1 | import { QueryClient, QueryObserver, InfiniteQueryObserver, isCancelledError } from '@tanstack/query-core';
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2 | import { atom } from 'jotai';
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3 |
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4 | const queryClientAtom = atom(new QueryClient());
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5 |
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6 | function atomWithQuery(createQuery, getQueryClient = (get) => get(queryClientAtom)) {
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7 | const observerAtom = atom((get) => {
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8 | const queryClient = getQueryClient(get);
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9 | const defaultedOptions = queryClient.defaultQueryOptions();
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10 | const observer = new QueryObserver(queryClient, defaultedOptions);
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11 | return observer;
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12 | });
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13 | const queryDataAtom = atom(
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14 | (get) => {
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15 | const queryClient = getQueryClient(get);
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16 | const options = typeof createQuery === "function" ? createQuery(get) : createQuery;
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17 | const defaultedOptions = queryClient.defaultQueryOptions(options);
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18 | const observer = get(observerAtom);
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19 | observer.destroy();
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20 | observer.setOptions(defaultedOptions);
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21 | const initialResult = observer.getCurrentResult();
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22 | let resolve = null;
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23 | const resultAtom = atom(
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24 | initialResult.data === void 0 && options.enabled !== false ? new Promise((r) => {
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25 | resolve = r;
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26 | }) : initialResult
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27 | );
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28 | let setResult = null;
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29 | let unsubscribe = null;
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30 | const unsubIfNotMounted = () => {
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31 | if (!setResult) {
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32 | unsubscribe == null ? void 0 : unsubscribe();
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33 | unsubscribe = null;
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34 | }
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35 | };
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36 | const listener = (result) => {
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37 | if (result.isFetching || !result.isError && result.data === void 0) {
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38 | return;
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39 | }
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40 | if (resolve) {
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41 | setTimeout(unsubIfNotMounted, 1e3);
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42 | resolve(result);
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43 | resolve = null;
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44 | } else if (setResult) {
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45 | setResult(result);
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46 | } else {
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47 | throw new Error("setting result without mount");
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48 | }
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49 | };
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50 | if (options.enabled !== false) {
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51 | unsubscribe = observer.subscribe(listener);
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52 | }
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53 | resultAtom.onMount = (update) => {
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54 | setResult = update;
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55 | if (options.enabled !== false && !unsubscribe) {
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56 | unsubscribe = observer.subscribe(listener);
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57 | listener(observer.getCurrentResult());
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58 | }
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59 | return () => {
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60 | setResult = null;
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61 | unsubscribe == null ? void 0 : unsubscribe();
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62 | };
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63 | };
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64 | return { options, resultAtom, unsubIfNotMounted };
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65 | },
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66 | (get, set, action) => {
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67 | const observer = get(observerAtom);
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68 | const { options, resultAtom, unsubIfNotMounted } = get(queryDataAtom);
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69 | if (options.enabled === false) {
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70 | return;
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71 | }
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72 | switch (action.type) {
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73 | case "refetch": {
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74 | set(resultAtom, new Promise(() => {
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75 | }));
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76 | unsubIfNotMounted();
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77 | return observer.refetch({ cancelRefetch: true }).then((result) => {
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78 | set(resultAtom, result);
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79 | });
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80 | }
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81 | }
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82 | }
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83 | );
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84 | const queryAtom = atom(
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85 | (get) => {
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86 | const { resultAtom } = get(queryDataAtom);
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87 | const result = get(resultAtom);
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88 | if (result.isError) {
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89 | throw result.error;
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90 | }
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91 | return result.data;
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92 | },
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93 | (_get, set, action) => set(queryDataAtom, action)
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94 | );
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95 | return queryAtom;
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96 | }
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97 |
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98 | function atomWithInfiniteQuery(createQuery, getQueryClient = (get) => get(queryClientAtom)) {
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99 | const queryDataAtom = atom(
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100 | (get) => {
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101 | const queryClient = getQueryClient(get);
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102 | const options = typeof createQuery === "function" ? createQuery(get) : createQuery;
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103 | const defaultedOptions = queryClient.defaultQueryOptions(options);
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104 | const observer = new InfiniteQueryObserver(queryClient, defaultedOptions);
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105 | const initialResult = observer.getCurrentResult();
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106 | let resolve = null;
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107 | const resultAtom = atom(
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108 | initialResult.data === void 0 && options.enabled !== false ? new Promise((r) => {
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109 | resolve = r;
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110 | }) : initialResult
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111 | );
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112 | let setResult = () => {
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113 | throw new Error("setting result without mount");
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114 | };
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115 | const state = {
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116 | isMounted: false,
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117 | unsubscribe: null
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118 | };
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119 | const listener = (result) => {
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120 | if (result.isFetching || !result.isError && result.data === void 0 || result.isError && isCancelledError(result.error)) {
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121 | return;
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122 | }
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123 | if (resolve) {
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124 | setTimeout(() => {
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125 | var _a;
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126 | if (!state.isMounted) {
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127 | (_a = state.unsubscribe) == null ? void 0 : _a.call(state);
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128 | state.unsubscribe = null;
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129 | }
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130 | }, 1e3);
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131 | resolve(result);
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132 | resolve = null;
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133 | } else {
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134 | setResult(result);
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135 | }
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136 | };
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137 | if (options.enabled !== false) {
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138 | state.unsubscribe = observer.subscribe(listener);
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139 | }
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140 | resultAtom.onMount = (update) => {
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141 | setResult = update;
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142 | state.isMounted = true;
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143 | if (options.enabled !== false && !state.unsubscribe) {
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144 | state.unsubscribe = observer.subscribe(listener);
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145 | listener(observer.getCurrentResult());
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146 | }
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147 | return () => {
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148 | var _a;
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149 | return (_a = state.unsubscribe) == null ? void 0 : _a.call(state);
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150 | };
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151 | };
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152 | return { options, resultAtom, observer, state };
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153 | },
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154 | (get, set, action) => {
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155 | var _a;
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156 | const { options, resultAtom, observer, state } = get(queryDataAtom);
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157 | if (options.enabled === false) {
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158 | return;
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159 | }
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160 | switch (action.type) {
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161 | case "refetch": {
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162 | set(resultAtom, new Promise(() => {
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163 | }));
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164 | if (!state.isMounted) {
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165 | (_a = state.unsubscribe) == null ? void 0 : _a.call(state);
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166 | state.unsubscribe = null;
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167 | }
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168 | observer.refetch(action.payload).then((result) => {
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169 | set(resultAtom, result);
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170 | });
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171 | return;
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172 | }
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173 | case "fetchPreviousPage": {
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174 | observer.fetchPreviousPage();
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175 | return;
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176 | }
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177 | case "fetchNextPage": {
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178 | observer.fetchNextPage();
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179 | return;
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180 | }
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181 | }
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182 | }
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183 | );
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184 | const queryAtom = atom(
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185 | (get) => {
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186 | const { resultAtom } = get(queryDataAtom);
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187 | const result = get(resultAtom);
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188 | if (result.isError) {
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189 | throw result.error;
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190 | }
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191 | return result.data;
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192 | },
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193 | (_get, set, action) => set(queryDataAtom, action)
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194 | );
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195 | return queryAtom;
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196 | }
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197 |
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198 | export { atomWithInfiniteQuery, atomWithQuery, queryClientAtom };
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