172 lines
7.8 KiB
Python
172 lines
7.8 KiB
Python
from flask import Blueprint, request, jsonify, current_app, session, render_template, session
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from bson import ObjectId
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from ..services.course_service import create_material, update_material, get_materials_by_teacher, load_material, get_materials_by_teacher_dict, add_material_chapter, add_material_chapter_lesson, delete_material_chapter_lesson, reorder_material_structure, rename_material_structure
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from ..auth.decorators import require_role
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from ..services.cos_service import upload_file
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bp = Blueprint('material', __name__)
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@bp.get("/teacherboard")
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@require_role(roles="teacher")
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def teacherboard():
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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return render_template("teacherboard.html",role="teacher", materials=get_materials_by_teacher_dict(teacher_id))
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@bp.route('/teacher/upload_image', methods=['POST'])
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@require_role(roles="teacher")
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def upload_image():
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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file = request.files.get('file')
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if not file:
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return jsonify({"message": "未上传文件"}), 400
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image_url = upload_file(file, teacher_id + '_' + file.filename)
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return jsonify({"message": "图片上传成功", "image_url": image_url}), 200
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@bp.route('/create_material', methods=['POST'])
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@require_role(roles="teacher")
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def create_new_material():
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data = request.get_json()
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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image_url = data.get('image_url',None)
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material_name = data.get('material_name',None)
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description = data.get('description','')
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chapters = data.get('chapters',[]) # 如果从其他课程为例进一步修改，则非空
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if material_name is None:
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return jsonify({"message": "教材名称不能为空"}), 400
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material_id = create_material(teacher_id, material_name, description, chapters, image_url)
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return jsonify({"message": "教材创建成功", "material_id": material_id}), 201
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@bp.route('/materials/<material_id>', methods=['GET', 'PUT', 'DELETE'])
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@require_role(roles="teacher")
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def handle_material(material_id):
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if request.method == 'GET':
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if material_id is None:
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return jsonify({"message": "教材名称不能为空"}), 400
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material = load_material(material_id)
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print(material)
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return jsonify(material.model_dump()), 200
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elif request.method == 'PUT':
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data = request.get_json()
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chapters = data.get('chapters')
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if update_material(material_id, chapters):
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return jsonify({"message": "教材更新成功"}), 200
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else:
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return jsonify({"message": "教材更新失败"}), 500
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elif request.method == 'DELETE':
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# 获取当前教师信息
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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# 检查材料是否存在，并且是否为当前教师创建
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mongo = current_app.extensions["mongo"]
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print(f"尝试删除课程ID: {material_id}, 当前教师ID: {teacher_id}")
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try:
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material = mongo.db.materials.find_one({'_id': ObjectId(material_id)})
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print(f"找到的材料: {material}")
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if not material:
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return jsonify({"message": "课程不存在", "success": False}), 404
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# 验证是否为当前教师创建的课程
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if material.get('teacher_id') != teacher_id:
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return jsonify({"message": "权限不足，无法删除他人课程", "success": False}), 403
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except Exception as e:
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print(f"查询材料时出错: {e}")
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return jsonify({"message": f"查询课程时出错: {str(e)}", "success": False}), 500
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# 执行删除操作
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try:
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result = mongo.db.materials.delete_one({'_id': ObjectId(material_id), 'teacher_id': teacher_id})
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print(f"删除操作结果: {result.deleted_count}")
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except Exception as e:
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print(f"删除材料时出错: {e}")
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return jsonify({"message": f"删除课程时出错: {str(e)}", "success": False}), 500
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if result.deleted_count > 0:
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return jsonify({"message": "课程删除成功", "success": True}), 200
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else:
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return jsonify({"message": "删除失败", "success": False}), 500
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@bp.route('/materials/addchapter/<material_id>', methods=['POST'])
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@require_role(roles="teacher")
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def add_chapter(material_id):
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data = request.get_json()
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chapter_name = data.get('chapter_name')
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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if add_material_chapter(material_id, chapter_name, teacher_id):
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return jsonify({"message": "章节添加成功"}), 200
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return jsonify({"message": "章节添加失败"}), 404
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@bp.route('/materials/addlesson/<material_id>', methods=['POST'])
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@require_role(roles="teacher")
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def add_lesson(material_id):
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data = request.get_json()
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chapter_name = data.get('chapter_name')
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lesson_name = data.get('lesson_name')
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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if add_material_chapter_lesson(material_id, chapter_name, lesson_name, teacher_id):
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return jsonify({"message": "课时添加成功"}), 200
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return jsonify({"message": "课时添加失败"}), 404
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@bp.route('/materials/structure/rename/<material_id>', methods=['POST'])
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@require_role(roles="teacher")
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def rename_material(material_id):
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data = request.get_json()
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is_chapter = data.get('is_chapter')
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chapter_name = data.get('chapter_name')
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lesson_name = data.get('lesson_name')
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new_name = data.get('new_name')
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print(f"rename_material: {is_chapter}, {chapter_name}, {lesson_name}, {new_name}")
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if rename_material_structure(material_id, is_chapter, chapter_name, lesson_name, new_name):
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return jsonify({"message": "教材重命名成功"}), 200
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return jsonify({"message": "教材重命名失败"}), 404
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@bp.route('/materials/deletelesson/<material_id>', methods=['DELETE'])
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@require_role(roles="teacher")
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def delete_lesson(material_id):
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data = request.get_json()
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chapter_name = data.get('chapter_name')
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lesson_name = data.get('lesson_name')
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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if delete_material_chapter_lesson(material_id, chapter_name, lesson_name, teacher_id):
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return jsonify({"message": "课时删除成功"}), 200
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return jsonify({"message": "课时删除失败"}), 404
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@bp.route('/materials/structure/reorder/<material_id>', methods=['POST'])
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@require_role(roles="teacher")
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def reorder_material(material_id):
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data = request.get_json()
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order = data.get('order')
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if reorder_material_structure(material_id, order):
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return jsonify({"message": "教材顺序更新成功"}), 200
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return jsonify({"message": "教材顺序更新失败"}), 404
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@bp.route('/teacher/materials', methods=['GET'])
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@require_role(roles="teacher")
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def get_materials_by_teacher_view():
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teacher_uuid = session.get("user_uuid")
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teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
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materials = get_materials_by_teacher(teacher_id)
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result = []
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for material in materials:
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result.append({
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'_id': str(material._id),
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'name': material.name,
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'description': material.description,
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'created_at': material.created_at,
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'updated_at': material.updated_at,
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#'chapters': material.chapters,
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'image_url': material.image_url
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})
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return jsonify(result), 200
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