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Create apps using WebRTC with Webcom
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<a href="../../index.html">all files</a> / <a href="index.html">src/core/</a> User.js
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">import * as DataSync from './util/DataSync';
import cache from './util/cache';
import * as Log from './util/Log';
import Room from './Room';
import Device from './Device';
import {CONNECTED, NOT_CONNECTED} from './util/constants';
import Webcom from 'webcom/webcom';
let initializing = false;
/**
* User informations
* @public
*/
export default class User {
/**
* Create a user
* @param {Webcom/api.DataSnapshot|object} snapData The data snapshot
* @access protected
*/
constructor(snapData) <span class="fstat-no" title="function not covered" >{</span>
const values = <span class="cstat-no" title="statement not covered" >Object.assign({}, snapData.val());</span>
/**
* User's unique id
* @type {string}
*/
<span class="cstat-no" title="statement not covered" > this.uid = snapData.name();</span>
/**
* User's display name
* @type {string}
*/
<span class="cstat-no" title="statement not covered" > this.name = values.name;</span>
/**
* User's status
* @type {string}
*/
<span class="cstat-no" title="statement not covered" > this.status = values.status;</span>
/**
* User's last know connection ts
* @type {number}
*/
<span class="cstat-no" title="statement not covered" > this.lastSeen = values.lastSeen;</span>
/**
* Indicates if the user is an anonymous user
* @type {boolean}
*/
<span class="cstat-no" title="statement not covered" > this.anonymous = /^anonymous/.test(this.uid);</span>
// TODO #Feat: Add 'extra' property for unrestricted additional information ?
}
/**
* Invite a user directly. This will create a new Room, log you in it & invite the user.
* @param {string} [message] a message to add to the invite
* @return {Promise<{room: Room, invite: Invite}, Error>}
*/
invite(message) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > if(!cache.user) {</span>
<span class="cstat-no" title="statement not covered" > return Promise.reject(new Error('Only an authenticated user can invite another User.'));</span>
}
<span class="cstat-no" title="statement not covered" > return Room.create(`${cache.user.uid}-${this.uid}`)</span>
.then(room => <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > return room.invite([this], null, message);</span>
})
.then(data => <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > return {room: data.room, invite: data.invites[0]};</span>
})
.catch(Log.r('User~invite'));
}
/**
* List Users's devices. Only for current user.
* @access protected
* @return {Promise<Device[], Error>}
*/
devices() <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > return DataSync.list(`_/devices/${this.uid}`, Device);</span>
}
/**
* Init the current user
* @access protected
* @param {string} uid The user's uid
* @param {string} [name] The user's display name
* @returns {Promise<User, Error>}
*/
static init (uid, name) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > if(!initializing) {</span>
<span class="cstat-no" title="statement not covered" > initializing = true;</span>
const d = <span class="cstat-no" title="statement not covered" >{status: CONNECTED, lastSeen: DataSync.ts()};</span>
<span class="cstat-no" title="statement not covered" > if(name) {</span>
<span class="cstat-no" title="statement not covered" > Object.assign(d, {name});</span>
}
let deviceId = <span class="cstat-no" title="statement not covered" >Webcom.INTERNAL.PersistentStorage.get(uid);</span>
<span class="cstat-no" title="statement not covered" > return DataSync.update(`users/${uid}`, d)</span>
// Register current device
.then(() => <span class="fstat-no" title="function not covered" >{</span>
const deviceMetadata = <span class="cstat-no" title="statement not covered" >{</span>
status: CONNECTED,
sdk: {
reach: SDK_VERSION,
webcom: Webcom.SDK_VERSION
},
userAgent: navigator.userAgent
};
<span class="cstat-no" title="statement not covered" > if(deviceId) {</span>
<span class="cstat-no" title="statement not covered" > return DataSync.update(`_/devices/${uid}/${deviceId}`, deviceMetadata);</span>
}
<span class="cstat-no" title="statement not covered" > return DataSync.push(`_/devices/${uid}`, deviceMetadata);</span>
})
// Save device
.then(deviceRef => <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > if (!deviceId) {</span>
<span class="cstat-no" title="statement not covered" > deviceId = deviceRef.name();</span>
<span class="cstat-no" title="statement not covered" > Webcom.INTERNAL.PersistentStorage.set(uid, deviceId);</span>
}
<span class="cstat-no" title="statement not covered" > cache.device = deviceId;</span>
})
// Add onDisconnect actions
.then(() => <span class="fstat-no" title="function not covered" >{</span>
// Disconnect device
<span class="cstat-no" title="statement not covered" > DataSync.onDisconnect(`_/devices/${uid}/${deviceId}/status`).set(NOT_CONNECTED);</span>
// Update user status
<span class="cstat-no" title="statement not covered" > DataSync.onDisconnect(`users/${uid}`).update({</span>
status: NOT_CONNECTED,
lastSeen: DataSync.ts()
});
})
// Get user
.then(() => <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >User.get(uid))</span></span>
.then(user => <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > initializing = false;</span>
<span class="cstat-no" title="statement not covered" > return user;</span>
})
.catch(e => <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > Log.e(e);</span>
<span class="cstat-no" title="statement not covered" > initializing = false;</span>
<span class="cstat-no" title="statement not covered" > return Promise.reject(e);</span>
});
}
<span class="cstat-no" title="statement not covered" > return User.get(uid);</span>
}
/**
* Disconnect the current user
* @access protected
* @param {User} user The current user
* @returns {Promise}
*/
static disconnect(user) <span class="fstat-no" title="function not covered" >{</span>
// Cancel onDisconnect
<span class="cstat-no" title="statement not covered" > DataSync.onDisconnect(`_/devices/${user.uid}/${cache.device}/status`).cancel();</span>
<span class="cstat-no" title="statement not covered" > DataSync.onDisconnect(`users/${user.uid}`).cancel();</span>
<span class="cstat-no" title="statement not covered" > if(user.anonymous) {</span>
<span class="cstat-no" title="statement not covered" > return DataSync.remove(`_/devices/${user.uid}`)</span>
.then(() => <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >DataSync.get(`_/invites/${user.uid}`))</span></span>
.then(invites => <span class="fstat-no" title="function not covered" >{</span>
const inviteIds = <span class="cstat-no" title="statement not covered" >[];</span>
<span class="cstat-no" title="statement not covered" > invites.forEach(invite => <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" > inviteIds.push(invite.name());</span>
});
<span class="cstat-no" title="statement not covered" > return Promise.all(inviteIds.map(inviteId => <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >DataSync.remove(`_/invites/${user.uid}/${inviteId}`))</span></span>);</span>
})
// TODO refactor data model for invites so we can delete _/invites/${user.uid}
// .then(() => DataSync.remove(`_/invites/${user.uid}`))
.then(() => <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >DataSync.remove(`users/${user.uid}`))</span></span>
.then(() => <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > Webcom.INTERNAL.PersistentStorage.remove(user.uid);</span>
})
.catch(Log.r('User#anonymous_disconnect'));
}
<span class="cstat-no" title="statement not covered" > return DataSync.set(`_/devices/${user.uid}/${cache.device}/status`, NOT_CONNECTED)</span>
.then(() => <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >DataSync.get(`_/devices/${user.uid}`))</span></span>
.then(devices => <span class="fstat-no" title="function not covered" >{</span>
// Only change user's status if no other device connected
const hasConnectedDevices = <span class="cstat-no" title="statement not covered" >devices.forEach(device => <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" > return (new RegExp(`^${CONNECTED}$`)).test(device.val().status);</span>
});
<span class="cstat-no" title="statement not covered" > if(!hasConnectedDevices) {</span>
<span class="cstat-no" title="statement not covered" > return DataSync.update(`users/${user.uid}`, {status: NOT_CONNECTED});</span>
}
<span class="cstat-no" title="statement not covered" > return true;</span>
})
.catch(Log.r('User#disconnect'));
}
/**
* Get a user by its uid
* @access private
* @param {string} uid The user's uid
* @returns {Promise<User, Error>}
*/
static get(uid) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > return DataSync.get(`users/${uid}`)</span>
.then(snapData => <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >snapData ? new User(snapData) : null)</span></span>
.catch(Log.r('User#get'));
}
}
</pre></td></tr>
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