-- Minimal setup migration - creates essential tables needed by complete migration
BEGIN;

-- Users table
CREATE TABLE IF NOT EXISTS users (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    email VARCHAR(255) UNIQUE NOT NULL,
    phone VARCHAR(50),
    password_hash TEXT,
    full_name VARCHAR(255),
    account_type VARCHAR(50) DEFAULT 'USER',
    email_verified BOOLEAN DEFAULT false,
    phone_verified BOOLEAN DEFAULT false,
    status VARCHAR(50) DEFAULT 'ACTIVE',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    last_login_at TIMESTAMPTZ,
    deleted_at TIMESTAMPTZ
);

-- Roles table
CREATE TABLE IF NOT EXISTS roles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    name VARCHAR(100) NOT NULL UNIQUE,
    code VARCHAR(50) NOT NULL UNIQUE,
    description TEXT,
    can_approve_requests BOOLEAN DEFAULT false,
    can_manage_system_settings BOOLEAN DEFAULT false,
    audience VARCHAR(50) DEFAULT 'USER',
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- User roles table
CREATE TABLE IF NOT EXISTS user_roles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    role_id UUID NOT NULL REFERENCES roles(id) ON DELETE CASCADE,
    status VARCHAR(50) NOT NULL DEFAULT 'ACTIVE',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Role permissions table
CREATE TABLE IF NOT EXISTS role_permissions (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    role_id UUID NOT NULL REFERENCES roles(id) ON DELETE CASCADE,
    permission VARCHAR(100) NOT NULL,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Departments table
CREATE TABLE IF NOT EXISTS departments (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    name VARCHAR(255) NOT NULL,
    code VARCHAR(50),
    description TEXT,
    department_head UUID REFERENCES users(id),
    department_email VARCHAR(255),
    visibility VARCHAR(50) DEFAULT 'VISIBLE',
    transfers_enabled BOOLEAN DEFAULT false,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Designations table
CREATE TABLE IF NOT EXISTS designations (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    title VARCHAR(255) NOT NULL,
    code VARCHAR(50),
    department_id UUID REFERENCES departments(id) ON DELETE SET NULL,
    description TEXT,
    level INTEGER DEFAULT 1,
    can_manage_team BOOLEAN DEFAULT false,
    can_approve BOOLEAN DEFAULT false,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Employees table
CREATE TABLE IF NOT EXISTS employees (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE UNIQUE,
    department_id UUID REFERENCES departments(id) ON DELETE SET NULL,
    designation_id UUID REFERENCES designations(id) ON DELETE SET NULL,
    status VARCHAR(50) DEFAULT 'ACTIVE',
    joining_date DATE,
    employment_status VARCHAR(50),
    manager_employee_id UUID REFERENCES employees(id),
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Refresh tokens table
CREATE TABLE IF NOT EXISTS refresh_tokens (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    token_hash VARCHAR(255) NOT NULL UNIQUE,
    expires_at TIMESTAMPTZ NOT NULL,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Notification preferences table
CREATE TABLE IF NOT EXISTS notification_preferences (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE UNIQUE,
    email_enabled BOOLEAN DEFAULT true,
    push_enabled BOOLEAN DEFAULT true,
    sms_enabled BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Profile extension tables (with user_role_profile_id for new schema)
CREATE TABLE IF NOT EXISTS photographer_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    equipment_list TEXT,
    years_of_experience INTEGER,
    hourly_rate INTEGER,
    specialties TEXT[] DEFAULT '{}',
    camera_brands TEXT[] DEFAULT '{}',
    studio_available BOOLEAN DEFAULT false,
    outdoor_shoots BOOLEAN DEFAULT true,
    travel_radius_km INTEGER DEFAULT 50,
    starting_price_inr INTEGER DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS tutor_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    subjects TEXT[] DEFAULT '{}',
    board_types TEXT[] DEFAULT '{}',
    qualification VARCHAR(255),
    teaches_online BOOLEAN DEFAULT true,
    teaches_offline BOOLEAN DEFAULT true,
    experience_years INTEGER DEFAULT 0,
    hourly_rate_inr INTEGER DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS makeup_artist_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    specialties TEXT[] DEFAULT '{}',
    experience_years INTEGER DEFAULT 0,
    hourly_rate INTEGER DEFAULT 0,
    willing_to_travel BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS developer_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    skills TEXT[] DEFAULT '{}',
    experience_years INTEGER DEFAULT 0,
    hourly_rate INTEGER DEFAULT 0,
    preferred_roles TEXT[] DEFAULT '{}',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS video_editor_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    software_expertise TEXT[] DEFAULT '{}',
    experience_years INTEGER DEFAULT 0,
    hourly_rate INTEGER DEFAULT 0,
    portfolio_url TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS graphic_designer_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    design_specialties TEXT[] DEFAULT '{}',
    experience_years INTEGER DEFAULT 0,
    hourly_rate INTEGER DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS social_media_manager_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    platforms_managed TEXT[] DEFAULT '{}',
    experience_years INTEGER DEFAULT 0,
    hourly_rate INTEGER DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS fitness_trainer_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    certifications TEXT[] DEFAULT '{}',
    specializations TEXT[] DEFAULT '{}',
    experience_years INTEGER DEFAULT 0,
    hourly_rate INTEGER DEFAULT 0,
    offers_online_sessions BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS catering_service_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    cuisine_types TEXT[] DEFAULT '{}',
    min_order_amount INTEGER DEFAULT 0,
    experience_years INTEGER DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS ugc_content_creator_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID,
    platforms TEXT[] DEFAULT '{}',
    follower_count INTEGER DEFAULT 0,
    niche TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Company profiles
CREATE TABLE IF NOT EXISTS company_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    company_name VARCHAR(255) NOT NULL,
    registration_number VARCHAR(100),
    industry VARCHAR(150),
    website_url VARCHAR(255),
    employee_count INTEGER,
    business_type VARCHAR(100),
    gst_number VARCHAR(50),
    contact_name VARCHAR(255),
    contact_email VARCHAR(255),
    contact_phone VARCHAR(50),
    address_line1 TEXT,
    city VARCHAR(100),
    state VARCHAR(100),
    country VARCHAR(100) DEFAULT 'India',
    postal_code VARCHAR(20),
    status VARCHAR(50) DEFAULT 'ACTIVE',
    free_job_slots INTEGER DEFAULT 3,
    purchased_job_slots INTEGER DEFAULT 0,
    free_contact_views INTEGER DEFAULT 10,
    purchased_contact_views INTEGER DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    UNIQUE(user_id)
);

-- Customer profiles
CREATE TABLE IF NOT EXISTS customer_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    full_name VARCHAR(255),
    phone VARCHAR(50),
    city VARCHAR(100),
    area VARCHAR(100),
    preferred_professions TEXT[] DEFAULT '{}',
    active_requirement_count INTEGER DEFAULT 0,
    status VARCHAR(50) DEFAULT 'ACTIVE',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    UNIQUE(user_id)
);

-- Job seeker profiles
CREATE TABLE IF NOT EXISTS job_seeker_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    full_name VARCHAR(255),
    location VARCHAR(255),
    summary TEXT,
    experience_years INTEGER DEFAULT 0,
    skills TEXT[] DEFAULT '{}',
    resume_url TEXT,
    active_application_count INTEGER DEFAULT 0,
    status VARCHAR(50) DEFAULT 'ACTIVE',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    UNIQUE(user_id)
);

-- Jobs table
CREATE TABLE IF NOT EXISTS jobs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    company_id UUID REFERENCES company_profiles(id) ON DELETE CASCADE,
    title VARCHAR(255) NOT NULL,
    description TEXT,
    requirements TEXT,
    location VARCHAR(255),
    job_type VARCHAR(50),
    experience_min INTEGER DEFAULT 0,
    experience_max INTEGER DEFAULT 0,
    salary_min INTEGER,
    salary_max INTEGER,
    status VARCHAR(50) DEFAULT 'ACTIVE',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Job applications table
CREATE TABLE IF NOT EXISTS job_applications (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    job_id UUID NOT NULL REFERENCES jobs(id) ON DELETE CASCADE,
    applicant_user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    cover_letter TEXT,
    resume_url TEXT,
    status VARCHAR(50) DEFAULT 'PENDING',
    applied_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Create user_role_profiles first (needed by leads table)
CREATE TABLE IF NOT EXISTS user_role_profiles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    role_key VARCHAR(50) NOT NULL,
    display_name TEXT,
    bio TEXT,
    location TEXT,
    avatar_url TEXT,
    phone TEXT,
    email TEXT,
    status VARCHAR(50) NOT NULL DEFAULT 'ACTIVE',
    verification_status VARCHAR(50) DEFAULT 'PENDING',
    approval_status VARCHAR(50) DEFAULT 'PENDING',
    rejection_reason TEXT,
    approved_at TIMESTAMPTZ,
    verified_at TIMESTAMPTZ,
    is_profile_public BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    UNIQUE(user_id, role_key)
);
CREATE INDEX IF NOT EXISTS idx_user_role_profiles_user_id ON user_role_profiles(user_id);
CREATE INDEX IF NOT EXISTS idx_user_role_profiles_role_key ON user_role_profiles(role_key);
CREATE INDEX IF NOT EXISTS idx_user_role_profiles_status ON user_role_profiles(status);

-- Leads table (renamed from requirements)
CREATE TABLE IF NOT EXISTS leads (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID REFERENCES user_role_profiles(id),
    customer_id UUID REFERENCES users(id),
    profession_key VARCHAR(50),
    title VARCHAR(255) NOT NULL,
    description TEXT,
    location VARCHAR(255),
    budget_min INTEGER,
    budget_max INTEGER,
    urgency VARCHAR(50) DEFAULT 'NORMAL',
    status VARCHAR(50) DEFAULT 'OPEN',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Other essential tables
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,
    title VARCHAR(255) NOT NULL,
    message TEXT NOT NULL,
    notification_type VARCHAR(50),
    reference_id UUID,
    is_read BOOLEAN DEFAULT false,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS reviews (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID NOT NULL REFERENCES user_role_profiles(id),
    reviewer_user_id UUID NOT NULL REFERENCES users(id),
    rating INTEGER NOT NULL CHECK (rating >= 1 AND rating <= 5),
    comment TEXT,
    status VARCHAR(50) DEFAULT 'VISIBLE',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS tracecoin_wallets (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE UNIQUE,
    balance BIGINT DEFAULT 0,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS tracecoin_ledger (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    wallet_id UUID NOT NULL REFERENCES tracecoin_wallets(id),
    transaction_type VARCHAR(50) NOT NULL,
    amount BIGINT NOT NULL,
    balance_after BIGINT NOT NULL,
    reference_type VARCHAR(50),
    reference_id UUID,
    description TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS services (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID REFERENCES user_role_profiles(id),
    service_name VARCHAR(255) NOT NULL,
    description TEXT,
    price INTEGER,
    price_type VARCHAR(50) DEFAULT 'FIXED',
    duration_minutes INTEGER,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS pricing_packages (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID REFERENCES user_role_profiles(id),
    name VARCHAR(255) NOT NULL,
    description TEXT,
    price INTEGER NOT NULL,
    duration_days INTEGER,
    features JSONB,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS coupons (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    code VARCHAR(50) NOT NULL UNIQUE,
    discount_type VARCHAR(20) NOT NULL,
    discount_value INTEGER NOT NULL,
    min_order_amount INTEGER DEFAULT 0,
    max_uses INTEGER,
    used_count INTEGER DEFAULT 0,
    valid_from TIMESTAMPTZ,
    valid_until TIMESTAMPTZ,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS coupon_redemptions (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    coupon_id UUID NOT NULL REFERENCES coupons(id),
    user_id UUID NOT NULL REFERENCES users(id),
    redeemed_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS discounts (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    package_id UUID NOT NULL REFERENCES pricing_packages(id),
    discount_type VARCHAR(20) NOT NULL,
    discount_value INTEGER NOT NULL,
    valid_from TIMESTAMPTZ,
    valid_until TIMESTAMPTZ,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS payments (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id),
    amount INTEGER NOT NULL,
    currency VARCHAR(10) DEFAULT 'INR',
    payment_method VARCHAR(50),
    payment_status VARCHAR(50) DEFAULT 'PENDING',
    reference_id VARCHAR(255),
    transaction_id VARCHAR(255),
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS invoices (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id),
    invoice_number VARCHAR(50) NOT NULL UNIQUE,
    amount INTEGER NOT NULL,
    status VARCHAR(50) DEFAULT 'DRAFT',
    issued_at TIMESTAMPTZ,
    due_at TIMESTAMPTZ,
    paid_at TIMESTAMPTZ,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS portfolio_items (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID REFERENCES user_role_profiles(id),
    title VARCHAR(255) NOT NULL,
    description TEXT,
    media_url TEXT,
    media_type VARCHAR(50),
    display_order INTEGER DEFAULT 0,
    is_featured BOOLEAN DEFAULT false,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS verification_requests (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID REFERENCES user_role_profiles(id),
    verification_type VARCHAR(50) NOT NULL DEFAULT 'IDENTITY',
    status VARCHAR(50) NOT NULL DEFAULT 'PENDING',
    submitted_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    reviewed_at TIMESTAMPTZ,
    reviewed_by_user_id UUID REFERENCES users(id),
    remarks TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS verification_documents (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    verification_request_id UUID NOT NULL REFERENCES verification_requests(id) ON DELETE CASCADE,
    document_type VARCHAR(100) NOT NULL,
    file_url TEXT NOT NULL,
    file_name TEXT,
    mime_type TEXT,
    status VARCHAR(50) DEFAULT 'PENDING',
    uploaded_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    reviewed_at TIMESTAMPTZ,
    reviewed_by_user_id UUID REFERENCES users(id),
    remarks TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS verification_logs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    verification_request_id UUID NOT NULL REFERENCES verification_requests(id),
    action VARCHAR(50) NOT NULL,
    old_status VARCHAR(50),
    new_status VARCHAR(50),
    acted_by_user_id UUID REFERENCES users(id),
    remarks TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS verifications (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_role_profile_id UUID NOT NULL REFERENCES user_role_profiles(id),
    verification_type VARCHAR(50) NOT NULL,
    document_url TEXT,
    status VARCHAR(50) DEFAULT 'PENDING',
    verified_at TIMESTAMPTZ,
    verified_by UUID REFERENCES users(id),
    rejection_reason TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS user_settings (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE UNIQUE,
    theme VARCHAR(20) DEFAULT 'LIGHT',
    language VARCHAR(10) DEFAULT 'en',
    timezone VARCHAR(50) DEFAULT 'Asia/Kolkata',
    email_notifications BOOLEAN DEFAULT true,
    push_notifications BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS account_deletion_requests (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    reason TEXT,
    scheduled_deletion_at TIMESTAMPTZ,
    status VARCHAR(50) DEFAULT 'PENDING',
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS activity_logs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID REFERENCES users(id),
    action VARCHAR(100) NOT NULL,
    entity_type VARCHAR(50),
    entity_id UUID,
    metadata JSONB,
    ip_address TEXT,
    user_agent TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS email_logs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID REFERENCES users(id),
    email_type VARCHAR(50) NOT NULL,
    recipient_email VARCHAR(255) NOT NULL,
    subject VARCHAR(255),
    status VARCHAR(50) DEFAULT 'SENT',
    error_message TEXT,
    sent_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- KB tables
CREATE TABLE IF NOT EXISTS kb_categories (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    name VARCHAR(255) NOT NULL,
    slug VARCHAR(255) NOT NULL UNIQUE,
    description TEXT,
    display_order INTEGER DEFAULT 0,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS kb_articles (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    category_id UUID REFERENCES kb_categories(id) ON DELETE SET NULL,
    title VARCHAR(255) NOT NULL,
    slug VARCHAR(255) NOT NULL UNIQUE,
    content TEXT,
    summary TEXT,
    tags TEXT[],
    views_count INTEGER DEFAULT 0,
    is_published BOOLEAN DEFAULT false,
    is_featured BOOLEAN DEFAULT false,
    published_at TIMESTAMPTZ,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Support tables
CREATE TABLE IF NOT EXISTS support_tickets (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id),
    subject VARCHAR(255) NOT NULL,
    description TEXT,
    priority VARCHAR(20) DEFAULT 'MEDIUM',
    status VARCHAR(50) DEFAULT 'OPEN',
    assigned_to UUID REFERENCES users(id),
    resolved_at TIMESTAMPTZ,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS support_ticket_messages (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    ticket_id UUID NOT NULL REFERENCES support_tickets(id) ON DELETE CASCADE,
    sender_id UUID NOT NULL REFERENCES users(id),
    message TEXT NOT NULL,
    is_internal BOOLEAN DEFAULT false,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Config tables
CREATE TABLE IF NOT EXISTS runtime_configs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    config_key VARCHAR(100) NOT NULL UNIQUE,
    config_value JSONB NOT NULL,
    description TEXT,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS onboarding_configs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    role_key VARCHAR(50) NOT NULL,
    steps JSONB NOT NULL,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS dashboard_configs (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    role_key VARCHAR(50) NOT NULL,
    audience VARCHAR(50) DEFAULT 'USER',
    widgets JSONB NOT NULL,
    is_active BOOLEAN DEFAULT true,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Create indexes
CREATE INDEX IF NOT EXISTS idx_user_roles_user_id ON user_roles(user_id);
CREATE INDEX IF NOT EXISTS idx_user_roles_role_id ON user_roles(role_id);
CREATE INDEX IF NOT EXISTS idx_user_roles_status ON user_roles(status);
CREATE INDEX IF NOT EXISTS idx_notifications_user_id ON notifications(user_id);
CREATE INDEX IF NOT EXISTS idx_notifications_is_read ON notifications(is_read);
CREATE INDEX IF NOT EXISTS idx_reviews_user_role_profile_id ON reviews(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_services_user_role_profile_id ON services(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_pricing_packages_user_role_profile_id ON pricing_packages(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_portfolio_items_user_role_profile_id ON portfolio_items(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_jobs_status ON jobs(status);
CREATE INDEX IF NOT EXISTS idx_jobs_company_id ON jobs(company_id);
CREATE INDEX IF NOT EXISTS idx_job_applications_job_id ON job_applications(job_id);
CREATE INDEX IF NOT EXISTS idx_job_applications_applicant ON job_applications(applicant_user_id);
CREATE INDEX IF NOT EXISTS idx_leads_status ON leads(status);
CREATE INDEX IF NOT EXISTS idx_leads_user_role_profile_id ON leads(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_tracecoin_ledger_wallet_id ON tracecoin_ledger(wallet_id);
CREATE INDEX IF NOT EXISTS idx_coupons_code ON coupons(code);
CREATE INDEX IF NOT EXISTS idx_support_tickets_user_id ON support_tickets(user_id);
CREATE INDEX IF NOT EXISTS idx_support_tickets_status ON support_tickets(status);
CREATE INDEX IF NOT EXISTS idx_activity_logs_user_id ON activity_logs(user_id);
CREATE INDEX IF NOT EXISTS idx_activity_logs_created_at ON activity_logs(created_at);
CREATE INDEX IF NOT EXISTS idx_email_logs_user_id ON email_logs(user_id);
CREATE INDEX IF NOT EXISTS idx_email_logs_sent_at ON email_logs(sent_at);
CREATE INDEX IF NOT EXISTS idx_kb_articles_category_id ON kb_articles(category_id);
CREATE INDEX IF NOT EXISTS idx_kb_articles_slug ON kb_articles(slug);
CREATE INDEX IF NOT EXISTS idx_verification_requests_user_role_profile_id ON verification_requests(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_verifications_user_role_profile_id ON verifications(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_user_settings_user_id ON user_settings(user_id);

-- Insert default roles
INSERT INTO roles (id, name, code, description, audience, is_active) VALUES
    ('00000000-0000-0000-0000-000000000001', 'Super Admin', 'SUPER_ADMIN', 'Full system access', 'ADMIN', true),
    ('00000000-0000-0000-0000-000000000002', 'Admin', 'ADMIN', 'Administrative access', 'ADMIN', true),
    ('00000000-0000-0000-0000-000000000003', 'User', 'USER', 'Regular user', 'USER', true),
    ('00000000-0000-0000-0000-000000000004', 'Company', 'COMPANY', 'Company account', 'BUSINESS', true),
    ('00000000-0000-0000-0000-000000000005', 'Customer', 'CUSTOMER', 'Customer account', 'USER', true)
ON CONFLICT (code) DO NOTHING;

COMMIT;