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CollectionModels reviveFromJson

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djmaze 2020-10-18 11:46:22 +02:00
parent d747de7649
commit 7d89de2fdb
3 changed files with 69 additions and 71 deletions
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22
dev/Model/AbstractCollection.js
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@ -2,6 +2,11 @@
export class AbstractCollectionModel extends Array
{
constructor(props) {
/*
if (new.target === Parent) {
throw new Error("Can't instantiate abstract class!");
}
*/
super();
props && Object.entries(props).forEach(([key, value]) => '@' !== key[0] && (this[key] = value));
// props[@Count]
@ -12,4 +17,21 @@ export class AbstractCollectionModel extends Array
? object['@Collection']
: null;
}
static reviveFromJson(object, itemCallback) {
// FolderCollectionModel => FolderCollection
// AttachmentCollectionModel => AttachmentCollection
// MessageCollectionModel => MessageCollection
const name = this.name.replace('Model', ''),
collection = this.getFromJSON(object, name);
if (collection) {
const result = new this(object);
collection.forEach(item => {
item && itemCallback && (item = itemCallback(item, result));
item && result.push(item);
});
return result;
}
}
}