light-application/light-application-wx/utils/msgpackager.js

let WebIM = require("./WebIM")["default"];
let msgType = require("./msgtype");

module.exports = function (sendableMsg, type, myName) {
    var time = WebIM.time();
    var renderableMsg = {
        info: {
            from: sendableMsg.body.from,
            fromInfo: sendableMsg.body.fromInfo,
            to: sendableMsg.body.to,
            toInfo: sendableMsg.body.toInfo
        },
        username: sendableMsg.body.from == myName ? sendableMsg.body.to : sendableMsg.body.from,
        yourname: sendableMsg.body.from,
        msg: {
            type: type,
            url: sendableMsg.body.body && sendableMsg.body.body.url || '',
            data: getMsgData(sendableMsg, type),
            ext: sendableMsg.body.ext
        },
        style: sendableMsg.body.from == myName ? "self" : "",
        time: time,
        mid: sendableMsg.type + sendableMsg.id,
        chatType: sendableMsg.body.chatType,
        ext: sendableMsg.body.ext,
        isFail: false
    };
    if (type == msgType.IMAGE) {
        renderableMsg.msg.size = {
            width: sendableMsg.body.body && sendableMsg.body.body.size.width || '',
            height: sendableMsg.body.body && sendableMsg.body.body.size.height || '',
        };
    } else if (type == msgType.AUDIO) {
        renderableMsg.msg.length = sendableMsg.body.length;
    } else if (type == msgType.FILE) {
        renderableMsg.msg.data = [{ data: "[当前不支持此格式消息展示]", type: "txt" }];
        renderableMsg.msg.type = 'txt';
    }
    return renderableMsg;

    function getMsgData(sendableMsg, type) {
        if (type == msgType.TEXT) {
            return WebIM.parseEmoji(sendableMsg.value.replace(/\n/mg, ""));
        }
        else if (type == msgType.EMOJI) {
            return sendableMsg.value;
        }
        else if (type == msgType.IMAGE || type == msgType.VIDEO || type == msgType.AUDIO) {
            return sendableMsg.body.body.url;
        } else if (type == msgType.FILE) {
            return sendableMsg.body.body.msg
        }
        return "";
    }
};