const API = require('../../../../lib/API')
const AccessControl = require('../../../../lib/AccessControl')
const { BaseStdResponse } = require('../../../../BaseStdResponse')
const { importFromRemoteUrl, getGlobalOrThrow } = require('../../../../lib/Lepao/lepaoProxyPoolService')

class ImportUrl extends API {
    constructor() {
        super()
        this.setPath('/Admin/Lepao/Proxy/ImportUrl')
        this.setMethod('post')
    }

    async onRequest(req, res) {
        const { uuid, session, url } = req.body
        if ([uuid, session].some((v) => v === '' || v === null || v === undefined)) {
            return res.json({ ...BaseStdResponse.MISSING_PARAMETER })
        }
        if (!await AccessControl.checkSession(uuid, session)) {
            return res.status(401).json({ ...BaseStdResponse.ACCESS_DENIED })
        }
        const permission = await AccessControl.getPermission(uuid)
        if (!permission.includes('admin') && !permission.includes('service')) {
            return res.json({ ...BaseStdResponse.PERMISSION_DENIED })
        }

        try {
            let target = String(url || '').trim()
            if (!target) {
                const g = await getGlobalOrThrow()
                target = String(g.import_url || '').trim()
            }
            if (!target) {
                return res.json({ ...BaseStdResponse.ERR, msg: '未配置 import_url' })
            }
            const r = await importFromRemoteUrl(target, 'url')
            return res.json({ ...BaseStdResponse.OK, data: { ...r, usedUrl: target } })
        } catch (e) {
            return res.json({ ...BaseStdResponse.ERR, msg: e.message || '从 URL 导入失败' })
        }
    }
}

module.exports.ImportUrl = ImportUrl