2 回答

TA貢獻1846條經驗 獲得超7個贊
嘗試
converse(msg: string) {
const userMessage = new Message(msg, 'user'); //gettng user message
this.update(userMessage);
var bot = new RiveScript({utf8: true}); // initializing bot
const loading_done = (bot) => ()=> {
console.log("Chatbot initialized!");
bot.sortReplies(); //sorting replies
let username = "user";
return bot.reply(username, msg).then(answer => { //getting chatbot answer
console.log("User: " + msg);
console.log("Chatbot: " + answer);
const result = answer;
const botMessage = new Message(result, 'bot');
this.update(botMessage);
});
}
bot.loadFile('/assets/brain/test.rive').then(loading_done(bot)); // loading bot brain
}
或者
loading_done(bot){
return ()=> {
const that = this;
console.log("Chatbot initialized!");
bot.sortReplies(); //sorting replies
let username = "user";
return bot.reply(username, msg).then(answer => { //getting chatbot answer
console.log("User: " + msg);
console.log("Chatbot: " + answer);
const result = answer;
const botMessage = new Message(result, 'bot');
that.update(botMessage);
});
}
}
converse(msg: string) {
const userMessage = new Message(msg, 'user'); //gettng user message
this.update(userMessage);
var bot = new RiveScript({utf8: true}); // initializing bot
bot.loadFile('/assets/brain/test.rive').then(this.loading_done(bot).bind(this)); // loading bot brain
}
但我相信第一個解決方案更清楚

TA貢獻1817條經驗 獲得超6個贊
this使用箭頭函數代替定義自己的上下文的函數:
const loading_done = () => {
console.log("Chatbot initialized!");
bot.sortReplies(); //sorting replies
let username = "user";
return bot.reply(username, msg).then(answer => { //getting chatbot answer
console.log("User: " + msg);
console.log("Chatbot: " + answer);
const result = answer;
const botMessage = new Message(result, 'bot');
this.update(botMessage);
});
}
當您使用打字稿時,您還可以將 loading_done 設為私有函數:
converse(msg: string) {
const userMessage = new Message(msg, 'user'); //gettng user message
this.update(userMessage);
var bot = new RiveScript({utf8: true}); // initializing bot
bot.loadFile('/assets/brain/test.rive').then(this.loadingDone); // loading bot brai
}
// Use camel case instead of snake case in typescript.
private loadingDone = () => {
console.log("Chatbot initialized!");
bot.sortReplies(); //sorting replies
let username = "user";
return bot.reply(username, msg).then(answer => { //getting chatbot answer
console.log("User: " + msg);
console.log("Chatbot: " + answer);
const result = answer;
const botMessage = new Message(result, 'bot');
this.update(botMessage);
});
}
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