102 lines
4.1 KiB
Python
102 lines
4.1 KiB
Python
# flask_app/routes/get_deviation.py
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from flask import Blueprint, Response, g
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import os
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from flask_app.general.format_change import download_file
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from flask_app.routes.偏离表main import get_tech_and_business_deviation
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from flask_app.routes.utils import generate_deviation_response, validate_and_setup_logger,create_response,sse_format
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from flask_app.ConnectionLimiter import require_connection_limit
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get_deviation_bp = Blueprint('get_deviation', __name__)
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@get_deviation_bp.route('/get_deviation', methods=['POST'])
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@validate_and_setup_logger
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@require_connection_limit(timeout=720)
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def get_deviation():
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logger = g.logger
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unique_id = g.unique_id
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file_url = g.file_url
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zb_type = g.zb_type
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output_folder = g.output_folder
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def generate():
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try:
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logger.info("call /get_deviation: 开始解析 URL: " + file_url)
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if zb_type not in [1, 2]:
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logger.error(f"无效的 zb_type: {zb_type}. 期望 zb_type: 1 或 2")
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response = create_response(
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message='此端点仅支持 zb_type 1 或 2',
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status='error',
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data=''
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)
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yield sse_format(response)
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return # 终止生成器
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# 直接下载并处理文件
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filename = "ztbfile"
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downloaded_filename = os.path.join(output_folder, filename)
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# 下载文件
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downloaded_filepath, file_type = download_file(file_url, downloaded_filename)
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if downloaded_filepath is None or file_type == 4:
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logger.error("下载地址不存在或不支持的文件类型！")
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response = create_response(
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message='下载地址不存在或不支持的文件类型！',
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status='error',
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data=''
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)
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yield sse_format(response)
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return # 终止生成器
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logger.info("Local file path: " + downloaded_filepath)
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# 处理文件
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deviations = get_tech_and_business_deviation(
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downloaded_filepath, file_type, unique_id, output_folder, zb_type
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)
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if deviations is None:
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logger.info(f"上传的文件非招标文件或文件内容不完整！")
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response = create_response(
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message='上传的文件非招标文件或文件内容不完整！',
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status='error',
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data=''
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)
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yield sse_format(response)
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return # 终止生成器
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# 解包返回值
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(tech_deviation, tech_star_deviation, business_deviation,
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business_star_deviation, zigefuhe_deviation, proof_materials) = deviations
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# 生成偏差响应
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tech_deviation_response, tech_deviation_star_response, zigefuhe_deviation_response, \
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shangwu_deviation_response, shangwu_star_deviation_response, proof_materials_response = generate_deviation_response(
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tech_deviation, tech_star_deviation, business_deviation,
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business_star_deviation, zigefuhe_deviation, proof_materials, logger
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)
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final_response = {
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'message': 'processed successfully',
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'status': 'success',
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'data': 'END'
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}
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# 流式返回数据
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yield sse_format(tech_deviation_response)
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yield sse_format(tech_deviation_star_response)
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yield sse_format(zigefuhe_deviation_response)
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yield sse_format(shangwu_deviation_response)
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yield sse_format(shangwu_star_deviation_response)
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yield sse_format(proof_materials_response)
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yield sse_format(final_response)
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except Exception as e:
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logger.error('发生异常: ' + str(e))
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response = create_response(
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message=str(e),
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status='error',
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data=''
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)
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yield sse_format(response)
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return Response(generate(), mimetype='text/event-stream')
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