-- Better Auth Core Tables Migration
-- Creates user, session, account, and verification tables for Better Auth

-- User table
CREATE TABLE IF NOT EXISTS "user" (
    id TEXT PRIMARY KEY,
    name TEXT NOT NULL,
    email TEXT NOT NULL UNIQUE,
    email_verified BOOLEAN NOT NULL DEFAULT FALSE,
    image TEXT,
    role TEXT DEFAULT 'user',
    banned BOOLEAN DEFAULT FALSE,
    banned_reason TEXT,
    ban_expires TIMESTAMP,
    requires_setup BOOLEAN DEFAULT FALSE,
    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMP NOT NULL DEFAULT NOW()
);

-- Session table
CREATE TABLE IF NOT EXISTS "session" (
    id TEXT PRIMARY KEY,
    user_id TEXT NOT NULL REFERENCES "user"(id) ON DELETE CASCADE,
    token TEXT NOT NULL UNIQUE,
    expires_at TIMESTAMP NOT NULL,
    ip_address TEXT,
    user_agent TEXT,
    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMP NOT NULL DEFAULT NOW()
);

-- Account table (for OAuth providers)
CREATE TABLE IF NOT EXISTS "account" (
    id TEXT PRIMARY KEY,
    user_id TEXT NOT NULL REFERENCES "user"(id) ON DELETE CASCADE,
    account_id TEXT NOT NULL,
    provider_id TEXT NOT NULL,
    access_token TEXT,
    refresh_token TEXT,
    access_token_expires_at TIMESTAMP,
    refresh_token_expires_at TIMESTAMP,
    scope TEXT,
    id_token TEXT,
    password TEXT,
    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMP NOT NULL DEFAULT NOW()
);

-- Verification table (for magic links, email verification, etc.)
CREATE TABLE IF NOT EXISTS "verification" (
    id TEXT PRIMARY KEY,
    identifier TEXT NOT NULL,
    value TEXT NOT NULL,
    expires_at TIMESTAMP NOT NULL,
    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMP NOT NULL DEFAULT NOW()
);

-- Two-factor authentication table
CREATE TABLE IF NOT EXISTS "two_factor" (
    id TEXT PRIMARY KEY,
    user_id TEXT NOT NULL REFERENCES "user"(id) ON DELETE CASCADE,
    secret TEXT NOT NULL,
    backup_codes TEXT NOT NULL,
    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMP NOT NULL DEFAULT NOW()
);

-- Indexes for performance
CREATE INDEX IF NOT EXISTS idx_session_user_id ON "session"(user_id);
CREATE INDEX IF NOT EXISTS idx_session_token ON "session"(token);
CREATE INDEX IF NOT EXISTS idx_account_user_id ON "account"(user_id);
CREATE INDEX IF NOT EXISTS idx_account_provider ON "account"(provider_id, account_id);
CREATE INDEX IF NOT EXISTS idx_verification_identifier ON "verification"(identifier);
CREATE INDEX IF NOT EXISTS idx_user_email ON "user"(email);
CREATE INDEX IF NOT EXISTS idx_two_factor_user_id ON "two_factor"(user_id);