// Payment Flow Example
// This example demonstrates the complete payment flow for company registration,
// including company creation with pending payment status, payment processing,
// and status transitions.

use heromodels::models::biz::{BusinessType, Company, CompanyStatus, Payment};

fn main() {
    println!("=== Payment Flow Example ===");
    println!("Demonstrating company registration with payment integration\n");

    // Step 1: Create a company with pending payment status
    println!("Step 1: Creating company with pending payment status");
    let company = Company::new(
        "TechStart Inc.".to_string(),
        "REG-TS-2024-001".to_string(),
        chrono::Utc::now().timestamp(),
    )
    .email("contact@techstart.com".to_string())
    .phone("+1-555-0123".to_string())
    .website("https://techstart.com".to_string())
    .address("123 Startup Ave, Innovation City, IC 12345".to_string())
    .business_type(BusinessType::Starter)
    .industry("Technology".to_string())
    .description("A promising tech startup focused on AI solutions".to_string())
    // Note: status defaults to PendingPayment, so we don't need to set it explicitly
    .fiscal_year_end("12-31".to_string());

    println!("  Company: {}", company.name);
    println!("  Status: {:?}", company.status);
    println!("  Registration: {}", company.registration_number);
    println!("  Company created successfully!\n");

    // Step 2: Create a payment record for the company
    println!("Step 2: Creating payment record");
    let payment_intent_id = format!("pi_test_{}", chrono::Utc::now().timestamp());
    let payment = Payment::new(
        payment_intent_id.clone(),
        1, // Mock company ID for this example
        "yearly".to_string(),
        500.0,  // Setup fee
        99.0,   // Monthly fee
        1688.0, // Total amount (setup + 12 months)
    );

    println!("  Payment Intent ID: {}", payment.payment_intent_id);
    println!("  Company ID: {}", payment.company_id);
    println!("  Payment Plan: {}", payment.payment_plan);
    println!("  Setup Fee: ${:.2}", payment.setup_fee);
    println!("  Monthly Fee: ${:.2}", payment.monthly_fee);
    println!("  Total Amount: ${:.2}", payment.total_amount);
    println!("  Status: {:?}", payment.status);
    println!("  Payment record created successfully!\n");

    // Step 3: Simulate payment processing
    println!("Step 3: Processing payment...");

    // Simulate some processing time
    std::thread::sleep(std::time::Duration::from_millis(100));

    // Complete the payment with Stripe customer ID
    let stripe_customer_id = Some(format!("cus_test_{}", chrono::Utc::now().timestamp()));
    let completed_payment = payment.complete_payment(stripe_customer_id.clone());

    println!("  Payment completed successfully!");
    println!("  New Status: {:?}", completed_payment.status);
    println!(
        "  Stripe Customer ID: {:?}",
        completed_payment.stripe_customer_id
    );

    // Step 4: Update company status to Active
    println!("\nStep 4: Updating company status to Active");
    let active_company = company.status(CompanyStatus::Active);

    println!("  Company: {}", active_company.name);
    println!("  New Status: {:?}", active_company.status);
    println!("  Company status updated successfully!\n");

    // Step 5: Demonstrate payment status checks
    println!("Step 5: Payment status verification");
    println!(
        "  Is payment completed? {}",
        completed_payment.is_completed()
    );
    println!("  Is payment pending? {}", completed_payment.is_pending());
    println!("  Has payment failed? {}", completed_payment.has_failed());
    println!("  Is payment refunded? {}", completed_payment.is_refunded());

    // Step 6: Demonstrate failed payment scenario
    println!("\nStep 6: Demonstrating failed payment scenario");

    // Create another company
    let failed_company = Company::new(
        "FailCorp Ltd.".to_string(),
        "REG-FC-2024-002".to_string(),
        chrono::Utc::now().timestamp(),
    )
    .email("contact@failcorp.com".to_string())
    .business_type(BusinessType::Single)
    .industry("Consulting".to_string());

    // Create payment for failed scenario
    let failed_payment_intent = format!("pi_fail_{}", chrono::Utc::now().timestamp());
    let failed_payment = Payment::new(
        failed_payment_intent,
        2, // Mock company ID
        "monthly".to_string(),
        250.0,
        49.0,
        299.0,
    );

    // Simulate payment failure
    let failed_payment = failed_payment.fail_payment();

    println!("  Failed Company: {}", failed_company.name);
    println!(
        "  Company Status: {:?} (remains pending)",
        failed_company.status
    );
    println!("  Payment Status: {:?}", failed_payment.status);
    println!("  Payment failed: {}", failed_payment.has_failed());

    println!("\n=== Payment Flow Example Complete ===");
    println!("Summary:");
    println!("- Created companies with PendingPayment status by default");
    println!("- Processed successful payment and updated company to Active");
    println!("- Demonstrated failed payment scenario");
    println!("- All operations completed successfully without database persistence");
    println!("- For database examples, see the Rhai examples or unit tests");
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_payment_flow() {
        // Test the basic payment flow without database persistence
        let company = Company::new(
            "Test Company".to_string(),
            "TEST-001".to_string(),
            chrono::Utc::now().timestamp(),
        );

        // Verify default status is PendingPayment
        assert_eq!(company.status, CompanyStatus::PendingPayment);

        // Create payment
        let payment = Payment::new(
            "pi_test_123".to_string(),
            1, // Mock company ID
            "monthly".to_string(),
            100.0,
            50.0,
            150.0,
        );

        // Verify default payment status is Pending
        assert_eq!(payment.status, PaymentStatus::Pending);
        assert!(payment.is_pending());
        assert!(!payment.is_completed());

        // Complete payment
        let completed_payment = payment.complete_payment(Some("cus_test_123".to_string()));
        assert_eq!(completed_payment.status, PaymentStatus::Completed);
        assert!(completed_payment.is_completed());
        assert!(!completed_payment.is_pending());

        // Update company status
        let active_company = company.status(CompanyStatus::Active);
        assert_eq!(active_company.status, CompanyStatus::Active);
    }

    #[test]
    fn test_payment_failure() {
        let payment = Payment::new(
            "pi_fail_123".to_string(),
            1,
            "yearly".to_string(),
            500.0,
            99.0,
            1688.0,
        );

        let failed_payment = payment.fail_payment();
        assert_eq!(failed_payment.status, PaymentStatus::Failed);
        assert!(failed_payment.has_failed());
        assert!(!failed_payment.is_completed());
    }

    #[test]
    fn test_payment_refund() {
        let payment = Payment::new(
            "pi_refund_123".to_string(),
            1,
            "monthly".to_string(),
            250.0,
            49.0,
            299.0,
        );

        // First complete the payment
        let completed_payment = payment.complete_payment(Some("cus_123".to_string()));
        assert!(completed_payment.is_completed());

        // Then refund it
        let refunded_payment = completed_payment.refund_payment();
        assert_eq!(refunded_payment.status, PaymentStatus::Refunded);
        assert!(refunded_payment.is_refunded());
        assert!(!refunded_payment.is_completed());
    }
}