-- Consolidated migrations for Telegram Tinder Bot

-- Create extension for UUID if not exists
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
CREATE EXTENSION IF NOT EXISTS "pgcrypto";

----------------------------------------------
-- Core Tables
----------------------------------------------

-- Users table
CREATE TABLE IF NOT EXISTS users (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    telegram_id BIGINT UNIQUE NOT NULL,
    username VARCHAR(255),
    first_name VARCHAR(255),
    last_name VARCHAR(255),
    language_code VARCHAR(10) DEFAULT 'ru',
    is_active BOOLEAN DEFAULT TRUE,
    created_at TIMESTAMP DEFAULT NOW(),
    last_active_at TIMESTAMP DEFAULT NOW(),
    premium BOOLEAN DEFAULT FALSE,
    state VARCHAR(255),
    state_data JSONB DEFAULT '{}'::jsonb
);

-- Profiles table
CREATE TABLE IF NOT EXISTS profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID REFERENCES users(id) ON DELETE CASCADE,
    name VARCHAR(255) NOT NULL,
    age INTEGER NOT NULL CHECK (age >= 18 AND age <= 100),
    gender VARCHAR(10) NOT NULL CHECK (gender IN ('male', 'female', 'other')),
    interested_in VARCHAR(10) NOT NULL CHECK (interested_in IN ('male', 'female', 'both')),
    bio TEXT,
    photos JSONB DEFAULT '[]',
    interests JSONB DEFAULT '[]',
    city VARCHAR(255),
    education VARCHAR(255),
    job VARCHAR(255),
    height INTEGER,
    location_lat DECIMAL(10, 8),
    location_lon DECIMAL(11, 8),
    search_min_age INTEGER DEFAULT 18,
    search_max_age INTEGER DEFAULT 50,
    search_max_distance INTEGER DEFAULT 50,
    is_verified BOOLEAN DEFAULT FALSE,
    is_visible BOOLEAN DEFAULT TRUE,
    created_at TIMESTAMP DEFAULT NOW(),
    updated_at TIMESTAMP DEFAULT NOW(),
    religion VARCHAR(255),
    dating_goal VARCHAR(50),
    smoking VARCHAR(20),
    drinking VARCHAR(20),
    has_kids BOOLEAN DEFAULT FALSE
);

-- Swipes table
CREATE TABLE IF NOT EXISTS swipes (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID REFERENCES users(id) ON DELETE CASCADE,
    target_user_id UUID REFERENCES users(id) ON DELETE CASCADE,
    type VARCHAR(20) NOT NULL CHECK (type IN ('like', 'pass', 'superlike')),
    created_at TIMESTAMP DEFAULT NOW(),
    is_match BOOLEAN DEFAULT FALSE,
    UNIQUE(user_id, target_user_id)
);

-- Matches table
CREATE TABLE IF NOT EXISTS matches (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id_1 UUID REFERENCES users(id) ON DELETE CASCADE,
    user_id_2 UUID REFERENCES users(id) ON DELETE CASCADE,
    created_at TIMESTAMP DEFAULT NOW(),
    last_message_at TIMESTAMP,
    is_active BOOLEAN DEFAULT TRUE,
    is_super_match BOOLEAN DEFAULT FALSE,
    unread_count_1 INTEGER DEFAULT 0,
    unread_count_2 INTEGER DEFAULT 0,
    UNIQUE(user_id_1, user_id_2)
);

-- Messages table
CREATE TABLE IF NOT EXISTS messages (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    match_id UUID REFERENCES matches(id) ON DELETE CASCADE,
    sender_id UUID REFERENCES users(id) ON DELETE CASCADE,
    receiver_id UUID REFERENCES users(id) ON DELETE CASCADE,
    content TEXT NOT NULL,
    message_type VARCHAR(20) DEFAULT 'text' CHECK (message_type IN ('text', 'photo', 'gif', 'sticker')),
    created_at TIMESTAMP DEFAULT NOW(),
    is_read BOOLEAN DEFAULT FALSE
);

----------------------------------------------
-- Profile Views Table
----------------------------------------------

-- Table for tracking profile views
CREATE TABLE IF NOT EXISTS profile_views (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    viewer_id UUID REFERENCES users(id) ON DELETE CASCADE,
    viewed_id UUID REFERENCES users(id) ON DELETE CASCADE,
    view_type VARCHAR(20) DEFAULT 'browse' CHECK (view_type IN ('browse', 'search', 'recommended')),
    viewed_at TIMESTAMP DEFAULT NOW(),
    CONSTRAINT unique_profile_view UNIQUE (viewer_id, viewed_id, view_type)
);

-- Index for profile views
CREATE INDEX IF NOT EXISTS idx_profile_views_viewer ON profile_views(viewer_id);
CREATE INDEX IF NOT EXISTS idx_profile_views_viewed ON profile_views(viewed_id);

----------------------------------------------
-- Notification Tables
----------------------------------------------

-- Notifications table
CREATE TABLE IF NOT EXISTS notifications (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    type VARCHAR(50) NOT NULL,
    content JSONB NOT NULL DEFAULT '{}',
    is_read BOOLEAN DEFAULT FALSE,
    processed BOOLEAN DEFAULT FALSE,
    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
);

-- Notification settings table
CREATE TABLE IF NOT EXISTS notification_settings (
    user_id UUID PRIMARY KEY REFERENCES users(id) ON DELETE CASCADE,
    new_matches BOOLEAN DEFAULT TRUE,
    new_messages BOOLEAN DEFAULT TRUE,
    new_likes BOOLEAN DEFAULT TRUE,
    reminders BOOLEAN DEFAULT TRUE,
    daily_summary BOOLEAN DEFAULT FALSE,
    time_preference VARCHAR(20) DEFAULT 'evening',
    do_not_disturb BOOLEAN DEFAULT FALSE,
    do_not_disturb_start TIME,
    do_not_disturb_end TIME,
    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
);

-- Scheduled notifications table
CREATE TABLE IF NOT EXISTS scheduled_notifications (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    type VARCHAR(50) NOT NULL,
    content JSONB NOT NULL DEFAULT '{}',
    scheduled_at TIMESTAMP WITH TIME ZONE NOT NULL,
    processed BOOLEAN DEFAULT FALSE,
    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
);

----------------------------------------------
-- Indexes for better performance
----------------------------------------------

-- User Indexes
CREATE INDEX IF NOT EXISTS idx_users_telegram_id ON users(telegram_id);

-- Profile Indexes
CREATE INDEX IF NOT EXISTS idx_profiles_user_id ON profiles(user_id);
CREATE INDEX IF NOT EXISTS idx_profiles_location ON profiles(location_lat, location_lon) 
    WHERE location_lat IS NOT NULL AND location_lon IS NOT NULL;
CREATE INDEX IF NOT EXISTS idx_profiles_age_gender ON profiles(age, gender, interested_in);

-- Swipe Indexes
CREATE INDEX IF NOT EXISTS idx_swipes_user ON swipes(user_id, target_user_id);

-- Match Indexes
CREATE INDEX IF NOT EXISTS idx_matches_users ON matches(user_id_1, user_id_2);

-- Message Indexes
CREATE INDEX IF NOT EXISTS idx_messages_match ON messages(match_id, created_at);

-- Notification Indexes
CREATE INDEX IF NOT EXISTS idx_notifications_user_id ON notifications(user_id);
CREATE INDEX IF NOT EXISTS idx_notifications_type ON notifications(type);
CREATE INDEX IF NOT EXISTS idx_notifications_created_at ON notifications(created_at);
CREATE INDEX IF NOT EXISTS idx_scheduled_notifications_user_id ON scheduled_notifications(user_id);
CREATE INDEX IF NOT EXISTS idx_scheduled_notifications_scheduled_at ON scheduled_notifications(scheduled_at);
CREATE INDEX IF NOT EXISTS idx_scheduled_notifications_processed ON scheduled_notifications(processed);