import json
import os

from flask import Blueprint, request, Response

from Report.PdfReport import ReportGenerator
from Report.ReportModel import ReportModel
from Report.db import upload_pdf, download_pdf
from Report.path_tool import get_gen_report_path

report_route = Blueprint('result', __name__)


@report_route.route('/gen_pdf', methods=['POST'])
def gen_pdf():
    with open("static/test_data/report_template.json", "r", encoding="utf-8") as f:
        data = json.load(f)
    req = request.json
    name = req['企业名称']
    text_model = ReportModel(req_json=req, tep_json=data).report_vlaues()
    # 生成报告保存到static临时文件夹
    pdf_report = ReportGenerator(name=name, text_model=text_model)
    pdf_report.gen_report()

    # 将报告pdf保存到数据库并删掉本地报告
    file_id = upload_pdf(name)
    if file_id:
        file_path = get_gen_report_path(name=name)
        os.remove(file_path)
        file = download_pdf(file_id)
        response = Response(file, content_type='application/pdf')

        return response