import { Application, BackendSession } from 'pinus';

export default function(app: Application) {
    return new ComBattleHandler(app);
}

export class ComBattleHandler {
    constructor(private app: Application) {
    }
    private bossHp: number = 10000;

    async startBattle(msg: {}, session: BackendSession) {
        const battleId = Math.random().toString(36).slice(-8);
        let roleId = session.get('roleId');
        let roleName = session.get('roleName');
        let sid = session.get('sid');
        console.log('role in startBattle: ', roleId, roleName, battleId);

        let channelService = this.app.get('channelService');
        let channel = channelService.getChannel(battleId, true);
        let users = channel.getMembers();
        if (users.indexOf(roleId) === -1) {
            channel.add(roleId, sid);
        }

        users = channel.getMembers();
        channel.pushMessage('onAdd', {users});
        let tsid = channel.getMember(roleId)['sid'];
        channelService.pushMessageByUids('bossHp', {data: 'datadata'}, [{
            uid: roleId,
            sid: tsid
        }]);

        return {
            code: 200,
            data: {
                users,
                battleId
            }
        }
    }

    /**
     * Send messages to users
     *
     * @param {Object} msg message from client
     * @param {Object} session
     *
     */
    async enterBattle(msg: {battleId: string , target: string}, session: BackendSession) {
        let roleId = session.get('roleId');
        let roleName = session.get('roleName');
        let sid = session.get('sid');
        console.log('role in enterBattle: ', roleId, roleName, msg, this.app.rpc);

        let channelService = this.app.get('channelService');
        let channel = channelService.getChannel(msg.battleId, false);
        let users = channel.getMembers();
        if (users.indexOf(roleId) === -1) {
            channel.add(roleId, sid);
        } else {
            return {
                code: 202,
                data: '不能重复加入'
            };
        }
        channel.pushMessage('onAddBattle', {users});

        return {
            code: 200,
            data: users
        }
    }

    async hurtHp(msg: {battleId: string, bossHurt: number, actorHurt: [{ actorId: number, actorHurt: number}]}, session: BackendSession) {
        let roleId = session.get('roleId');
        let roleName = session.get('roleName');
        console.log('role in enterBattle: ', roleId, roleName, msg);

        let channelService = this.app.get('channelService');
        let channel = channelService.getChannel(msg.battleId, false);

        this.bossHp -= msg.bossHurt;
        if (this.bossHp < 0) {
            this.bossHp = 0;
            channel.pushMessage('bossHp', {data: 'boss 挂啦！！！！！'}, undefined);
        }
        channel.pushMessage('bossHp', {bossHp: this.bossHp}, undefined);

        return {
            code: 200,
            data: this.bossHp
        }
    }
}