Initial commit

node_modules/next/dist/client/components/router-reducer/reducers/server-patch-reducer.js

@@ -0,0 +1,66 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+Object.defineProperty(exports, "serverPatchReducer", {
+    enumerable: true,
+    get: function() {
+        return serverPatchReducer;
+    }
+});
+const _createhreffromurl = require("../create-href-from-url");
+const _applyrouterstatepatchtotree = require("../apply-router-state-patch-to-tree");
+const _isnavigatingtonewrootlayout = require("../is-navigating-to-new-root-layout");
+const _navigatereducer = require("./navigate-reducer");
+const _applyflightdata = require("../apply-flight-data");
+const _handlemutable = require("../handle-mutable");
+const _approuter = require("../../app-router");
+function serverPatchReducer(state, action) {
+    const { serverResponse: { flightData, canonicalUrl: canonicalUrlOverride }, navigatedAt } = action;
+    const mutable = {};
+    mutable.preserveCustomHistoryState = false;
+    // Handle case when navigating to page in `pages` from `app`
+    if (typeof flightData === 'string') {
+        return (0, _navigatereducer.handleExternalUrl)(state, mutable, flightData, state.pushRef.pendingPush);
+    }
+    let currentTree = state.tree;
+    let currentCache = state.cache;
+    for (const normalizedFlightData of flightData){
+        const { segmentPath: flightSegmentPath, tree: treePatch } = normalizedFlightData;
+        const newTree = (0, _applyrouterstatepatchtotree.applyRouterStatePatchToTree)(// TODO-APP: remove ''
+        [
+            '',
+            ...flightSegmentPath
+        ], currentTree, treePatch, state.canonicalUrl);
+        // `applyRouterStatePatchToTree` returns `null` when it determined that the server response is not applicable to the current tree.
+        // In other words, the server responded with a tree that doesn't match what the client is currently rendering.
+        // This can happen if the server patch action took longer to resolve than a subsequent navigation which would have changed the tree.
+        // Previously this case triggered an MPA navigation but it should be safe to simply discard the server response rather than forcing
+        // the entire page to reload.
+        if (newTree === null) {
+            return state;
+        }
+        if ((0, _isnavigatingtonewrootlayout.isNavigatingToNewRootLayout)(currentTree, newTree)) {
+            return (0, _navigatereducer.handleExternalUrl)(state, mutable, state.canonicalUrl, state.pushRef.pendingPush);
+        }
+        const canonicalUrlOverrideHref = canonicalUrlOverride ? (0, _createhreffromurl.createHrefFromUrl)(canonicalUrlOverride) : undefined;
+        if (canonicalUrlOverrideHref) {
+            mutable.canonicalUrl = canonicalUrlOverrideHref;
+        }
+        const cache = (0, _approuter.createEmptyCacheNode)();
+        (0, _applyflightdata.applyFlightData)(navigatedAt, currentCache, cache, normalizedFlightData);
+        mutable.patchedTree = newTree;
+        mutable.cache = cache;
+        currentCache = cache;
+        currentTree = newTree;
+    }
+    return (0, _handlemutable.handleMutable)(state, mutable);
+}
+
+if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
+  Object.defineProperty(exports.default, '__esModule', { value: true });
+  Object.assign(exports.default, exports);
+  module.exports = exports.default;
+}
+
+//# sourceMappingURL=server-patch-reducer.js.map