Fix: emit is loading when resource come from memory (#217)

Fixes:
* Emit from memory before is_loading=true.
* loaded attribute added to resource and collections. is_loading deprecated since 2.2.0.
* Set loaded and builded, set any child hasMany relationship

Author: pablorsk

demo/app/authors/components/author.component.html

@@ -13,6 +13,7 @@ <h3>Author #{{ author.id }}, with books and photos</h3>
 </p>
 
 <h4>Photos</h4>
+<demo-collection-info [collection]="author.relationships.photos"></demo-collection-info>
 <span *ngIf="author.relationships.photos.data.length === 0">
     This author don't have any photo :(
 </span>
@@ -24,6 +25,7 @@ <h4>Photos</h4>
 </span>
 
 <h4>Books</h4>
+<demo-collection-info [collection]="author.relationships.books"></demo-collection-info>
 <table class="table table-striped" *ngIf="author.relationships.books.builded">
     <thead>
         <tr>

demo/app/shared/collection-info.component.html

@@ -1,7 +1,7 @@
 <p>
     <code>
         length={{ collection.data.length }}.
-        is_loading={{ collection.is_loading }}.
+        loaded={{ collection.loaded }}.
         $source={{ collection.source }}.
         builded={{ collection.builded }}.
     </code>

demo/app/shared/resource-info.component.html

@@ -1,6 +1,6 @@
 <p>
     <code>
-        is_loading={{ resource.is_loading }}.
+        loaded={{ resource.loaded }}.
         source={{ resource.source }}.
         <!-- builded={{ resource.builded }}. -->
     </code>

package.json

@@ -156,5 +156,6 @@
     "dependencies": {
         "dexie": "^2.0.4",
         "rxjs": "^6.2"
-    }
+    },
+    "version": "0.0.0"
 }

src/common.spec.ts

@@ -8,6 +8,7 @@ describe('common funcions', () => {
     it('should be isLive return a correct boolean value', () => {
         let cacheable: ICacheable = {
             is_loading: false,
+            loaded: true,
             source: 'server',
             cache_last_update: Date.now() - 1000 * 1000
         };

src/document-collection.ts

@@ -79,4 +79,38 @@ export class DocumentCollection<R extends Resource = Resource> extends Document
 
         return total_resources < this.page.total_resources;
     }
+
+    public setLoaded(value: boolean): void {
+        // tslint:disable-next-line:deprecation
+        this.is_loading = !value;
+        this.loaded = value;
+    }
+
+    public setLoadedAndPropagate(value: boolean): void {
+        this.setLoaded(value);
+        this.data.forEach(resource => {
+            for (let relationship_alias in resource.relationships) {
+                let relationship = resource.relationships[relationship_alias];
+                if (relationship instanceof DocumentCollection) {
+                    relationship.setLoaded(value);
+                }
+            }
+        });
+    }
+
+    public setBuilded(value: boolean): void {
+        this.builded = value;
+    }
+
+    public setBuildedAndPropagate(value: boolean): void {
+        this.setBuilded(value);
+        this.data.forEach(resource => {
+            resource.setLoaded(value);
+        });
+    }
+
+    /** @todo generate interface */
+    public setSource(value: 'new' | 'memory' | 'store' | 'server'): void {
+        this.source = value;
+    }
 }

src/document.spec.ts

@@ -4,6 +4,6 @@ describe('document', () => {
     it('should be created', () => {
         let document = new Document();
         expect(document.builded).toBe(false);
-        expect(document.is_loading).toBeTruthy();
+        expect(document.loaded).toBeFalsy();
     });
 });

src/document.ts

@@ -6,7 +6,9 @@ export class Document implements IDocumentData {
     public builded = false;
     public content: 'ids' | 'collection' | 'id' | 'resource';
 
+    // deprecated since 2.2.0. Use loaded.
     public is_loading = true;
+    public loaded = false;
     public source: 'new' | 'memory' | 'store' | 'server' = 'new';
     public cache_last_update = 0;
     public meta: {

src/interfaces/cacheable.ts

@@ -1,5 +1,7 @@
 export interface ICacheable {
+    // deprecated since 2.2.0. Use loaded.
     is_loading: boolean;
+    loaded: boolean;
     source: 'new' | 'memory' | 'store' | 'server';
     cache_last_update: number;
     ttl?: number;

src/package.json

@@ -1,6 +1,6 @@
 {
     "name": "ngx-jsonapi",
-    "version": "2.1.2",
+    "version": "2.1.6",
     "description": "JSON API library for Angular",
     "module": "ngx-jsonapi/@ngx-jsonapi/ngx-jsonapi.es5.js",
     "es2015": "ngx-jsonapi/@ngx-jsonapi/ngx-jsonapi.js",