1 | /// <reference types='node' />
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2 |
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3 | import { EventEmitter } from 'events';
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4 | import * as http from 'http';
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5 |
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6 | declare const createApplication: Feathers;
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7 | export = createApplication;
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8 |
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9 | interface Feathers {
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10 | <T = any>(): createApplication.Application<T>;
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11 | readonly ACTIVATE_HOOKS: unique symbol;
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12 | version: string;
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13 | default: Feathers;
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14 | // TODO: Write a definition for activateHooks.
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15 | // activateHooks(): void
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16 | }
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17 |
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18 | declare namespace createApplication {
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19 | type Id = number | string;
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20 | type NullableId = Id | null;
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21 |
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22 | interface Query {
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23 | [key: string]: any;
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24 | }
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25 |
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26 | interface PaginationOptions {
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27 | default: number;
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28 | max: number;
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29 | }
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30 |
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31 | type ClientSideParams = Pick<Params, 'query' | 'paginate'>;
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32 | type ServerSideParams = Params;
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33 |
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34 | /**
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35 | * Service call parameters
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36 | *
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37 | * @see {@link https://docs.feathersjs.com/api/services.html#params}
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38 | */
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39 | interface Params {
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40 | query?: Query;
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41 | paginate?: false | Pick<PaginationOptions, 'max'>;
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42 | provider?: string;
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43 | route?: {[key: string]: string};
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44 | headers?: {[key: string]: any};
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45 | user?: {[key: string]: any};
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46 |
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47 | [key: string]: any; // (JL) not sure if we want this
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48 | }
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49 |
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50 | interface Paginated<T> {
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51 | total: number;
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52 | limit: number;
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53 | skip: number;
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54 | data: T[];
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55 | }
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56 |
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57 | // tslint:disable-next-line void-return
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58 | type Hook<T = any, S = Service<T>> = (context: HookContext<T, S>) => (Promise<HookContext<T, S> | void> | HookContext<T, S> | void);
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59 |
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60 | interface HookContext<T = any, S = Service<T>> {
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61 | /**
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62 | * A read only property that contains the Feathers application object. This can be used to
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63 | * retrieve other services (via context.app.service('name')) or configuration values.
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64 | */
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65 | readonly app: Application;
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66 | /**
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67 | * A writeable property containing the data of a create, update and patch service
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68 | * method call.
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69 | */
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70 | data?: T;
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71 | /**
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72 | * A writeable property with the error object that was thrown in a failed method call.
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73 | * It is only available in error hooks.
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74 | */
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75 | error?: any;
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76 | /**
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77 | * A writeable property and the id for a get, remove, update and patch service
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78 | * method call. For remove, update and patch context.id can also be null when
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79 | * modifying multiple entries. In all other cases it will be undefined.
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80 | */
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81 | id?: string | number;
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82 | /**
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83 | * A read only property with the name of the service method (one of find, get,
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84 | * create, update, patch, remove).
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85 | */
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86 | readonly method: 'find' | 'get' | 'create' | 'update' | 'patch' | 'remove';
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87 | /**
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88 | * A writeable property that contains the service method parameters (including
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89 | * params.query).
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90 | */
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91 | params: Params;
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92 | /**
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93 | * A read only property and contains the service name (or path) without leading or
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94 | * trailing slashes.
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95 | */
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96 | readonly path: string;
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97 | /**
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98 | * A writeable property containing the result of the successful service method call.
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99 | * It is only available in after hooks.
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100 | *
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101 | * `context.result` can also be set in
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102 | *
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103 | * - A before hook to skip the actual service method (database) call
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104 | * - An error hook to swallow the error and return a result instead
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105 | */
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106 | result?: T;
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107 | /**
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108 | * A read only property and contains the service this hook currently runs on.
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109 | */
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110 | readonly service: S;
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111 | /**
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112 | * A writeable, optional property and contains a 'safe' version of the data that
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113 | * should be sent to any client. If context.dispatch has not been set context.result
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114 | * will be sent to the client instead.
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115 | */
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116 | dispatch?: T;
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117 | /**
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118 | * A writeable, optional property that allows to override the standard HTTP status
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119 | * code that should be returned.
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120 | */
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121 | statusCode?: number;
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122 | /**
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123 | * A read only property with the hook type (one of before, after or error).
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124 | */
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125 | readonly type: 'before' | 'after' | 'error';
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126 | /**
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127 | * A writeable, optional property that allows service events to be skipped by
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128 | * setting it to `null`
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129 | */
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130 | event?: null;
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131 | }
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132 |
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133 | interface HookMap<T = any> {
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134 | all: Hook<T> | Hook<T>[];
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135 | find: Hook<T> | Hook<T>[];
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136 | get: Hook<T> | Hook<T>[];
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137 | create: Hook<T> | Hook<T>[];
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138 | update: Hook<T> | Hook<T>[];
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139 | patch: Hook<T> | Hook<T>[];
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140 | remove: Hook<T> | Hook<T>[];
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141 | }
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142 |
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143 | interface HooksObject<T = any> {
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144 | before: Partial<HookMap<T>> | Hook<T> | Hook<T>[];
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145 | after: Partial<HookMap<T>> | Hook<T> | Hook<T>[];
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146 | error: Partial<HookMap<T>> | Hook<T> | Hook<T>[];
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147 | finally?: Partial<HookMap<T>> | Hook<T> | Hook<T>[];
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148 | }
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149 |
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150 | interface SetupMethod {
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151 | setup (app: Application, path: string): void;
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152 | }
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153 |
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154 | interface ServiceMethods<T> {
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155 | [key: string]: any;
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156 |
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157 | /**
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158 | * Retrieve all resources from this service.
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159 | *
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160 | * @param params - Service call parameters {@link Params}
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161 | * @see {@link https://docs.feathersjs.com/api/services.html#find-params|Feathers API Documentation: .find(params)}
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162 | */
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163 | find (params?: Params): Promise<T | T[] | Paginated<T>>;
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164 |
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165 | /**
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166 | * Retrieve a single resource matching the given ID.
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167 | *
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168 | * @param id - ID of the resource to locate
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169 | * @param params - Service call parameters {@link Params}
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170 | * @see {@link https://docs.feathersjs.com/api/services.html#get-id-params|Feathers API Documentation: .get(id, params)}
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171 | */
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172 | get (id: Id, params?: Params): Promise<T>;
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173 |
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174 | /**
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175 | * Create a new resource for this service.
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176 | *
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177 | * @param data - Data to insert into this service.
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178 | * @param params - Service call parameters {@link Params}
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179 | * @see {@link https://docs.feathersjs.com/api/services.html#create-data-params|Feathers API Documentation: .create(data, params)}
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180 | */
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181 | create (data: Partial<T> | Partial<T>[], params?: Params): Promise<T | T[]>;
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182 |
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183 | /**
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184 | * Replace any resources matching the given ID with the given data.
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185 | *
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186 | * @param id - ID of the resource to be updated
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187 | * @param data - Data to be put in place of the current resource.
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188 | * @param params - Service call parameters {@link Params}
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189 | * @see {@link https://docs.feathersjs.com/api/services.html#update-id-data-params|Feathers API Documentation: .update(id, data, params)}
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190 | */
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191 | update (id: NullableId, data: T, params?: Params): Promise<T | T[]>;
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192 |
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193 | /**
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194 | * Merge any resources matching the given ID with the given data.
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195 | *
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196 | * @param id - ID of the resource to be patched
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197 | * @param data - Data to merge with the current resource.
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198 | * @param params - Service call parameters {@link Params}
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199 | * @see {@link https://docs.feathersjs.com/api/services.html#patch-id-data-params|Feathers API Documentation: .patch(id, data, params)}
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200 | */
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201 | patch (id: NullableId, data: Partial<T>, params?: Params): Promise<T | T[]>;
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202 |
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203 | /**
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204 | * Remove resources matching the given ID from the this service.
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205 | *
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206 | * @param id - ID of the resource to be removed
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207 | * @param params - Service call parameters {@link Params}
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208 | * @see {@link https://docs.feathersjs.com/api/services.html#remove-id-params|Feathers API Documentation: .remove(id, params)}
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209 | */
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210 | remove (id: NullableId, params?: Params): Promise<T | T[]>;
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211 | }
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212 |
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213 | interface ServiceOverloads<T> {
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214 | /**
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215 | * Create a new resource for this service.
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216 | *
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217 | * @param data - Data to insert into this service.
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218 | * @param params - Service call parameters {@link Params}
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219 | * @see {@link https://docs.feathersjs.com/api/services.html#create-data-params|Feathers API Documentation: .create(data, params)}
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220 | */
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221 | create? (data: Partial<T>, params?: Params): Promise<T>;
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222 |
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223 | /**
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224 | * Create a new resource for this service.
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225 | *
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226 | * @param data - Data to insert into this service.
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227 | * @param params - Service call parameters {@link Params}
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228 | * @see {@link https://docs.feathersjs.com/api/services.html#create-data-params|Feathers API Documentation: .create(data, params)}
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229 | */
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230 | create? (data: Partial<T>[], params?: Params): Promise<T[]>;
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231 |
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232 | /**
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233 | * Replace any resources matching the given ID with the given data.
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234 | *
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235 | * @param id - ID of the resource to be updated
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236 | * @param data - Data to be put in place of the current resource.
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237 | * @param params - Service call parameters {@link Params}
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238 | * @see {@link https://docs.feathersjs.com/api/services.html#update-id-data-params|Feathers API Documentation: .update(id, data, params)}
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239 | */
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240 | update? (id: Id, data: T, params?: Params): Promise<T>;
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241 |
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242 | /**
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243 | * Replace any resources matching the given ID with the given data.
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244 | *
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245 | * @param id - ID of the resource to be updated
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246 | * @param data - Data to be put in place of the current resource.
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247 | * @param params - Service call parameters {@link Params}
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248 | * @see {@link https://docs.feathersjs.com/api/services.html#update-id-data-params|Feathers API Documentation: .update(id, data, params)}
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249 | */
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250 | update? (id: null, data: T, params?: Params): Promise<T[]>;
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251 |
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252 | /**
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253 | * Merge any resources matching the given ID with the given data.
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254 | *
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255 | * @param id - ID of the resource to be patched
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256 | * @param data - Data to merge with the current resource.
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257 | * @param params - Service call parameters {@link Params}
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258 | * @see {@link https://docs.feathersjs.com/api/services.html#patch-id-data-params|Feathers API Documentation: .patch(id, data, params)}
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259 | */
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260 | patch? (id: Id, data: Partial<T>, params?: Params): Promise<T>;
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261 |
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262 | /**
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263 | * Merge any resources matching the given ID with the given data.
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264 | *
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265 | * @param id - ID of the resource to be patched
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266 | * @param data - Data to merge with the current resource.
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267 | * @param params - Service call parameters {@link Params}
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268 | * @see {@link https://docs.feathersjs.com/api/services.html#patch-id-data-params|Feathers API Documentation: .patch(id, data, params)}
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269 | */
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270 | patch? (id: null, data: Partial<T>, params?: Params): Promise<T[]>;
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271 |
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272 | /**
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273 | * Remove resources matching the given ID from the this service.
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274 | *
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275 | * @param id - ID of the resource to be removed
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276 | * @param params - Service call parameters {@link Params}
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277 | * @see {@link https://docs.feathersjs.com/api/services.html#remove-id-params|Feathers API Documentation: .remove(id, params)}
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278 | */
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279 | remove? (id: Id, params?: Params): Promise<T>;
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280 |
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281 | /**
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282 | * Remove resources matching the given ID from the this service.
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283 | *
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284 | * @param id - ID of the resource to be removed
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285 | * @param params - Service call parameters {@link Params}
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286 | * @see {@link https://docs.feathersjs.com/api/services.html#remove-id-params|Feathers API Documentation: .remove(id, params)}
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287 | */
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288 | remove? (id: null, params?: Params): Promise<T[]>;
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289 | }
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290 |
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291 | interface ServiceAddons<T> extends EventEmitter {
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292 | id?: any;
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293 | _serviceEvents: string[];
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294 | methods: {[method: string]: string[]};
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295 | hooks (hooks: Partial<HooksObject>): this;
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296 | }
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297 |
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298 | type Service<T> = ServiceOverloads<T> & ServiceAddons<T> & ServiceMethods<T>;
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299 |
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300 | type ServiceMixin = (service: Service<any>, path: string) => void;
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301 |
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302 | interface Application<ServiceTypes = {}> extends EventEmitter {
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303 | version: string;
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304 |
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305 | services: keyof ServiceTypes extends never ? any : ServiceTypes;
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306 |
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307 | mixins: ServiceMixin[];
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308 |
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309 | methods: string[];
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310 |
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311 | get (name: string): any;
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312 |
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313 | set (name: string, value: any): this;
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314 |
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315 | disable (name: string): this;
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316 |
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317 | disabled (name: string): boolean;
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318 |
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319 | enable (name: string): this;
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320 |
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321 | enabled (name: string): boolean;
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322 |
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323 | configure (callback: (this: this, app: this) => void): this;
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324 |
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325 | hooks (hooks: Partial<HooksObject>): this;
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326 |
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327 | setup (server?: any): this;
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328 |
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329 | service<L extends keyof ServiceTypes> (location: L): ServiceTypes[L];
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330 |
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331 | service (location: string): keyof ServiceTypes extends never ? any : never;
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332 |
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333 | use (path: string, service: Partial<ServiceMethods<any> & SetupMethod> | Application, options?: any): this;
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334 |
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335 | listen (port: number): http.Server;
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336 | }
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337 | }
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