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import json
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from flask import Flask
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from flask_cors import CORS
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from flask import request
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from initial_learning import get_initial_path
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from review_learning import get_review_path
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from pre_exam_learning import get_pre_exam_path
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app = Flask(__name__)
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CORS(app, resources = r'/*')
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@app.route('/get_study_path', methods=["POST"])
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def get_study_path():
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'''
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以RESTful的方式获取初始学习路径推荐结果
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传入参数为: course_id,student_id,method
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:param course_id: 教学课堂ID
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:param student_id: 学生ID
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:param method: 学习路径场景
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0: 初始学习路径 1: 复习学习路径 2: 考前学习路径
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:return 以json格式返回学习路径
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'''
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result = {}
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course_id = request.form.get('course_id', type=str, default='')
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student_id = request.form.get('student_id', type=str, default='')
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method = request.form.get('method', type=str, default='0')
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platform = request.form.get('platform', type=str, default='0')
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# course_id为空时，参数错误
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if course_id.strip() == '':
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result = {
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"course_id": str('False'),
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"error_msg": str('参数错误: 缺少course_id')
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}
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return json.dumps(result, ensure_ascii=False)
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#用户ID为空，推荐初始学习路径
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if student_id.strip() == '':
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recommend_results=get_initial_path(course_id, platform)
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result = {
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"course_id": str(course_id),
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"student_id": str(student_id),
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"recommend_count": str(len(recommend_results)),
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"recommend_results": recommend_results
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}
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return json.dumps(result, ensure_ascii=False)
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# 0：初始学习路径推荐
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if method == '0':
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recommend_results=get_initial_path(course_id, platform)
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result = {
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"course_id": str(course_id),
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"student_id": str(student_id),
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"recommend_count": str(len(recommend_results)),
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"recommend_results": recommend_results
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}
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return json.dumps(result, ensure_ascii=False)
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# 1：复习学习路径推荐
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if method == '1':
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recommend_results=get_review_path(course_id, platform=platform)
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result = {
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"course_id": str(course_id),
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"student_id": str(student_id),
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"recommend_count": str(len(recommend_results)),
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"recommend_results": recommend_results
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}
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return json.dumps(result, ensure_ascii=False)
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# 2：考前学习路径推荐
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if method == '2':
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recommend_results=get_pre_exam_path(course_id, platform=platform)
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result = {
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"course_id": str(course_id),
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"student_id": str(student_id),
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"recommend_count": str(len(recommend_results)),
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"recommend_results": recommend_results
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}
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return json.dumps(result, ensure_ascii=False)
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# method不在取值范围中，参数错误
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if method not in ['0','1','2']:
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result = {
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"method": str('False'),
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"error_msg": str("参数错误: method不属于['0','1','2']的应用场景")
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}
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return json.dumps(result, ensure_ascii=False)
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# python -m flask run
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=8087, debug=True, use_reloader=False) |
