from pydantic import BaseModel
from datetime import datetime
from typing import Optional, List
from app.models.prayer import PrayerPrivacyLevel, PrayerStatus, PrayerCategory


class PrayerRequestBase(BaseModel):
    title: str
    description: str
    category: PrayerCategory = PrayerCategory.OTHER
    privacy_level: PrayerPrivacyLevel = PrayerPrivacyLevel.PUBLIC
    ministry_id: Optional[int] = None
    is_anonymous: bool = False


class PrayerRequestCreate(PrayerRequestBase):
    pass


class PrayerRequestUpdate(BaseModel):
    title: Optional[str] = None
    description: Optional[str] = None
    category: Optional[PrayerCategory] = None
    privacy_level: Optional[PrayerPrivacyLevel] = None
    status: Optional[PrayerStatus] = None
    answer_description: Optional[str] = None


class PrayerRequestResponse(PrayerRequestBase):
    id: int
    requester_id: int
    status: PrayerStatus
    answer_description: Optional[str] = None
    answered_at: Optional[datetime] = None
    created_at: datetime
    updated_at: datetime
    requester_name: Optional[str] = None
    ministry_name: Optional[str] = None
    prayer_count: int = 0
    has_prayed: bool = False

    class Config:
        from_attributes = True


class PrayerBase(BaseModel):
    message: Optional[str] = None


class PrayerCreate(PrayerBase):
    pass


class PrayerResponse(PrayerBase):
    id: int
    prayer_request_id: int
    prayer_warrior_id: int
    prayed_at: datetime
    prayer_warrior_name: Optional[str] = None

    class Config:
        from_attributes = True


class PrayerGroupBase(BaseModel):
    name: str
    description: Optional[str] = None


class PrayerGroupCreate(PrayerGroupBase):
    member_ids: List[int] = []


class PrayerGroupResponse(PrayerGroupBase):
    id: int
    leader_id: int
    is_active: bool
    created_at: datetime
    leader_name: Optional[str] = None
    member_count: int = 0
    is_member: bool = False

    class Config:
        from_attributes = True


class PrayerGroupMemberResponse(BaseModel):
    id: int
    prayer_group_id: int
    user_id: int
    joined_at: datetime
    user_name: Optional[str] = None

    class Config:
        from_attributes = True


class PrayerStats(BaseModel):
    total_requests: int
    active_requests: int
    answered_requests: int
    prayers_offered: int
    requests_created: int