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Common UI module implemented & used in cuteness.io

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This commit is contained in:
Vladimir Enchev
2015-07-22 11:02:31 +03:00
parent f328638b7c
commit 2c886cb783
8 changed files with 181 additions and 76 deletions
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46
apps/cuteness.io/reddit-item-view-model.ts
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@@ -1,20 +1,20 @@
import observable = require("data/observable");
import imageSource = require("image-source");
import {Observable} from "data/observable";
import {ImageSource, fromFile as imageSourceFromFile, fromUrl as imageSourceFromUrl} from "image-source";
import redditModel = require("./reddit-model");
import redditAppViewModel = require("./reddit-app-view-model");
import {ItemData} from "./reddit-model";
import {defaultThumbnailImageSource, defaultNoThumbnailImageSource, cache} from "./reddit-app-view-model";
var firstThumbnailImageSource = imageSource.fromFile("~/res/first-image.png");
var defaultImageSource = imageSource.fromFile("~/res/reddit-logo-transparent.png");
var firstThumbnailImageSource = imageSourceFromFile("~/res/first-image.png");
var defaultImageSource = imageSourceFromFile("~/res/reddit-logo-transparent.png");
var ISLOADING = "isLoading";
var THUMBNAIL_IMAGE = "thumbnailImage";
var IMAGE_SOURCE = "imageSource";
export class RedditViewModel extends observable.Observable {
export class RedditViewModel extends Observable {
private _source: redditModel.ItemData;
constructor(source: redditModel.ItemData) {
private _source: ItemData;
constructor(source: ItemData) {
super();
this._source = source;
@@ -27,7 +27,7 @@ export class RedditViewModel extends observable.Observable {
}
}
get source(): redditModel.ItemData {
get source(): ItemData {
return this._source;
}
@@ -38,13 +38,13 @@ export class RedditViewModel extends observable.Observable {
set isLoading(value: boolean) {
if (this._isLoading !== value) {
this._isLoading = value;
this.notify({ object: this, eventName: observable.Observable.propertyChangeEvent, propertyName: ISLOADING, value: value });
this.notify({ object: this, eventName: Observable.propertyChangeEvent, propertyName: ISLOADING, value: value });
}
}
get thumbnailImage(): imageSource.ImageSource {
get thumbnailImage(): ImageSource {
if (!this._source) {
return redditAppViewModel.defaultThumbnailImageSource;
return defaultThumbnailImageSource;
}
if (this._source.title === "reddit 101") {
@@ -52,32 +52,32 @@ export class RedditViewModel extends observable.Observable {
}
var url = this._source.thumbnail;
if (!_isValidImageUrl(url)) {
return redditAppViewModel.defaultNoThumbnailImageSource
if (!_isValidImageUrl(url)) {
return defaultNoThumbnailImageSource
}
var image = redditAppViewModel.cache.get(url);
var image = cache.get(url);
if (image) {
return image;
}
this.isLoading = true;
redditAppViewModel.cache.push({
cache.push({
key: url,
url: url,
completed: (image: any, key: string) => {
if (url === key) {
this.isLoading = false;
this.notify({ object: this, eventName: observable.Observable.propertyChangeEvent, propertyName: THUMBNAIL_IMAGE, value: image });
this.notify({ object: this, eventName: Observable.propertyChangeEvent, propertyName: THUMBNAIL_IMAGE, value: image });
}
}
});
return redditAppViewModel.defaultThumbnailImageSource;
return defaultThumbnailImageSource;
}
get imageSource(): imageSource.ImageSource {
get imageSource(): ImageSource {
if (this._source) {
var url;
try {
@@ -91,9 +91,9 @@ export class RedditViewModel extends observable.Observable {
this.isLoading = true;
imageSource.fromUrl(url).then(result => {
imageSourceFromUrl(url).then(result => {
this.isLoading = false;
this.notify({ object: this, eventName: observable.Observable.propertyChangeEvent, propertyName: IMAGE_SOURCE, value: result });
this.notify({ object: this, eventName: Observable.propertyChangeEvent, propertyName: IMAGE_SOURCE, value: result });
});
}
}