"""
HealthSync AI 지능형 서비스 관련 모델 (Intelligence Service)
"""
from pydantic import BaseModel, Field
from datetime import datetime
from typing import Optional, List, Dict, Any
from enum import Enum

class MessageRole(str, Enum):
    """메시지 역할"""
    USER = "user"
    ASSISTANT = "assistant"
    SYSTEM = "system"

class MessageType(str, Enum):
    """메시지 타입"""
    QUESTION = "question"
    ANSWER = "answer"
    NOTIFICATION = "notification"
    CELEBRATION = "celebration"
    ENCOURAGEMENT = "encouragement"

class SenderType(str, Enum):
    """발신자 타입"""
    USER = "user"
    AI = "ai"
    SYSTEM = "system"

class NotificationType(str, Enum):
    """알림 타입"""
    DAILY_ENCOURAGEMENT = "daily_encouragement"
    WEEKLY_SUMMARY = "weekly_summary"
    MILESTONE_CELEBRATION = "milestone_celebration"
    HEALTH_REMINDER = "health_reminder"
    MISSION_REMINDER = "mission_reminder"

class EncouragementLevel(str, Enum):
    """격려 레벨"""
    LOW = "low"
    MEDIUM = "medium"
    HIGH = "high"
    INTENSIVE = "intensive"

class ChatMessage(BaseModel):
    """채팅 메시지"""
    message_id: int = Field(..., description="메시지 ID")
    member_serial_number: int = Field(..., description="회원 일련번호")
    message_type: str = Field(..., max_length=20, description="메시지 타입")
    message_content: Optional[str] = Field(None, description="메시지 내용")
    response_content: Optional[str] = Field(None, description="응답 내용")
    created_at: datetime = Field(default_factory=datetime.now, description="생성일시")

class HealthDiagnosisResponse(BaseModel):
    """건강 진단 응답"""
    three_sentence_summary: List[str] = Field(..., description="3줄 요약")
    health_score: int = Field(..., description="건강 점수")
    risk_level: str = Field(..., description="위험 레벨")
    occupation_considerations: str = Field(..., description="직업별 고려사항")
    analysis_timestamp: datetime = Field(..., description="분석 시각")
    confidence_score: float = Field(..., description="신뢰도 점수")

class RecommendedMission(BaseModel):
    """추천 미션"""
    mission_id: str = Field(..., description="미션 ID")
    title: str = Field(..., description="미션 제목")
    description: str = Field(..., description="미션 설명")
    category: str = Field(..., description="미션 카테고리")
    difficulty: str = Field(..., description="난이도")
    health_benefit: str = Field(..., description="건강상 이점")
    occupation_relevance: str = Field(..., description="직업 연관성")
    estimated_time_minutes: int = Field(..., description="예상 소요 시간(분)")

class MissionRecommendationResponse(BaseModel):
    """미션 추천 응답"""
    missions: List[RecommendedMission] = Field(..., description="추천 미션 목록")
    recommendation_reason: str = Field(..., description="추천 사유")
    total_recommended: int = Field(..., description="전체 추천 수")

class ChatRequest(BaseModel):
    """채팅 요청"""
    message: str = Field(..., min_length=1, max_length=500, description="메시지 내용")
    session_id: str = Field(..., description="세션 ID")
    context: Optional[str] = Field(None, description="컨텍스트")
    user_id: int = Field(..., description="사용자 ID")

class ChatResponse(BaseModel):
    """채팅 응답"""
    response: str = Field(..., description="AI 응답")
    session_id: str = Field(..., description="세션 ID")
    timestamp: datetime = Field(..., description="응답 시각")
    suggested_questions: List[str] = Field(..., description="추천 질문")
    response_type: str = Field(..., description="응답 타입")

class ChatHistoryResponse(BaseModel):
    """채팅 이력 응답"""
    session_id: str = Field(..., description="세션 ID")
    messages: List[Dict[str, Any]] = Field(..., description="메시지 목록")
    total_message_count: int = Field(..., description="전체 메시지 수")
    cache_expiration: Optional[str] = Field(None, description="캐시 만료 시간")

class CelebrationRequest(BaseModel):
    """축하 메시지 요청"""
    user_id: int = Field(..., description="사용자 ID")
    mission_id: str = Field(..., description="미션 ID")
    achievement_type: str = Field(..., description="성취 타입")
    consecutive_days: int = Field(..., description="연속 달성 일수")
    total_achievements: int = Field(..., description="전체 성취 수")

class CelebrationResponse(BaseModel):
    """축하 메시지 응답"""
    congrats_message: str = Field(..., description="축하 메시지")
    achievement_badge: str = Field(..., description="성취 배지")
    health_benefit: str = Field(..., description="건강상 이점")
    next_milestone: str = Field(..., description="다음 마일스톤")
    encouragement_level: str = Field(..., description="격려 레벨")
    visual_effect: str = Field(..., description="시각 효과")

class EncouragementRequest(BaseModel):
    """독려 메시지 요청"""
    user_id: int = Field(..., description="사용자 ID")
    missions_status: List[Dict[str, Any]] = Field(..., description="미션 상태 목록")

class EncouragementResponse(BaseModel):
    """독려 메시지 응답"""
    message: str = Field(..., description="독려 메시지")
    motivation_type: str = Field(..., description="동기부여 타입")
    timing: str = Field(..., description="타이밍")
    personalized_tip: str = Field(..., description="개인화된 팁")
    priority: str = Field(..., description="우선순위")

class BatchNotificationRequest(BaseModel):
    """배치 알림 요청"""
    trigger_time: datetime = Field(..., description="트리거 시간")
    target_users: List[str] = Field(..., description="대상 사용자 목록")
    notification_type: str = Field(..., description="알림 타입")

class BatchNotificationResponse(BaseModel):
    """배치 알림 응답"""
    processed_count: int = Field(..., description="처리된 수")
    success_count: int = Field(..., description="성공 수")
    failed_count: int = Field(..., description="실패 수")
    next_scheduled_time: Optional[datetime] = Field(None, description="다음 예약 시간")