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10 |
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11 | 'use strict';
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12 |
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13 | var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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14 |
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15 | var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
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16 |
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17 | var invariant = require("fbjs/lib/invariant");
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18 |
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19 | var _require = require('relay-runtime'),
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20 | isRelayModernEnvironment = _require.isRelayModernEnvironment,
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21 | fetchQuery = _require.__internal.fetchQuery;
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22 |
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23 | var ReactRelayQueryFetcher = function () {
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24 | function ReactRelayQueryFetcher(args) {
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25 | (0, _defineProperty2["default"])(this, "_selectionReferences", []);
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26 | (0, _defineProperty2["default"])(this, "_callOnDataChangeWhenSet", false);
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27 |
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28 | if (args != null) {
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29 | this._cacheSelectionReference = args.cacheSelectionReference;
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30 | this._selectionReferences = args.selectionReferences;
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31 | }
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32 | }
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33 |
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34 | var _proto = ReactRelayQueryFetcher.prototype;
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35 |
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36 | _proto.getSelectionReferences = function getSelectionReferences() {
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37 | return {
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38 | cacheSelectionReference: this._cacheSelectionReference,
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39 | selectionReferences: this._selectionReferences
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40 | };
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41 | };
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42 |
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43 | _proto.lookupInStore = function lookupInStore(environment, operation, fetchPolicy) {
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44 | if (fetchPolicy === 'store-and-network' || fetchPolicy === 'store-or-network') {
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45 | if (environment.check(operation).status === 'available') {
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46 | this._retainCachedOperation(environment, operation);
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47 |
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48 | return environment.lookup(operation.fragment);
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49 | }
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50 | }
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51 |
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52 | return null;
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53 | };
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54 |
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55 | _proto.execute = function execute(_ref) {
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56 | var _this = this;
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57 |
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58 | var environment = _ref.environment,
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59 | operation = _ref.operation,
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60 | cacheConfig = _ref.cacheConfig,
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61 | _ref$preservePrevious = _ref.preservePreviousReferences,
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62 | preservePreviousReferences = _ref$preservePrevious === void 0 ? false : _ref$preservePrevious;
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63 | var reference = environment.retain(operation);
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64 | var fetchQueryOptions = cacheConfig != null ? {
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65 | networkCacheConfig: cacheConfig
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66 | } : {};
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67 |
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68 | var error = function error() {
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69 |
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70 |
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71 | _this._selectionReferences = _this._selectionReferences.concat(reference);
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72 | };
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73 |
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74 | var complete = function complete() {
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75 | if (!preservePreviousReferences) {
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76 | _this.disposeSelectionReferences();
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77 | }
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78 |
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79 | _this._selectionReferences = _this._selectionReferences.concat(reference);
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80 | };
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81 |
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82 | var unsubscribe = function unsubscribe() {
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83 |
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84 |
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85 | _this._selectionReferences = _this._selectionReferences.concat(reference);
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86 | };
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87 |
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88 | if (!isRelayModernEnvironment(environment)) {
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89 | return environment.execute({
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90 | operation: operation,
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91 | cacheConfig: cacheConfig
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92 | })["do"]({
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93 | error: error,
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94 | complete: complete,
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95 | unsubscribe: unsubscribe
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96 | });
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97 | }
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98 |
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99 | return fetchQuery(environment, operation, fetchQueryOptions)["do"]({
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100 | error: error,
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101 | complete: complete,
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102 | unsubscribe: unsubscribe
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103 | });
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104 | };
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105 |
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106 | _proto.setOnDataChange = function setOnDataChange(onDataChange) {
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107 | !this._fetchOptions ? process.env.NODE_ENV !== "production" ? invariant(false, 'ReactRelayQueryFetcher: `setOnDataChange` should have been called after having called `fetch`') : invariant(false) : void 0;
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108 |
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109 | if (typeof onDataChange === 'function') {
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110 |
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111 |
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112 | this._fetchOptions.onDataChangeCallbacks = this._fetchOptions.onDataChangeCallbacks || [];
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113 |
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114 | this._fetchOptions.onDataChangeCallbacks.push(onDataChange);
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115 |
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116 | if (this._callOnDataChangeWhenSet) {
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117 |
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118 | if (this._error != null) {
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119 | onDataChange({
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120 | error: this._error
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121 | });
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122 | } else if (this._snapshot != null) {
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123 | onDataChange({
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124 | snapshot: this._snapshot
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125 | });
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126 | }
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127 | }
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128 | }
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129 | }
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130 | |
131 |
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132 |
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133 |
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134 |
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135 |
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136 |
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137 |
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138 |
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139 | ;
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140 |
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141 | _proto.fetch = function fetch(fetchOptions, cacheConfigOverride) {
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142 | var _this2 = this;
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143 |
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144 | var cacheConfig = fetchOptions.cacheConfig,
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145 | environment = fetchOptions.environment,
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146 | operation = fetchOptions.operation,
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147 | onDataChange = fetchOptions.onDataChange;
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148 | var fetchHasReturned = false;
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149 |
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150 | var _error;
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151 |
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152 | this.disposeRequest();
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153 | var oldOnDataChangeCallbacks = this._fetchOptions && this._fetchOptions.onDataChangeCallbacks;
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154 | this._fetchOptions = {
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155 | cacheConfig: cacheConfig,
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156 | environment: environment,
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157 | onDataChangeCallbacks: oldOnDataChangeCallbacks || [],
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158 | operation: operation
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159 | };
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160 |
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161 | if (onDataChange && this._fetchOptions.onDataChangeCallbacks.indexOf(onDataChange) === -1) {
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162 | this._fetchOptions.onDataChangeCallbacks.push(onDataChange);
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163 | }
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164 |
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165 | var request = this.execute({
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166 | environment: environment,
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167 | operation: operation,
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168 | cacheConfig: cacheConfigOverride !== null && cacheConfigOverride !== void 0 ? cacheConfigOverride : cacheConfig
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169 | })["finally"](function () {
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170 | _this2._pendingRequest = null;
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171 | }).subscribe({
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172 | next: function next() {
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173 |
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174 |
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175 | _this2._callOnDataChangeWhenSet = true;
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176 | _this2._error = null;
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177 |
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178 |
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179 | _this2._onQueryDataAvailable({
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180 | notifyFirstResult: fetchHasReturned
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181 | });
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182 | },
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183 | error: function error(err) {
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184 |
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185 |
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186 | _this2._callOnDataChangeWhenSet = true;
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187 | _this2._error = err;
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188 | _this2._snapshot = null;
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189 | var onDataChangeCallbacks = _this2._fetchOptions && _this2._fetchOptions.onDataChangeCallbacks;
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190 |
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191 |
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192 | if (fetchHasReturned) {
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193 | if (onDataChangeCallbacks) {
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194 | onDataChangeCallbacks.forEach(function (onDataChange) {
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195 | onDataChange({
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196 | error: err
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197 | });
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198 | });
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199 | }
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200 | } else {
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201 | _error = err;
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202 | }
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203 | }
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204 | });
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205 | this._pendingRequest = {
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206 | dispose: function dispose() {
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207 | request.unsubscribe();
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208 | }
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209 | };
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210 | fetchHasReturned = true;
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211 |
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212 | if (_error) {
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213 | throw _error;
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214 | }
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215 |
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216 | return this._snapshot;
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217 | };
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218 |
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219 | _proto.retry = function retry(cacheConfigOverride) {
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220 | !this._fetchOptions ? process.env.NODE_ENV !== "production" ? invariant(false, 'ReactRelayQueryFetcher: `retry` should be called after having called `fetch`') : invariant(false) : void 0;
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221 | return this.fetch({
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222 | cacheConfig: this._fetchOptions.cacheConfig,
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223 | environment: this._fetchOptions.environment,
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224 | operation: this._fetchOptions.operation,
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225 | onDataChange: null
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226 |
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227 | }, cacheConfigOverride);
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228 | };
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229 |
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230 | _proto.dispose = function dispose() {
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231 | this.disposeRequest();
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232 | this.disposeSelectionReferences();
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233 | };
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234 |
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235 | _proto.disposeRequest = function disposeRequest() {
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236 | this._error = null;
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237 | this._snapshot = null;
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238 |
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239 | if (this._pendingRequest) {
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240 | this._pendingRequest.dispose();
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241 | }
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242 |
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243 | if (this._rootSubscription) {
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244 | this._rootSubscription.dispose();
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245 |
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246 | this._rootSubscription = null;
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247 | }
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248 | };
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249 |
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250 | _proto._retainCachedOperation = function _retainCachedOperation(environment, operation) {
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251 | this._disposeCacheSelectionReference();
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252 |
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253 | this._cacheSelectionReference = environment.retain(operation);
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254 | };
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255 |
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256 | _proto._disposeCacheSelectionReference = function _disposeCacheSelectionReference() {
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257 | this._cacheSelectionReference && this._cacheSelectionReference.dispose();
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258 | this._cacheSelectionReference = null;
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259 | };
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260 |
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261 | _proto.disposeSelectionReferences = function disposeSelectionReferences() {
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262 | this._disposeCacheSelectionReference();
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263 |
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264 | this._selectionReferences.forEach(function (r) {
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265 | return r.dispose();
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266 | });
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267 |
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268 | this._selectionReferences = [];
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269 | };
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270 |
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271 | _proto._onQueryDataAvailable = function _onQueryDataAvailable(_ref2) {
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272 | var _this3 = this;
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273 |
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274 | var notifyFirstResult = _ref2.notifyFirstResult;
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275 | !this._fetchOptions ? process.env.NODE_ENV !== "production" ? invariant(false, 'ReactRelayQueryFetcher: `_onQueryDataAvailable` should have been called after having called `fetch`') : invariant(false) : void 0;
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276 | var _this$_fetchOptions = this._fetchOptions,
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277 | environment = _this$_fetchOptions.environment,
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278 | onDataChangeCallbacks = _this$_fetchOptions.onDataChangeCallbacks,
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279 | operation = _this$_fetchOptions.operation;
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280 |
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281 |
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282 |
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283 | if (this._snapshot) {
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284 | return;
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285 | }
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286 |
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287 | this._snapshot = environment.lookup(operation.fragment);
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288 |
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289 | this._rootSubscription = environment.subscribe(this._snapshot, function (snapshot) {
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290 |
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291 | if (_this3._fetchOptions != null) {
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292 | var maybeNewOnDataChangeCallbacks = _this3._fetchOptions.onDataChangeCallbacks;
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293 |
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294 | if (Array.isArray(maybeNewOnDataChangeCallbacks)) {
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295 | maybeNewOnDataChangeCallbacks.forEach(function (onDataChange) {
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296 | return onDataChange({
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297 | snapshot: snapshot
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298 | });
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299 | });
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300 | }
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301 | }
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302 | });
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303 |
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304 | if (this._snapshot && notifyFirstResult && Array.isArray(onDataChangeCallbacks)) {
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305 | var snapshot = this._snapshot;
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306 | onDataChangeCallbacks.forEach(function (onDataChange) {
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307 | return onDataChange({
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308 | snapshot: snapshot
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309 | });
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310 | });
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311 | }
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312 | };
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313 |
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314 | return ReactRelayQueryFetcher;
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315 | }();
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316 |
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317 | module.exports = ReactRelayQueryFetcher; |
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