cheveguerra/whatsapp-web.js
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feat: battery percentage changed event (#126)

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New "change_battery" event is triggered when the battery percentage changes. Has current battery percentage and charging state as object param.

Co-authored-by: Pedro S. Lopez <pedroslopez@me.com>
This commit is contained in:
Aliyss Snow
2020-04-06 05:36:03 +02:00
committed by GitHub
parent 1780436b93
commit 93a617336a
3 changed files with 23 additions and 0 deletions
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6
example.js
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@@ -237,6 +237,12 @@ client.on('group_update', (notification) => {
console.log('update', notification); console.log('update', notification);
}); });
client.on('change_battery', (batteryInfo) => {
// Battery percentage for attached device has changed
const { battery, plugged } = batteryInfo;
console.log(`Battery: ${battery}% - Charging? ${plugged}`);
});
client.on('disconnected', (reason) => { client.on('disconnected', (reason) => {
console.log('Client was logged out', reason); console.log('Client was logged out', reason);
}); });

16
src/Client.js
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@@ -29,6 +29,7 @@ const { ClientInfo, Message, MessageMedia, Contact, Location, GroupNotification
* @fires Client#group_update * @fires Client#group_update
* @fires Client#disconnected * @fires Client#disconnected
* @fires Client#change_state * @fires Client#change_state
* @fires Client#change_battery
*/ */
class Client extends EventEmitter { class Client extends EventEmitter {
constructor(options = {}) { constructor(options = {}) {
@@ -296,6 +297,20 @@ class Client extends EventEmitter {
} }
}); });
await page.exposeFunction('onBatteryStateChangedEvent', (state) => {
const { battery, plugged } = state;
/**
* Emitted when the battery percentage for the attached device changes
* @event Client#change_battery
* @param {object} batteryInfo
* @param {number} batteryInfo.battery - The current battery percentage
* @param {boolean} batteryInfo.plugged - Indicates if the phone is plugged in (true) or not (false)
*/
this.emit(Events.BATTERY_CHANGED, { battery, plugged });
});
await page.evaluate(() => { await page.evaluate(() => {
window.Store.Msg.on('add', (msg) => { if(msg.isNewMsg) window.onAddMessageEvent(msg); }); window.Store.Msg.on('add', (msg) => { if(msg.isNewMsg) window.onAddMessageEvent(msg); });
window.Store.Msg.on('change', (msg) => { window.onChangeMessageEvent(msg); }); window.Store.Msg.on('change', (msg) => { window.onChangeMessageEvent(msg); });
@@ -304,6 +319,7 @@ class Client extends EventEmitter {
window.Store.Msg.on('change:isUnsentMedia', (msg, unsent) => { if(msg.id.fromMe && !unsent) window.onMessageMediaUploadedEvent(msg); }); window.Store.Msg.on('change:isUnsentMedia', (msg, unsent) => { if(msg.id.fromMe && !unsent) window.onMessageMediaUploadedEvent(msg); });
window.Store.Msg.on('remove', (msg) => { if(msg.isNewMsg) window.onRemoveMessageEvent(msg); }); window.Store.Msg.on('remove', (msg) => { if(msg.isNewMsg) window.onRemoveMessageEvent(msg); });
window.Store.AppState.on('change:state', (_AppState, state) => { window.onAppStateChangedEvent(state); }); window.Store.AppState.on('change:state', (_AppState, state) => { window.onAppStateChangedEvent(state); });
window.Store.Conn.on('change:battery', (state) => { window.onBatteryStateChangedEvent(state); });
}); });
/** /**

1
src/util/Constants.js
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@@ -46,6 +46,7 @@ exports.Events = {
QR_RECEIVED: 'qr', QR_RECEIVED: 'qr',
DISCONNECTED: 'disconnected', DISCONNECTED: 'disconnected',
STATE_CHANGED: 'change_state', STATE_CHANGED: 'change_state',
BATTERY_CHANGED: 'change_battery'
}; };
/** /**