feat: Phase 1 - 核心功能实现

app/routes/messages.py

@@ -0,0 +1,91 @@
+"""
+消息路由
+"""
+from flask import Blueprint, request, jsonify
+from flask_jwt_extended import jwt_required, get_jwt_identity
+from datetime import datetime
+from app.models import db, Message, Session
+
+messages_bp = Blueprint('messages', __name__)
+
+
+@messages_bp.route('/', methods=['POST'])
+@jwt_required()
+def send_message():
+    """发送消息 (HTTP 方式)"""
+    user_id = get_jwt_identity()
+    data = request.get_json()
+    
+    session_id = data.get('session_id')
+    content = data.get('content')
+    message_type = data.get('type', 'text')
+    reply_to = data.get('reply_to')
+    
+    if not all([session_id, content]):
+        return jsonify({'error': 'Missing required fields'}), 400
+    
+    # 验证会话
+    session = Session.query.filter_by(id=session_id, user_id=user_id).first()
+    if not session:
+        return jsonify({'error': 'Session not found'}), 404
+    
+    # 创建消息
+    message = Message(
+        session_id=session_id,
+        sender_type='user',
+        sender_id=user_id,
+        message_type=message_type,
+        content=content,
+        reply_to=reply_to,
+        status='sent',
+        ack_status='pending'
+    )
+    
+    db.session.add(message)
+    
+    # 更新会话
+    session.message_count += 1
+    session.last_active_at = datetime.utcnow()
+    
+    db.session.commit()
+    
+    return jsonify({'message': message.to_dict()}), 201
+
+
+@messages_bp.route('/<message_id>', methods=['GET'])
+@jwt_required()
+def get_message(message_id):
+    """获取单条消息"""
+    message = Message.query.get(message_id)
+    if not message:
+        return jsonify({'error': 'Message not found'}), 404
+    
+    return jsonify({'message': message.to_dict()}), 200
+
+
+@messages_bp.route('/<message_id>/ack', methods=['PUT'])
+def acknowledge_message(message_id):
+    """确认消息已送达"""
+    message = Message.query.get(message_id)
+    if not message:
+        return jsonify({'error': 'Message not found'}), 404
+    
+    message.ack_status = 'acknowledged'
+    message.delivered_at = datetime.utcnow()
+    db.session.commit()
+    
+    return jsonify({'message': message.to_dict()}), 200
+
+
+@messages_bp.route('/<message_id>/read', methods=['PUT'])
+@jwt_required()
+def mark_message_read(message_id):
+    """标记消息已读"""
+    message = Message.query.get(message_id)
+    if not message:
+        return jsonify({'error': 'Message not found'}), 404
+    
+    message.status = 'read'
+    db.session.commit()
+    
+    return jsonify({'message': message.to_dict()}), 200