HarmonyOS API：@ohos.hiviewdfx.hiAppEvent (应用事件打点)

import hiAppEvent from '@ohos.hiviewdfx.hiAppEvent';

hiAppEvent.write({
    domain: "test_domain",
    name: "test_event",
    eventType: hiAppEvent.EventType.FAULT,
    params: {
        int_data: 100,
        str_data: "strValue"
    }
}, (err) => {
    if (err) {
        console.error(`code: ${err.code}, message: ${err.message}`);
        return;
    }
    console.log(`success to write event`);
});

hiAppEvent.write({
    domain: "test_domain",
    name: "test_event",
    eventType: hiAppEvent.EventType.FAULT,
    params: {
        int_data: 100,
        str_data: "strValue"
    }
}).then(() => {
    console.log(`success to write event`);
}).catch((err) => {
    console.error(`code: ${err.code}, message: ${err.message}`);
});

// 配置打点开关为关闭状态
hiAppEvent.configure({
    disable: true
});

// 配置文件目录存储配额为100M
hiAppEvent.configure({
    maxStorage: '100M'
});

// 1. 如果观察者传入了回调的相关参数，则可以选择在自动触发的回调函数中对订阅事件进行处理
hiAppEvent.addWatcher({
    name: "watcher1",
    appEventFilters: [
        {
            domain: "test_domain",
            eventTypes: [hiAppEvent.EventType.FAULT, hiAppEvent.EventType.BEHAVIOR]
        }
    ],
    triggerCondition: {
        row: 10,
        size: 1000,
        timeOut: 1
    },
    onTrigger: function (curRow, curSize, holder) {
        if (holder == null) {
            console.error("holder is null");
            return;
        }
        let eventPkg = null;
        while ((eventPkg = holder.takeNext()) != null) {
            console.info(`eventPkg.packageId=${eventPkg.packageId}`);
            console.info(`eventPkg.row=${eventPkg.row}`);
            console.info(`eventPkg.size=${eventPkg.size}`);
            for (const eventInfo of eventPkg.data) {
                console.info(`eventPkg.data=${eventInfo}`);
            }
        }
    }
});

// 2. 如果观察者未传入回调的相关参数，则可以选择使用返回的holder对象手动去处理订阅事件
let holder = hiAppEvent.addWatcher({
    name: "watcher2",
});
if (holder != null) {
    let eventPkg = null;
    while ((eventPkg = holder.takeNext()) != null) {
        console.info(`eventPkg.packageId=${eventPkg.packageId}`);
        console.info(`eventPkg.row=${eventPkg.row}`);
        console.info(`eventPkg.size=${eventPkg.size}`);
        for (const eventInfo of eventPkg.data) {
            console.info(`eventPkg.data=${eventInfo}`);
        }
    }
}

// 1. 定义一个应用事件观察者
let watcher = {
    name: "watcher1",
}

// 2. 添加一个应用事件观察者来订阅事件
hiAppEvent.addWatcher(watcher);

// 3. 移除该应用事件观察者以取消订阅事件
hiAppEvent.removeWatcher(watcher);

let holder = hiAppEvent.addWatcher({
    name: "watcher",
});

let holder = hiAppEvent.addWatcher({
    name: "watcher",
});
holder.setSize(1000);

let holder = hiAppEvent.addWatcher({
    name: "watcher",
});
let eventPkg = holder.takeNext();

hiAppEvent.clearData();