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'use strict';
const api = require('../api.js');
const uri = require('../util/uri.js');
const events = require('../events.js');
const misc = require('../util/misc.js');
class Pool extends events.EventTarget {
constructor() {
const PostList = require('./post_list.js');
super();
this._orig = {};
for (let obj of [this, this._orig]) {
obj._posts = new PostList();
}
this._updateFromResponse({});
}
get id() { return this._id; }
get names() { return this._names; }
get category() { return this._category; }
get description() { return this._description; }
get posts() { return this._posts; }
get postCount() { return this._postCount; }
get creationTime() { return this._creationTime; }
get lastEditTime() { return this._lastEditTime; }
set names(value) { this._names = value; }
set category(value) { this._category = value; }
set description(value) { this._description = value; }
static fromResponse(response) {
const ret = new Pool();
ret._updateFromResponse(response);
return ret;
}
static get(id) {
return api.get(uri.formatApiLink('pool', id))
.then(response => {
return Promise.resolve(Pool.fromResponse(response));
});
}
save() {
const detail = {version: this._version};
// send only changed fields to avoid user privilege violation
if (misc.arraysDiffer(this._names, this._orig._names, true)) {
detail.names = this._names;
}
if (this._category !== this._orig._category) {
detail.category = this._category;
}
if (this._description !== this._orig._description) {
detail.description = this._description;
}
if (misc.arraysDiffer(this._posts, this._orig._posts)) {
detail.posts = this._posts.map(post => post.id);
}
let promise = this._id ?
api.put(uri.formatApiLink('pool', this._id), detail) :
api.post(uri.formatApiLink('pools'), detail);
return promise
.then(response => {
this._updateFromResponse(response);
this.dispatchEvent(new CustomEvent('change', {
detail: {
pool: this,
},
}));
return Promise.resolve();
});
}
merge(targetId, addAlias) {
return api.get(uri.formatApiLink('pool', targetId))
.then(response => {
return api.post(uri.formatApiLink('pool-merge'), {
removeVersion: this._version,
remove: this._id,
mergeToVersion: response.version,
mergeTo: targetId,
});
}).then(response => {
if (!addAlias) {
return Promise.resolve(response);
}
return api.put(uri.formatApiLink('pool', targetId), {
version: response.version,
names: response.names.concat(this._names),
});
}).then(response => {
this._updateFromResponse(response);
this.dispatchEvent(new CustomEvent('change', {
detail: {
pool: this,
},
}));
return Promise.resolve();
});
}
delete() {
return api.delete(
uri.formatApiLink('pool', this._id),
{version: this._version})
.then(response => {
this.dispatchEvent(new CustomEvent('delete', {
detail: {
pool: this,
},
}));
return Promise.resolve();
});
}
_updateFromResponse(response) {
const map = {
_id: response.id,
_version: response.version,
_origName: response.names ? response.names[0] : null,
_names: response.names,
_category: response.category,
_description: response.description,
_creationTime: response.creationTime,
_lastEditTime: response.lastEditTime,
_postCount: response.postCount || 0,
};
for (let obj of [this, this._orig]) {
obj._posts.sync(response.posts);
}
Object.assign(this, map);
Object.assign(this._orig, map);
}
};
module.exports = Pool;
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