checklist/backend/app/schemas.py

from pydantic import BaseModel, EmailStr, Field
from typing import Optional, List
from datetime import datetime

# User Schemas
class UserBase(BaseModel):
    username: str
    email: Optional[EmailStr] = None
    full_name: Optional[str] = None
    employee_code: Optional[str] = None  # Nro Operario - código de otro sistema
    role: str = "mechanic"

class UserCreate(UserBase):
    password: str

class UserUpdate(BaseModel):
    username: Optional[str] = None
    email: Optional[EmailStr] = None
    full_name: Optional[str] = None
    employee_code: Optional[str] = None
    role: Optional[str] = None

class UserPasswordUpdate(BaseModel):
    current_password: str
    new_password: str

class AdminPasswordUpdate(BaseModel):
    new_password: str

class UserLogin(BaseModel):
    username: str
    password: str

class User(UserBase):
    id: int
    employee_code: Optional[str] = None
    is_active: bool
    created_at: datetime
    
    class Config:
        from_attributes = True

class Token(BaseModel):
    access_token: str
    token_type: str
    user: User


# API Token Schemas
class APITokenCreate(BaseModel):
    description: Optional[str] = None

class APIToken(BaseModel):
    id: int
    description: Optional[str] = None
    is_active: bool
    last_used_at: Optional[datetime] = None
    created_at: datetime
    
    class Config:
        from_attributes = True

class APITokenWithValue(APIToken):
    token: str


# Checklist Schemas
class ChecklistBase(BaseModel):
    name: str
    description: Optional[str] = None
    ai_mode: str = "off"
    scoring_enabled: bool = True
    logo_url: Optional[str] = None

class ChecklistCreate(ChecklistBase):
    mechanic_ids: Optional[List[int]] = []  # IDs de mecánicos autorizados

class ChecklistUpdate(BaseModel):
    name: Optional[str] = None
    description: Optional[str] = None
    ai_mode: Optional[str] = None
    scoring_enabled: Optional[bool] = None
    logo_url: Optional[str] = None
    is_active: Optional[bool] = None
    mechanic_ids: Optional[List[int]] = None  # IDs de mecánicos autorizados

class Checklist(ChecklistBase):
    id: int
    max_score: int
    is_active: bool
    created_by: int
    created_at: datetime
    allowed_mechanics: Optional[List[int]] = []  # IDs de mecánicos permitidos
    
    class Config:
        from_attributes = True


# Question Schemas
# Tipos de preguntas soportados:
# - boolean: Dos opciones personalizables (ej: Sí/No, Pasa/Falla)
# - single_choice: Selección única con N opciones
# - multiple_choice: Selección múltiple
# - scale: Escala numérica (1-5, 1-10, etc.)
# - text: Texto libre
# - number: Valor numérico
# - date: Fecha
# - time: Hora

class QuestionBase(BaseModel):
    section: Optional[str] = None
    text: str
    type: str  # boolean, single_choice, multiple_choice, scale, text, number, date, time
    points: int = 1
    options: Optional[dict] = None  # Configuración flexible según tipo
    # Estructura de options:
    # Boolean: {"type": "boolean", "choices": [{"value": "yes", "label": "Sí", "points": 1, "status": "ok"}, ...]}
    # Single/Multiple Choice: {"type": "single_choice", "choices": [{"value": "opt1", "label": "Opción 1", "points": 2}, ...]}
    # Scale: {"type": "scale", "min": 1, "max": 5, "step": 1, "labels": {"min": "Muy malo", "max": "Excelente"}}
    # Text: {"type": "text", "multiline": true, "max_length": 500}
    order: int = 0
    allow_photos: bool = True  # DEPRECATED: mantener por compatibilidad
    photo_requirement: Optional[str] = 'optional'  # none, optional, required
    max_photos: int = 3
    requires_comment_on_fail: bool = False
    send_notification: bool = False
    parent_question_id: Optional[int] = None
    show_if_answer: Optional[str] = None
    ai_prompt: Optional[str] = None
    is_deleted: bool = False

class QuestionCreate(QuestionBase):
    checklist_id: int

class QuestionUpdate(QuestionBase):
    pass

class QuestionReorder(BaseModel):
    question_id: int
    new_order: int

class Question(QuestionBase):
    id: int
    checklist_id: int
    created_at: datetime
    updated_at: Optional[datetime] = None
    
    class Config:
        from_attributes = True


# Question Audit Schemas
class QuestionAuditLog(BaseModel):
    id: int
    question_id: int
    checklist_id: int
    user_id: int
    action: str
    field_name: Optional[str] = None
    old_value: Optional[str] = None
    new_value: Optional[str] = None
    comment: Optional[str] = None
    created_at: datetime
    user: Optional['User'] = None
    
    class Config:
        from_attributes = True


# Inspection Schemas
class InspectionBase(BaseModel):
    or_number: Optional[str] = None
    work_order_number: Optional[str] = None
    vehicle_plate: str
    vehicle_brand: Optional[str] = None
    vehicle_model: Optional[str] = None
    vehicle_km: Optional[int] = None
    order_number: Optional[str] = None  # Nº de Pedido
    mechanic_employee_code: Optional[str] = None

class InspectionCreate(InspectionBase):
    checklist_id: int

class InspectionUpdate(BaseModel):
    vehicle_brand: Optional[str] = None
    vehicle_model: Optional[str] = None
    vehicle_km: Optional[int] = None
    signature_data: Optional[str] = None
    status: Optional[str] = None

class Inspection(InspectionBase):
    id: int
    checklist_id: int
    mechanic_id: int
    mechanic_employee_code: Optional[str] = None
    score: int
    max_score: int
    percentage: float
    flagged_items_count: int
    status: str
    started_at: datetime
    completed_at: Optional[datetime] = None
    
    class Config:
        from_attributes = True


# Answer Schemas
class AnswerBase(BaseModel):
    answer_value: Optional[str] = None  # Opcional para permitir guardar solo análisis IA
    status: str = "ok"
    comment: Optional[str] = None
    is_flagged: bool = False

class AnswerCreate(AnswerBase):
    inspection_id: int
    question_id: int
    ai_analysis: Optional[list] = None  # Lista de análisis de IA (soporta múltiples imágenes)
    chat_history: Optional[list] = None  # Historial de chat con AI Assistant

class AnswerUpdate(AnswerBase):
    pass

class Answer(AnswerBase):
    id: int
    inspection_id: int
    question_id: int
    points_earned: int
    ai_analysis: Optional[list] = None  # Lista de análisis de IA
    chat_history: Optional[list] = None  # Historial de chat con AI Assistant
    created_at: datetime
    
    class Config:
        from_attributes = True


# MediaFile Schemas
class MediaFileBase(BaseModel):
    caption: Optional[str] = None
    order: int = 0

class MediaFileCreate(MediaFileBase):
    file_type: str = "image"

class MediaFile(MediaFileBase):
    id: int
    answer_id: int
    file_path: str
    file_type: str
    uploaded_at: datetime
    
    class Config:
        from_attributes = True


# Response Schemas
class ChecklistWithQuestions(Checklist):
    questions: List[Question] = []

class AnswerWithMedia(Answer):
    media_files: List[MediaFile] = []
    question: Question

class InspectionDetail(Inspection):
    checklist: ChecklistWithQuestions
    mechanic: User
    answers: List[AnswerWithMedia] = []


# AI Configuration Schemas
class AIConfigurationBase(BaseModel):
    provider: str  # openai, gemini, anthropic
    api_key: str
    model_name: Optional[str] = None
    logo_url: Optional[str] = None

class AIConfigurationCreate(AIConfigurationBase):
    pass

class AIConfigurationUpdate(BaseModel):
    provider: Optional[str] = None
    api_key: Optional[str] = None
    model_name: Optional[str] = None
    logo_url: Optional[str] = None
    is_active: Optional[bool] = None

class AIConfiguration(AIConfigurationBase):
    id: int
    is_active: bool
    created_at: datetime
    
    class Config:
        from_attributes = True

class AIModelInfo(BaseModel):
    id: str
    name: str
    provider: str
    description: Optional[str] = None

# Reports Schemas
class InspectionStats(BaseModel):
    total_inspections: int
    completed_inspections: int
    pending_inspections: int
    completion_rate: float
    avg_score: float
    total_flagged_items: int

class MechanicRanking(BaseModel):
    mechanic_id: int
    mechanic_name: str
    total_inspections: int
    avg_score: float
    completion_rate: float

class ChecklistStats(BaseModel):
    checklist_id: int
    checklist_name: str
    total_inspections: int
    avg_score: float

class DashboardData(BaseModel):
    stats: InspectionStats
    mechanic_ranking: List[MechanicRanking]
    checklist_stats: List[ChecklistStats]
    inspections_by_date: dict
    pass_fail_ratio: dict

class InspectionListItem(BaseModel):
    id: int
    vehicle_plate: str
    checklist_name: str
    mechanic_name: str
    status: str
    score: Optional[int]
    max_score: Optional[int]
    flagged_items: int
    started_at: Optional[datetime]
    completed_at: Optional[datetime]


# Audit Log Schemas
class AuditLogBase(BaseModel):
    action: str
    entity_type: str
    field_name: Optional[str] = None
    old_value: Optional[str] = None
    new_value: Optional[str] = None
    comment: Optional[str] = None

class AuditLog(AuditLogBase):
    id: int
    inspection_id: int
    answer_id: Optional[int] = None
    user_id: int
    user_name: Optional[str] = None
    created_at: datetime
    
    class Config:
        from_attributes = True

class AnswerEdit(BaseModel):
    answer_value: Optional[str] = None
    status: Optional[str] = None
    comment: Optional[str] = None
    is_flagged: Optional[bool] = None
    edit_comment: Optional[str] = None  # Comentario del admin sobre por qué editó