from datetime import datetime

from sqlalchemy import Boolean, Column, DateTime, ForeignKey, Integer, JSON, String, Text

from .database import Base


# === Phase 1: Core ===

class User(Base):
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    username = Column(String(50), unique=True, nullable=False)
    hashed_password = Column(String(255), nullable=False)
    created_at = Column(DateTime, default=datetime.utcnow)


class Character(Base):
    __tablename__ = "characters"

    id = Column(Integer, primary_key=True, index=True)
    name = Column(String(100), nullable=False)
    niche = Column(String(200), nullable=False)
    topics = Column(JSON, default=list)
    tone = Column(Text)
    visual_style = Column(JSON, default=dict)
    social_accounts = Column(JSON, default=dict)
    affiliate_links = Column(JSON, default=list)
    avatar_url = Column(String(500))
    is_active = Column(Boolean, default=True)
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)


# === Phase 2: Content Generation ===

class Post(Base):
    __tablename__ = "posts"

    id = Column(Integer, primary_key=True, index=True)
    character_id = Column(Integer, ForeignKey("characters.id"), nullable=False)
    content_type = Column(String(20), default="text")  # text, image, video, carousel
    text_content = Column(Text)
    hashtags = Column(JSON, default=list)
    image_url = Column(String(500))
    video_url = Column(String(500))
    media_urls = Column(JSON, default=list)
    affiliate_links_used = Column(JSON, default=list)
    llm_provider = Column(String(50))
    llm_model = Column(String(100))
    platform_hint = Column(String(20))  # which platform this was generated for
    status = Column(String(20), default="draft")  # draft, approved, scheduled, published, failed
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)


# === Phase 4: Affiliate Links ===

class AffiliateLink(Base):
    __tablename__ = "affiliate_links"

    id = Column(Integer, primary_key=True, index=True)
    character_id = Column(Integer, ForeignKey("characters.id"), nullable=True)  # null = global
    network = Column(String(100), nullable=False)  # amazon, clickbank, etc.
    name = Column(String(200), nullable=False)
    url = Column(String(1000), nullable=False)
    tag = Column(String(100))
    topics = Column(JSON, default=list)  # relevant topics for auto-insertion
    is_active = Column(Boolean, default=True)
    click_count = Column(Integer, default=0)
    created_at = Column(DateTime, default=datetime.utcnow)


# === Phase 5: Scheduling ===

class EditorialPlan(Base):
    __tablename__ = "editorial_plans"

    id = Column(Integer, primary_key=True, index=True)
    character_id = Column(Integer, ForeignKey("characters.id"), nullable=False)
    name = Column(String(200), nullable=False)
    frequency = Column(String(20), default="daily")  # daily, twice_daily, weekly, custom
    posts_per_day = Column(Integer, default=1)
    platforms = Column(JSON, default=list)  # ["facebook", "instagram", "youtube"]
    content_types = Column(JSON, default=list)  # ["text", "image", "video"]
    posting_times = Column(JSON, default=list)  # ["09:00", "18:00"]
    start_date = Column(DateTime)
    end_date = Column(DateTime, nullable=True)
    is_active = Column(Boolean, default=False)
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)


class ScheduledPost(Base):
    __tablename__ = "scheduled_posts"

    id = Column(Integer, primary_key=True, index=True)
    plan_id = Column(Integer, ForeignKey("editorial_plans.id"), nullable=True)
    post_id = Column(Integer, ForeignKey("posts.id"), nullable=False)
    platform = Column(String(20), nullable=False)
    scheduled_at = Column(DateTime, nullable=False)
    published_at = Column(DateTime, nullable=True)
    status = Column(String(20), default="pending")  # pending, publishing, published, failed
    error_message = Column(Text, nullable=True)
    external_post_id = Column(String(200), nullable=True)
    created_at = Column(DateTime, default=datetime.utcnow)


# === Phase 6-10: Social Accounts ===

class SocialAccount(Base):
    __tablename__ = "social_accounts"

    id = Column(Integer, primary_key=True, index=True)
    character_id = Column(Integer, ForeignKey("characters.id"), nullable=False)
    platform = Column(String(20), nullable=False)  # facebook, instagram, youtube, tiktok
    account_name = Column(String(200))
    account_id = Column(String(200))
    access_token = Column(Text)
    refresh_token = Column(Text, nullable=True)
    token_expires_at = Column(DateTime, nullable=True)
    page_id = Column(String(200), nullable=True)  # Facebook page ID
    extra_data = Column(JSON, default=dict)  # platform-specific data
    is_active = Column(Boolean, default=True)
    created_at = Column(DateTime, default=datetime.utcnow)


# === Phase 11: Comment Management ===

class Comment(Base):
    __tablename__ = "comments"

    id = Column(Integer, primary_key=True, index=True)
    scheduled_post_id = Column(Integer, ForeignKey("scheduled_posts.id"), nullable=True)
    platform = Column(String(20), nullable=False)
    external_comment_id = Column(String(200))
    author_name = Column(String(200))
    author_id = Column(String(200))
    content = Column(Text)
    ai_suggested_reply = Column(Text, nullable=True)
    approved_reply = Column(Text, nullable=True)
    reply_status = Column(String(20), default="pending")  # pending, approved, replied, ignored
    replied_at = Column(DateTime, nullable=True)
    created_at = Column(DateTime, default=datetime.utcnow)


# === System Settings ===

class SystemSetting(Base):
    __tablename__ = "system_settings"

    id = Column(Integer, primary_key=True, index=True)
    key = Column(String(100), unique=True, nullable=False)
    value = Column(JSON)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)