Merge pull request #14 from guillotinaweb/resolve-many

Resolve many
guillotinaweb · Feb 7, 2020 · 26abdc0 · 26abdc0
2 parents 5085fe0 + e9d541c
commit 26abdc0
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 1.1.1 (2020-02-05)
+
+- Allow to select children
+- Allow to resolve several contexts at once
+
 # 1.1.0 (2020-01-28)
 
 - Tile support

diff --git a/projects/ngx-state-traverser/package.json b/projects/ngx-state-traverser/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@guillotinaweb/ngx-state-traverser",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "license": "MIT",
   "author": {
     "name": "Eric Brehault",

diff --git a/projects/ngx-state-traverser/src/lib/actions.ts b/projects/ngx-state-traverser/src/lib/actions.ts
@@ -7,6 +7,7 @@ export namespace TraverserActions {
         Traverse = '[Traversal] Traverse',
         ResolveContext = '[Traversal] Resolve context',
         Resolve = '[Traversal] Resolve',
+        ResolveMany = '[Traversal] Resolve many',
         CleanTraverserResources = '[Traversal] Clean resources',
         UpdateTraverserResource = '[Traversal] Update resources',
         LoadTile = '[Traversal] Load tile',
@@ -28,6 +29,11 @@ export namespace TraverserActions {
         constructor(readonly payload: {path: string, object: any}) {}
     }
 
+    export class ResolveMany implements Action {
+        readonly type = Types.ResolveMany;
+        constructor(readonly payload: {path: string, object: any}[]) {}
+    }
+
     export class CleanTraverserResources implements Action {
         readonly type = Types.CleanTraverserResources;
         constructor(readonly payload: string[]) {}
@@ -52,6 +58,7 @@ export namespace TraverserActions {
         | Traverse
         | ResolveContext
         | Resolve
+        | ResolveMany
         | CleanTraverserResources
         | UpdateTraverserResource
         | LoadTile

diff --git a/projects/ngx-state-traverser/src/lib/reducer.ts b/projects/ngx-state-traverser/src/lib/reducer.ts
@@ -60,6 +60,23 @@ export function reducer(state = initialState, action: TraverserActions.Actions):
                 },
             };
         }
+        case TraverserActions.Types.ResolveMany: {
+            const collection = action.payload.reduce((all, current) => {
+                let path = current.path;
+                if (!!path && path.endsWith('/')) {
+                    path = path.slice(0, -1);
+                }
+                all[path] = current.object;
+                return all;
+            }, {});
+            return {
+                ...state,
+                collection: {
+                    ...state.collection,
+                    ...collection,
+                },
+            };
+        }
         case TraverserActions.Types.CleanTraverserResources: {
             const exactPathes = action.payload.filter(path => !path.endsWith('*'));
             const startPathes = action.payload.filter(path => path.endsWith('*')).map(path => path.slice(0, -1));

diff --git a/projects/ngx-state-traverser/src/lib/selector.ts b/projects/ngx-state-traverser/src/lib/selector.ts
@@ -104,6 +104,21 @@ export namespace TraverserSelectors {
         }
     );
 
+    export const getContextChildren = createSelector(
+        traversalSelector,
+        getContextPath,
+        (
+            state: TraversingState,
+            contextPath: string,
+        ): { [key: string]: any }[] => Object.entries(state.collection).reduce((children, [id, obj]) => {
+            const parentPath = id.substring(0, id.lastIndexOf('/'));
+            if (parentPath === contextPath) {
+                children.push(obj);
+            }
+            return children;
+        }, [] as { [key: string]: any }[])
+    );
+
     export const getAncestors = createSelector(
         traversalSelector,
         (state: TraversingState, path: string): ContextOrMissing[] => {