const API = require("../../lib/API.js")
const Redis = require('../../plugin/DataBase/Redis')
const db = require("../../plugin/DataBase/db.js")
const { BaseStdResponse } = require("../../BaseStdResponse.js")
const AccessControl = require("../../lib/AccessControl.js")
const lepao = require("../../lib/Lepao/Lepao.js").lepao

// 单次乐跑
class SingleRun extends API {
    constructor() {
        super();

        this.setPath('/Lepao/SingleRun')
        this.setMethod('GET')
    }

    async onRequest(req, res) {
        let { uuid, session, student_num } = req.query

        if ([uuid, session, student_num].some(value => value === '' || value === null || value === undefined))
            return res.json({
                ...BaseStdResponse.MISSING_PARAMETER,
                endpoint: 1513126
            })

        if (!await AccessControl.checkSession(uuid, session))
            return res.status(401).json({
                ...BaseStdResponse.ACCESS_DENIED
            })

        let hour = new Date().getHours()
        if (hour < 7)
            return res.json({
                ...BaseStdResponse.ERR,
                msg: '当前不在有效乐跑时间范围内。请在7:00~24:00发起乐跑'
            })

        // 检查redis是否存在当天乐跑成功记录
        const isSuccess = await Redis.get(`lepaoSuccess:${student_num}`)
        if (isSuccess)
            return res.json({
                ...BaseStdResponse.ERR,
                msg: '该账号当天已乐跑成功！请勿重复乐跑'
            })

        const isProgress = await Redis.get(`lepaoProgress:${account}`)
        if (isProgress)
            return res.json({
                ...BaseStdResponse.ERR,
                msg: '该账号已进入乐跑任务队列，请等待乐跑完成后再进行乐跑操作'
            })

        let selectSql = 'SELECT create_user FROM lepao_account WHERE student_num = ?'
        let selectRows = await db.query(selectSql, [student_num])
        if (!selectRows || selectRows.length === 0)
            return res.json({
                ...BaseStdResponse.ERR,
                msg: '发起乐跑失败！未找到账户信息'
            })

        if (selectRows[0].create_user !== uuid) {
            let permission = await AccessControl.getPermission(uuid)
            if (!permission.includes("admin") && !permission.includes("service"))
                return res.json({
                    ...BaseStdResponse.ERR,
                    msg: '发起乐跑失败！未找到账户信息'
                })
        }

        let sql = 'SELECT token, uid, school_id, state FROM lepao_account WHERE student_num = ?'
        let rows = await db.query(sql, [student_num])
        if (!rows || rows.length === 0)
            return res.json({
                ...BaseStdResponse.ERR,
                msg: '发起乐跑失败！未找到对应的账号信息'
            })

        res.json({
            ...BaseStdResponse.OK
        })

        lepao.beginLepao(selectRows[0].create_user, student_num, rows[0].token, rows[0].uid, rows[0].school_id, rows[0].state)

    } catch(err) {
        this.logger.error(`手动乐跑失败！${err.stack}`);
        res.json({
            ...BaseStdResponse.ERR,
            msg: "乐跑失败！数据库异常"
        })
    }
}

module.exports.SingleRun = SingleRun;