decodeText.ts
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import { emojiMap, emojiUrl } from './emojiMap';
export function decodeText(payload:any) {
const renderDom = [];
// 文本消息
let temp = payload.text;
let left = -1;
let right = -1;
while (temp !== '') {
left = temp.indexOf('[');
right = temp.indexOf(']');
switch (left) {
case 0:
if (right === -1) {
renderDom.push({
name: 'text',
text: temp,
});
temp = '';
} else {
const emojiKey = temp.slice(0, right + 1);
if (emojiMap[emojiKey]) {
renderDom.push({
name: 'img',
src: emojiUrl + emojiMap[emojiKey],
});
temp = temp.substring(right + 1);
} else {
renderDom.push({
name: 'text',
text: '[',
});
temp = temp.slice(1);
}
}
break;
case -1:
renderDom.push({
name: 'text',
text: temp,
});
temp = '';
break;
default:
renderDom.push({
name: 'text',
text: temp.slice(0, left),
});
temp = temp.substring(left);
break;
}
}
return renderDom;
};