string, GraphQLNamedType>
|
1564 | > {
|
1565 | finalConfig: BuilderConfig;
|
1566 | typeMap: TypeMapDefs;
|
1567 | missingTypes: Record<string, MissingType>;
|
1568 | schemaExtension: NexusSchemaExtension;
|
1569 | onAfterBuildFns: SchemaBuilder["onAfterBuildFns"];
|
1570 | }
|
1571 |
|
1572 |
|
1573 |
|
1574 |
|
1575 |
|
1576 | export function makeSchemaInternal(config: SchemaConfig) {
|
1577 | const builder = new SchemaBuilder(config);
|
1578 | builder.addTypes(config.types);
|
1579 | const {
|
1580 | finalConfig,
|
1581 | typeMap,
|
1582 | missingTypes,
|
1583 | schemaExtension,
|
1584 | onAfterBuildFns,
|
1585 | } = builder.getFinalTypeMap();
|
1586 | const { Query, Mutation, Subscription } = typeMap;
|
1587 |
|
1588 |
|
1589 | if (!isObjectType(Query)) {
|
1590 | throw new Error(
|
1591 | `Expected Query to be a objectType, saw ${Query.constructor.name}`
|
1592 | );
|
1593 | }
|
1594 |
|
1595 | if (Mutation && !isObjectType(Mutation)) {
|
1596 | throw new Error(
|
1597 | `Expected Mutation to be a objectType, saw ${Mutation.constructor.name}`
|
1598 | );
|
1599 | }
|
1600 |
|
1601 | if (Subscription && !isObjectType(Subscription)) {
|
1602 | throw new Error(
|
1603 | `Expected Subscription to be a objectType, saw ${Subscription.constructor.name}`
|
1604 | );
|
1605 | }
|
1606 |
|
1607 | const schema = new GraphQLSchema({
|
1608 | query: Query,
|
1609 | mutation: Mutation,
|
1610 | subscription: Subscription,
|
1611 | types: objValues(typeMap),
|
1612 | extensions: {
|
1613 | nexus: schemaExtension,
|
1614 | },
|
1615 | }) as NexusGraphQLSchema;
|
1616 |
|
1617 | onAfterBuildFns.forEach((fn) => fn(schema));
|
1618 |
|
1619 | return { schema, missingTypes, finalConfig };
|
1620 | }
|
1621 |
|
1622 |
|
1623 |
|
1624 |
|
1625 |
|
1626 |
|
1627 |
|
1628 |
|
1629 | export function makeSchema(config: SchemaConfig): NexusGraphQLSchema {
|
1630 | const { schema, missingTypes, finalConfig } = makeSchemaInternal(config);
|
1631 | const typegenConfig = resolveTypegenConfig(finalConfig);
|
1632 |
|
1633 | if (typegenConfig.outputs.schema || typegenConfig.outputs.typegen) {
|
1634 |
|
1635 |
|
1636 | const typegenPromise = new TypegenMetadata(typegenConfig).generateArtifacts(
|
1637 | schema
|
1638 | );
|
1639 | if (config.shouldExitAfterGenerateArtifacts) {
|
1640 | typegenPromise
|
1641 | .then(() => {
|
1642 | console.log(`Generated Artifacts:
|
1643 | TypeScript Types ==> ${typegenConfig.outputs.typegen ||
|
1644 | "(not enabled)"}
|
1645 | GraphQL Schema ==> ${typegenConfig.outputs.schema ||
|
1646 | "(not enabled)"}`);
|
1647 | process.exit(0);
|
1648 | })
|
1649 | .catch((e) => {
|
1650 | console.error(e);
|
1651 | process.exit(1);
|
1652 | });
|
1653 | } else {
|
1654 | typegenPromise.catch((e) => {
|
1655 | console.error(e);
|
1656 | });
|
1657 | }
|
1658 | }
|
1659 | assertNoMissingTypes(schema, missingTypes);
|
1660 | return schema;
|
1661 | }
|
1662 |
|
1663 |
|
1664 |
|
1665 |
|
1666 |
|
1667 | export async function generateSchema(
|
1668 | config: SchemaConfig
|
1669 | ): Promise<NexusGraphQLSchema> {
|
1670 | const { schema, missingTypes, finalConfig } = makeSchemaInternal(config);
|
1671 | const typegenConfig = resolveTypegenConfig(finalConfig);
|
1672 | assertNoMissingTypes(schema, missingTypes);
|
1673 | await new TypegenMetadata(typegenConfig).generateArtifacts(schema);
|
1674 | return schema;
|
1675 | }
|
1676 |
|
1677 |
|
1678 |
|
1679 |
|
1680 |
|
1681 | generateSchema.withArtifacts = async (
|
1682 | config: SchemaConfig,
|
1683 | typeFilePath: string | false
|
1684 | ): Promise<{
|
1685 | schema: NexusGraphQLSchema;
|
1686 | schemaTypes: string;
|
1687 | tsTypes: string;
|
1688 | }> => {
|
1689 | const { schema, missingTypes, finalConfig } = makeSchemaInternal(config);
|
1690 | const typegenConfig = resolveTypegenConfig(finalConfig);
|
1691 | assertNoMissingTypes(schema, missingTypes);
|
1692 | const { schemaTypes, tsTypes } = await new TypegenMetadata(
|
1693 | typegenConfig
|
1694 | ).generateArtifactContents(schema, typeFilePath);
|
1695 | return { schema, schemaTypes, tsTypes };
|
1696 | };
|
1697 |
|
1698 |
|
1699 |
|
1700 |
|
1701 | function invariantGuard(val: any) {
|
1702 |
|
1703 | if (Boolean(val) === false) {
|
1704 | throw new Error(
|
1705 | "Nexus Error: This should never happen, " +
|
1706 | "please check your code or if you think this is a bug open a GitHub issue https://github.com/prisma-labs/nexus/issues/new."
|
1707 | );
|
1708 | }
|
1709 | }
|
1710 |
|
1711 | function normalizeArg(
|
1712 | argVal:
|
1713 | | NexusArgDef<AllInputTypes>
|
1714 | | AllInputTypes
|
1715 | | AllNexusInputTypeDefs<string>
|
1716 | ): NexusArgDef<AllInputTypes> {
|
1717 | if (isNexusArgDef(argVal)) {
|
1718 | return argVal;
|
1719 | }
|
1720 | return arg({ type: argVal } as any);
|
1721 | }
|