miniprogram-logger/es/time/report-analytics.js

It is used to log and gather statistics of users' behavior.

import { Reporter, logTransformFunction } from "../common/reporter";
export class ReportAnalytics extends Reporter {
    constructor(tableName, fields, context) {
        super(tableName, fields || ["action", "duration"], context);
        this.Id = 0;
        this.Stopwatch = new Map();
        this.TransformFunction = logTransformFunction;
    }
    log() {
        //@ts-ignore
        this.report.apply(this, arguments);
    }
    /**
     *
     * @param label - 唯一标签,结束时使用同样标签,
     * @param context - 记录上下文信息，如果未设置action则使用label作为action
     */
    time(label, context) {
        this.Stopwatch.set(label, [Date.now(), Object.assign({ [this.Fields[0]]: arguments[0] }, context)]);
    }
    /**
     *
     * @param label - 唯一标签,与开始对应
     * @param context - 记录上下文信息，如果未设置action则使用label作为action
     */
    timeEnd(label, context) {
        if (!this.end(label, context)) {
            //@ts-ignore
            console.error("timer label not found", label);
        }
    }
    start() {
        if (arguments.length === 1 && typeof arguments[0] === "object") {
            //对象参数
            this.Stopwatch.set(this.Id, [Date.now(), arguments[0]]);
        }
        else {
            //多参数
            this.Stopwatch.set(this.Id, [
                Date.now(),
                Object.assign(arguments[1] || {}, { [this.Fields[0]]: arguments[0] }),
            ]);
        }
        return this.Id++;
    }
    /**
     * 完成计时，并清除计时ID
     * @param id
     * @param context
     */
    end(id, context) {
        const info = this.Stopwatch.get(id);
        if (!info) {
            return false;
        }
        const [start, data] = info;
        Object.assign(data, context, { [this.Fields[1]]: Date.now() - start });
        this.report(data);
        return this.remove(id);
    }
    /**
     * 清除计时
     * @param id
     * @returns 不存在返回false
     */
    remove(id) {
        return this.Stopwatch.delete(id);
    }
}