src/WeChatOcrCpp/ocr_aliyun.js

const { json } = require('stream/consumers');

(async () => {

    // New-NetFirewallRule -DisplayName "Allow Port 7788" -Direction Inbound -Protocol TCP -LocalPort 7788 -Action Allow

    async function sleep(ms) {
        return new Promise((resolve) => {
            setTimeout(resolve, ms)
        })
    }


    async function ocr(imgData) {

        let fs = require('fs')
        
        let config = fs.readFileSync("../WpfEditor/config.json", {encoding: "utf-8"})
        config = JSON.parse(config)

        const api = config.aliOCR.api // 'https://gjbsb.market.alicloudapi.com/ocrservice/advanced';
        //const api = 'http://127.0.0.1:7788/wechatocr';
        //const api = 'http://127.0.0.1:8889/ppocr';
        const appCode = config.aliOCR.appCode;
        const appSecret = config.aliOCR.appSecret;

        let request = require('request')

        const data = await new Promise((resolve, reject) => {
            request.post({
                url: api,
                timeout: 1000 * 60 * 60 * 24,
                headers: {
                    "Authorization": `APPCODE ${appCode}`,
                    "Content-Type": "application/json;charset=UTF-8"
                },
                body: JSON.stringify({
                    img: imgData,
                    prob: true,
                    charInfo: true,
                    table: true,
                    sortPage: true,
                    NeedRotate: true
                })
            }, (error, response, body) => {
                if (error) {
                    console.log('#####ERROR: aliyun ocr fail.');
                    console.log(error);
                    resolve([null, error])

                    // reject(error);
                }
                else {
                    if (response.statusCode != 200) {
                        console.log('#####ERROR: aliyun ocr fail');
                        return resolve([null, { "error_code": response.statusCode, "error_msg": body }])
                    }
                    let aliResult = null;
                    try {
                        aliResult = JSON.parse(body);
                    } catch (ex) {
                        console.log('#####ERROR: aliyun ocr fail.');
                        console.log(ex.message);
                        console.log(response.statusCode);
                        console.log(error);
                        console.log(body);
                    }
                    resolve([aliResult, null]);
                }
            })
        });

        if (data[0] != null) {
            console.log(`one task done.`)
        }

        if (data.error_code !== undefined && data.error_code !== null) {
            return [null, { "code": data.error_code, "msg": data.error_msg }]
        }

        return [data, null]

        // //JSON写入
        // fs.writeFileSync(jsonPath, JSON.stringify(data));
        // //图片写入
        // fs.writeFileSync(imgPath, imgData);
    }


    let fs = require('fs')
    // let md5 = require('md5')

    let bytes = fs.readFileSync("0170.jpg")
    let buf = Buffer.from(bytes)
    // let m5 = md5(buf)
    let b64 = buf.toString('base64')


    for (let i = 0; i < 5000; i++) {
        console.log(`Send ${i}`)
        await ocr(b64);
        await sleep(300);
    }

    // let [ re, err ] = await ocr(b64)

    // let json = {
    //     md5: m5,
    //     imgData: b64,
    //     guid: '73ffc72d-bfce-43bc-9e90-0007605c6fdb',
    //     bookNO: 'lrx333',
    //     imgName: '1032.jpg',
    //     originImgData: b64
    // }

    // json = {
    //     md5: '7468efae7d7ab7333d0197a8ca1bf32c',
    //     imgData: 'hasTest',
    //     guid: 'abc346eb-aeb1-4759-b885-68052ec34810',
    //     bookNO: 'lrx333',
    //     imgName: '1032.jpg'
    // }

    // let bent = require('bent')
    // let formurlencoded = require('form-urlencoded')

    // let formurlencoded_body = formurlencoded(json)

    // let post = bent('http://webapi.xfyun.cn', 'POST', 'json', 200)
    // // let post = bent('http://127.0.0.1:11112', 'POST', 'json', 200)
    // let response = await post('/v1/service/v1/ocr/general', json)



    // data = JSON.parse(response).data.test

    // let s = JSON.stringify(response)

    // console.log(response)

})()