import { GetPushClientIdOptions, GetPushClientIdSuccess, GetPushClientIdFail, OnPushMessageCallback, OnPushMessageCallbackResult, OnPushMessageType, CreatePushMessageOptions, ChannelManager } from '../interface.uts'

import { gtInit, GTPushActionOptions, UserPushAction, setPushAction } from './gt-sdk/GTPush.uts'
import Context from 'android.content.Context';
import { PushMessage } from './push/PushMessage.uts';
import PackageManager from 'android.content.pm.PackageManager';
import ApplicationInfo from 'android.content.pm.ApplicationInfo';
import Activity from 'android.app.Activity';
import TextUtils from 'android.text.TextUtils';
import { PushState } from './push/PushState.uts';
import { PushManager } from './push/PushManager.uts';
import { StringUtil } from './push/utils/StringUtil.uts';
import SharedPreferences from 'android.content.SharedPreferences';
import Handler from 'android.os.Handler';
import { PushChannelManager } from './push/PushChannelManager.uts';
import Bundle from 'android.os.Bundle';
import Intent from 'android.content.Intent';
import Uri from 'android.net.Uri';
import { globalPushMessageCallbacks, sendEvent } from './push/PushManager.uts'
export { PushActionService } from './push/PushActionService.uts';

const SP_NAME = "clientid_unipush";
const SP_KEY_CLIENT_ID = "clientid";


let gtCallBack : UserPushAction | null = null;
let gtPushInitialize = false

/**
 * 个推推送sdk初始化
 */
function initPush() {
	const ctx = UTSAndroid.getAppContext();
	if (ctx != null && !gtPushInitialize) {
		gtPushInitialize = true;
		gtInit(ctx);
		setPushAction(getGTCallBack());
	}
}

/**
 * 获取客户端唯一的推送标识（注意：这是一个异步的方法）
 */
export function getPushClientId(options : GetPushClientIdOptions) {
	initPush()
	const ctx = UTSAndroid.getAppContext() as Context;
	const sp = ctx.getSharedPreferences(SP_NAME, Context.MODE_PRIVATE) as SharedPreferences;
	const clientId = sp.getString(SP_KEY_CLIENT_ID, "")
	if (TextUtils.isEmpty(clientId)) {
		const handler = new Handler()
		const changeListener = new (class implements SharedPreferences.OnSharedPreferenceChangeListener {
			override onSharedPreferenceChanged(sharedPreferences : SharedPreferences, key : string) : void {
				if (key != SP_KEY_CLIENT_ID) {
					return
				}
				handler.removeCallbacksAndMessages(null)
				sharedPreferences.unregisterOnSharedPreferenceChangeListener(this)
				const cid = sharedPreferences.getString(SP_KEY_CLIENT_ID, "")
				const res : GetPushClientIdSuccess = { errMsg: "success", cid: cid!! }
				options.success?.(res)
				options.complete?.(res)
			}
		})
		sp.registerOnSharedPreferenceChangeListener(changeListener)

		const runnable = new (class implements Runnable {
			override run() {
				const clientId = sp.getString(SP_KEY_CLIENT_ID, "")
				if (!TextUtils.isEmpty(clientId)) {
					const res : GetPushClientIdSuccess = { errMsg: "success", cid: clientId!! }
					options.success?.(res)
					options.complete?.(res)
				} else {
					const res : GetPushClientIdFail = {
						errSubject: "uni-push",
						errCode: -1,
						errMsg: "failed,check appkey or appid",
					}
					options.fail?.(res)
					options.complete?.(res)
				}
			}
		})
		handler.postDelayed(runnable, 15000)
	} else {
		const res : GetPushClientIdSuccess = { errMsg: "success", cid: clientId!! }
		options.success?.(res)
		options.complete?.(res)
	}
}

/**
 * 增加监听推送消息事件（应用在线的时候没有通知栏消息，全部是透传。）, 注意: 使用时,开发者需要注册写到第一个activity的周期内 , 即首页.
 */
export function onPushMessage(callback : OnPushMessageCallback | null) {
	initPush()
	if (callback == null) {
		return;
	}
	if (globalPushMessageCallbacks.indexOf(callback) == -1) {
		globalPushMessageCallbacks.push(callback)
	}

	processOfflineMessage()
	// 处理没有注册监听时,已经接到的消息,此时从缓存里取
	PushManager.getInstance().comsumeMessages("click", (msgs : PushMessage[]) => {
		msgs.forEach((msg) => {
			sendEvent("click", msg)
		})
	})
	PushManager.getInstance().comsumeMessages("receive", (msgs : PushMessage[]) => {
		msgs.forEach((msg) => {
			sendEvent("receive", msg)
		})
	})
}

/**
 * 移除推送消息监听事件（没有传入参数，则移除App级别的所有事件监听器。）
 */
export function offPushMessage(callback : OnPushMessageCallback | null) {
	if (callback == null) {
		const len = globalPushMessageCallbacks.length;
		globalPushMessageCallbacks.splice(0, len)
		return;
	}

	let index = globalPushMessageCallbacks.indexOf(callback)
	if (index == -1) {
		return;
	}
	globalPushMessageCallbacks.splice(index, 1)
}

export function getChannelManager() : ChannelManager {
	return PushChannelManager.getInstance()
}

export function createPushMessage(options : CreatePushMessageOptions) : void {
	const context = UTSAndroid.getAppContext() as Context
	const appId = UTSAndroid.getAppId()
	const pushMessage = new PushMessage(JSON.stringify(options), getApplicationName(), false)

	const min = 0
	if (pushMessage.mDelay == min.toLong()) {
		PushManager.getInstance().addPushMessage(appId, pushMessage)
		PushManager.getInstance().createNotification(context, pushMessage)
	} else {
		new Handler().postDelayed(new (class implements Runnable {
			override run() {
				PushManager.getInstance().addPushMessage(appId, pushMessage)
				PushManager.getInstance().createNotification(context, pushMessage)
			}
		}), pushMessage.mDelay * 1000)
	}
}


function getGTCallBack() : UserPushAction {
	if (gtCallBack == null) {
		const options = {
			onReceiveClientId(cid : string) {
				const context = UTSAndroid.getAppContext() as Context;
				const sp = context.getSharedPreferences(SP_NAME, Context.MODE_PRIVATE);
				const editor = sp.edit();
				editor.putString(SP_KEY_CLIENT_ID, cid);
				editor.commit();
			},
			onNotificationMessageClicked(res : string) {
				const pushMessage = new PushMessage(res, getApplicationName(), false)
				if (!sendEvent("click", pushMessage)) {
					PushManager.getInstance().addNeedExecClickMessage(pushMessage)
				}
			},
			onReceiveMessageData(res : string) {
				if (!TextUtils.isEmpty(res)) {
					let isUniPush2 = false
					const jsonObject = JSON.parseObject(res)
					const unipushVersionStr = jsonObject?.getString("unipush_version")
					if (!TextUtils.isEmpty(unipushVersionStr)) {
						const unipushVersion = parseFloat(unipushVersionStr!!)
						if (unipushVersion == 2.0) {
							isUniPush2 = true;
						}
					}
					if (isUniPush2) {
						processForUniPush2(res);
					} else {
						processForUniPush(res);
					}
				}
			},
		} as GTPushActionOptions;
		gtCallBack = new UserPushAction(options);
	}

	return gtCallBack!!;
}

/**
 * 处理离线消息
 */
function processOfflineMessage() {
	const activity = UTSAndroid.getUniActivity() as Activity
	const intent = activity.getIntent()

	// const testStr = "intent://io.dcloud.unipush/?#Intent;scheme=unipush;launchFlags=0x4000000;package=uni.UNI8CD4C4C;component=uni.UNI8CD4C4C/io.dcloud.uniapp.UniAppActivity;S.UP-OL-SU=true;S.unipush_version=2.0;S.payload={\"cccccforceNotification\":\"xxx\",\"path\":\"XXX\"};S.title=xxx;S.content=xxx;S.unipush_data={\"forceNotification\":\"xxx\",\"path\":\"XXX\"};end"
	// const intent = Intent.parseUri(testStr , 0)

	if (intent.hasExtra("UP-OL-SU")) {
		let isUniPush2 = false;
		const unipushVersionStr = intent.getStringExtra("unipush_version");
		if (!TextUtils.isEmpty(unipushVersionStr)) {
			const unipushVersion = parseFloat(unipushVersionStr!!)
			if (unipushVersion == 2.0) {
				isUniPush2 = true;
			}
		}

		const params = {}

		if (isUniPush2) {
			try {
				params["title"] = intent.getStringExtra("title")
				params["content"] = intent.getStringExtra("content")
				params["unipush_version"] = intent.getStringExtra("unipush_version")

				const channelId = intent.getStringExtra("channelId");
				const category = intent.getStringExtra("category");
				if (!TextUtils.isEmpty(channelId)) {
					params["channelId"] = channelId
				}
				if (!TextUtils.isEmpty(category)) {
					params["category"] = category
				}

				let payload = intent.getStringExtra("payload");
				const payloadJsonObject = JSON.parseObject(payload ?? "")
				if (payloadJsonObject == null) {
					if (payload != null) {
						//如果后端传的不是json,而是纯字符串,就需要单独处理,去掉多余的引号,并且枚举一下类型.
						//双引号套双引号,就说明是传的字符串.
						if (payload.startsWith("\"")) {
							payload = StringUtil.trimString(payload, '"');
							params["payload"] = payload
						} else {
							const payloadInt = StringUtil.getInt(payload);
							const payloadDouble = StringUtil.getDouble(payload);
							if (payloadInt != null) {
								params["payload"] = payloadInt
							} else if (payloadDouble != null) {
								params["payload"] = payloadDouble
							} else if (payload == "true" || payload == "false") {
								params["payload"] = payload.toBoolean()
							} else {
								params["payload"] = payload
							}
						}
					}
				} else {
					params["payload"] = payloadJsonObject
				}

				const unipush_data = intent.getStringExtra("unipush_data");
				const unipushDataJsonObject = JSON.parseObject(unipush_data ?? "");
				if (unipushDataJsonObject != null) {
					unipushDataJsonObject.toMap().forEach((value, key) => {
						params[key] = value
					})
				}

				intent.removeExtra("UP-OL-SU");
				intent.removeExtra("title");
				intent.removeExtra("content");
				intent.removeExtra("payload");
				intent.removeExtra("unipush_version");
				intent.removeExtra("unipush_data");
				intent.removeExtra("channelId");
				intent.removeExtra("category");

				const data = JSON.stringify(params)
				const pushMessage = new PushMessage(data, getApplicationName(), true);
				if (!sendEvent("click", pushMessage)) {
					PushManager.getInstance().addNeedExecClickMessage(pushMessage)
				}
			} catch (e : Exception) {
				e.printStackTrace();
			}
		} else {
			try {
				params["title"] = intent.getStringExtra("title")
				params["content"] = intent.getStringExtra("content")
				params["payload"] = intent.getStringExtra("payload")
				const channelId = intent.getStringExtra("channelId");
				const category = intent.getStringExtra("category");
				if (!TextUtils.isEmpty(channelId)) {
					params["channelId"] = channelId
				}
				if (!TextUtils.isEmpty(category)) {
					params["category"] = category
				}
				intent.removeExtra("UP-OL-SU");
				intent.removeExtra("title");
				intent.removeExtra("content");
				intent.removeExtra("payload");
				intent.removeExtra("channelId");
				intent.removeExtra("category");
				const data = JSON.stringify(params)
				const pushMessage = new PushMessage(data, getApplicationName(), true);
				if (!sendEvent("click", pushMessage)) {
					PushManager.getInstance().addNeedExecClickMessage(pushMessage)
				}
			} catch (e : Exception) {
				e.printStackTrace();
			}
		}
	}
}


function processForUniPush(data : string) : void {
	const context = UTSAndroid.getAppContext() as Context
	const pushMessage = new PushMessage(data, getApplicationName(), false)
	const needPush = PushState.getAutoNotification()
	if (needPush && pushMessage.getNeedCreateNotification()) {
		PushManager.getInstance().createNotification(context, pushMessage)
	} else if (!sendEvent("receive", pushMessage)) {
		PushManager.getInstance().addNeedExecReceiveMessage(pushMessage);

	}
	PushManager.getInstance().addPushMessage(UTSAndroid.getAppId(), pushMessage);
}

function processForUniPush2(data : string) : void {
	const context = UTSAndroid.getAppContext() as Context
	const jsonObject = JSON.parseObject(data)
	if (jsonObject != null) {
		const forceNotification = jsonObject.getBoolean("force_notification")
		const pushMessage = new PushMessage(data, getApplicationName(), true)
		if (forceNotification != null && forceNotification) {
			PushManager.getInstance().createNotification(context, pushMessage)
		} else if (!sendEvent("receive", pushMessage)) {
			PushManager.getInstance().addNeedExecReceiveMessage(pushMessage);
		}
		PushManager.getInstance().addPushMessage(UTSAndroid.getAppId(), pushMessage);
	}
}

function getApplicationName() : string {
	let packageManager : PackageManager | null = null
	let applicationInfo : ApplicationInfo | null = null
	const context = UTSAndroid.getAppContext() as Context;
	try {
		packageManager = context.getApplicationContext().getPackageManager()
		applicationInfo = packageManager.getApplicationInfo(context.getPackageName(), 0)
	} catch (_ : Exception) {
	}
	if (applicationInfo == null) {
		return ""
	}

	return packageManager?.getApplicationLabel(applicationInfo).toString() ?? ""
}