import axios from "axios"
import fs from "fs"
import FormData from "form-data"



class BtDonwold {
    constructor({ ip, port }) {
        this.ip = ip
        this.port = port
        this.sessionId = ""
        axios.defaults.baseURL = `http://${this.ip}:${this.port}`
        this.baseURL = `http://${this.ip}:${this.port}`
        // this.getTokne()
    }
    async getTokne() {
        axios.post(`/transmission/rpc`, { "method": "torrent-get", "arguments": { "fields": ["id", "error", "errorString", "eta", "isFinished", "isStalled", "leftUntilDone", "metadataPercentComplete", "peersConnected", "peersGettingFromUs", "peersSendingToUs", "percentDone", "queuePosition", "rateDownload", "rateUpload", "recheckProgress", "seedRatioMode", "seedRatioLimit", "sizeWhenDone", "status", "trackers", "downloadDir", "uploadedEver", "uploadRatio", "webseedsSendingToUs"], "ids": "recently-active" } }, {
            headers: {
                'X-Transmission-Session-Id': this.sessionId
            }
        }).then((res) => {
            console.log(res.data, "成功")
        }).catch((err) => {
            if (err.response.status == 409) {
                // console.log(err.response.headers['x-transmission-session-id'])
                this.sessionId = err.response.headers['x-transmission-session-id']
                this.getTokne()
            }
        })

    }
    addTask(file) {
        const form = new FormData()
        form.append('savepath', 'd:/bt');
        form.append("autoTMM", "false")
        form.append("rename", "")
        form.append("category", "")
        // true 开始  
        form.append("startTorrentHidden", "")
        form.append("skip_checking", "")
        form.append("contentLayout", "Original")
        form.append("sequentialDownload", "")
        form.append("dlLimitHidden", "0")
        form.append("upLimitHidden", "0")
        form.append("fileselect[]", fs.createReadStream(file))
        form.submit(`${this.baseURL}/api/v2/torrents/add`, function (err, res) {
            // res – response object (http.IncomingMessage)  //
        })

    }
    base64_decode(base64str, file) {
        // create buffer object from base64 encoded string, it is important to tell the constructor that the string is base64 encoded
        var bitmap = new Buffer.from(base64str, 'base64');
        // write buffer to file
        fs.writeFileSync(file, bitmap);
        console.log('******** File created from base64 encoded string ********');
    }
    base64_encode(file) {
        // read binary data
        var bitmap = fs.readFileSync(file);
        // convert binary data to base64 encoded string
        return new Buffer.from(bitmap).toString('base64');
    }
    async getList() {
        let { data: { torrents } } = await axios.get("/api/v2/sync/maindata")
        // console.log(data.torrents)
        // torrents
        let list = []
        for (let i in torrents) {
            let info = {
                name: torrents[i].name,
                amount_left: (torrents[i].amount_left / 1024 / 1024).toFixed(2),
                fileid: i
            }

            list.push(info)
        }
        console.log(list)

    }
    async delete(hashes) {
        try{
            const form = new FormData()
            form.append("hashes",hashes)
            form.append("deleteFiles","false")
            form.submit(`${this.baseURL}/api/v2/torrents/delete`)
        }catch (err){
            console.log("删除失败", err)
        }
        console.log("删除成功")

    }
}

export default BtDonwold