fix: 支持多级路由

src/utils/layout.js

@@ -7,7 +7,7 @@ const Empty = ({ children }) => {
 };
 
 const parsePageToRoute = (page, componentMapper) => {
-  const { pages, childRoutes, component, ...route } = page;
+  const { pages, childRoutes, component, entry, indexRoute, ...route } = page;
   if (!component) {
     route.component = Empty;
   } else {
@@ -21,6 +21,24 @@ const parsePageToRoute = (page, componentMapper) => {
   if (thePages && thePages.length > 0) {
     route.childRoutes = thePages.map(p => parsePageToRoute(p, componentMapper));
   }
+  const theIndexRoute = entry || indexRoute;
+  if (theIndexRoute) {
+    if (typeof theIndexRoute !== 'object') {
+      throw new Error('The \'entry\' must be an object with struct: { path: string, dsName: string, params: object }.');
+    }
+    const { path: entryPath, ...state } = theIndexRoute;
+    if (!entryPath || findRoutesByPath(route.childRoutes, entryPath).length === 0) {
+      throw new Error('The \'entry\' should have a valid path property.');
+    }
+    route.indexRoute = {
+      onEnter(nextState, replace) {
+        const theState = nextState.state || {};
+        replace(makePath(nextState.match.url, entryPath), { ...theState, ...state });
+      },
+    };
+  } else if (route.childRoutes && route.childRoutes.length > 0) {
+    throw new Error('No entry is found!');
+  }
   return route;
 };
 
@@ -48,7 +66,7 @@ const findRoutesByPath = (routes, path) => {
 };
 
 const _findRouteByPath = (route, parts) => {
-  if (parts.length === 0) {
+  if (!route || parts.length === 0) {
     return [];
   }
   const [current, ...others] = parts;
@@ -71,6 +89,9 @@ const _findRouteByPath = (route, parts) => {
 };
 
 const _findRoutesByPath = (routes, parts) => {
+  if (!routes) {
+    return [];
+  }
   for (const route of routes) {
     const res = _findRouteByPath(route, parts);
     if (res.length > 0) {
@@ -89,7 +110,7 @@ export const parseLayout = (layout, componentMapper) => {
   }
   if (layout.entry) {
     if (typeof layout.entry !== 'object') {
-      throw new Error('The \'entry\' must be an object with struct: { path: string, datasource: string, params: object }.');
+      throw new Error('The \'entry\' must be an object with struct: { path: string, dsName: string, params: object }.');
     }
     const { path: entryPath, ...state } = layout.entry;
     if (!entryPath || findRoutesByPath(route.childRoutes, entryPath).length === 0) {