这是npm命令提升的错误日志
Here is image of error in node.js
这是我上载的index.js文件，用于创建通知
const functions = require('firebase-functions');
const admin = require（'firebase-admin'）; admin.initializeApp（）;
exports.sendNotification = functions.database.ref （'/Notifications/{user_id}/{notification_id}').onWrite((change，context）=> {
const user_id = context.params.user_id;
const notification_id = context.params.notification_id;
console.log('We have a notification to send to :',user_id);
if(!change.after.val()){
return console.log('A notification has been deleted from the database ',notification_id);
}
const fromUser = admin.database().ref(`/Notifications/${user_id}/${notification_id}`).once('value');
return fromUser.then(fromUserResult =>{
const from_user_id = fromUserResult.val().From;
console.log('you have new notification from ',from_user_id);
const userQuery = admin.database().ref(`users/${from_user_id}/username`).once('value');
const deviceToken = admin.database().ref(`/users/${user_id}/device_token`).once('value');
const state_app = admin.database().ref(`/users/${user_id}/state_app`).once('value');
//const language_app = admin.database().ref(`/users/${user_id}/language_app`).once('value');
const notification_state = admin.database().ref(`/notifications_state/${user_id}/${from_user_id}/state`).once('value');
return Promise.all([userQuery,deviceToken,state_app,notification_state]).then(result =>{
const username = result[0].val();
const token_id = result[1].val();
const state_app = result[2].val();
//const language_app = result[3].val();
const notification_state = result[3].val();
if(state_app!="start"){
if(notification_state=="message"){
const payload = {
notification:{
title : "New message",
body : `${username} sent you a message.`,
icon : "default",
sound : "default",
click_action: "com.boss8.livetalk_TARGET_NOTIFICATION_messages"
},data:{
userIDvisited : from_user_id }
};
return admin.messaging().sendToDevice(token_id,payload).then(response => {
console.log('this was the notification Feature ');
});
}
if(notification_state=="video_call"){
const payload = {
notification:{
title : "Video Call",
body : `${username} calling you.`,
icon : "default",
sound : "default",
click_action: "com.boss8.livetalk_TARGET_NOTIFICATION_video_call"
},data:{
userIDvisited : from_user_id }
};
return admin.messaging().sendToDevice(token_id,payload).then(response => {
console.log('this was the notification Feature video call');
});
}
}
});
});
}）;