//go:build aws

package main

import (
	"os"
	"testing"
)

const minimalCSVPath = "./temp-minimal-operations.csv"

// Test that the actual CLI operations work with minimal CSV files
func TestMinimalCSVOperations(t *testing.T) {
	// Skip test if required environment variables are not set
	if !checkRequiredEnvVars(t) {
		return
	}

	// First create some test users that we can later disable/delete
	t.Run("CreateUserForMinimalTesting", func(t *testing.T) {
		// Create a test user with full data
		csvContent := "email,first_name,last_name\n"
		csvContent += "minimal-test@gmail.com,Minimal,Test\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		// Save original os.Args
		originalArgs := os.Args

		// Set up args for user creation
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
		}

		// Restore os.Args after test
		defer func() {
			os.Args = originalArgs
		}()

		// Reset flags for testing
		resetFlags()

		// Run the application to create the user
		err = run()
		if err != nil {
			t.Fatalf("Failed to create test user for minimal CSV testing: %v", err)
		}

		t.Logf("Successfully created test user for minimal CSV operations")
	})

	// Test disable operation with minimal CSV (only email)
	t.Run("DisableUserWithMinimalCSV", func(t *testing.T) {
		// Create minimal CSV with only email
		csvContent := "email\n"
		csvContent += "minimal-test@gmail.com\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create minimal CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		// Save original os.Args
		originalArgs := os.Args

		// Set up args for user disabling
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
			"--disable-users",
		}

		// Restore os.Args after test
		defer func() {
			os.Args = originalArgs
		}()

		// Reset flags for testing
		resetFlags()

		// Run the application in disable mode
		err = run()
		if err != nil {
			t.Fatalf("Failed to disable user with minimal CSV: %v", err)
		}

		t.Logf("Successfully disabled user with minimal CSV (email only)")
	})

	// Test enable operation with minimal CSV (only email)
	t.Run("EnableUserWithMinimalCSV", func(t *testing.T) {
		// Create minimal CSV with only email
		csvContent := "email\n"
		csvContent += "minimal-test@gmail.com\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create minimal CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		// Save original os.Args
		originalArgs := os.Args

		// Set up args for user enabling
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
			"--enable-users",
		}

		// Restore os.Args after test
		defer func() {
			os.Args = originalArgs
		}()

		// Reset flags for testing
		resetFlags()

		// Run the application in enable mode
		err = run()
		if err != nil {
			t.Fatalf("Failed to enable user with minimal CSV: %v", err)
		}

		t.Logf("Successfully enabled user with minimal CSV (email only)")
	})

	// Test delete operation with minimal CSV (only email)
	t.Run("DeleteUserWithMinimalCSV", func(t *testing.T) {
		// Create minimal CSV with only email
		csvContent := "email\n"
		csvContent += "minimal-test@gmail.com\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create minimal CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		// Save original os.Args
		originalArgs := os.Args

		// Set up args for user deletion
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
			"--delete-users",
		}

		// Restore os.Args after test
		defer func() {
			os.Args = originalArgs
		}()

		// Reset flags for testing
		resetFlags()

		// Run the application in delete mode
		err = run()
		if err != nil {
			t.Fatalf("Failed to delete user with minimal CSV: %v", err)
		}

		t.Logf("Successfully deleted user with minimal CSV (email only)")
	})
}

// Test that create operations fail with empty names
func TestCreateOperationValidation(t *testing.T) {
	// Skip test if required environment variables are not set
	if !checkRequiredEnvVars(t) {
		return
	}

	t.Run("CreateFailsWithEmptyFirstName", func(t *testing.T) {
		// Create CSV with empty first name
		csvContent := "email,first_name,last_name\n"
		csvContent += "validation-test@gmail.com,,Test\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		// Save original os.Args
		originalArgs := os.Args

		// Set up args for user creation (default mode)
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
		}

		// Restore os.Args after test
		defer func() {
			os.Args = originalArgs
		}()

		// Reset flags for testing
		resetFlags()

		// Run the application - should fail
		err = run()
		if err == nil {
			t.Fatal("Expected error for empty first_name in create mode, but got none")
		}

		t.Logf("Create operation correctly failed with empty first_name: %v", err)
	})

	t.Run("CreateFailsWithEmptyLastName", func(t *testing.T) {
		// Create CSV with empty last name
		csvContent := "email,first_name,last_name\n"
		csvContent += "validation-test@gmail.com,Test,\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		// Save original os.Args
		originalArgs := os.Args

		// Set up args for user creation (default mode)
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
		}

		// Restore os.Args after test
		defer func() {
			os.Args = originalArgs
		}()

		// Reset flags for testing
		resetFlags()

		// Run the application - should fail
		err = run()
		if err == nil {
			t.Fatal("Expected error for empty last_name in create mode, but got none")
		}

		t.Logf("Create operation correctly failed with empty last_name: %v", err)
	})
}

// Test with CSV files that have empty name fields but valid for delete/disable
func TestEmptyNamesForNonCreateOperations(t *testing.T) {
	// Skip test if required environment variables are not set
	if !checkRequiredEnvVars(t) {
		return
	}

	// First create a test user
	t.Run("CreateUserForEmptyNameTesting", func(t *testing.T) {
		csvContent := "email,first_name,last_name\n"
		csvContent += "empty-names-test@gmail.com,EmptyNames,Test\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		originalArgs := os.Args
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
		}
		defer func() { os.Args = originalArgs }()

		resetFlags()
		err = run()
		if err != nil {
			t.Fatalf("Failed to create test user: %v", err)
		}

		t.Logf("Successfully created test user for empty names testing")
	})

	t.Run("DisableWithEmptyNames", func(t *testing.T) {
		// CSV with empty names
		csvContent := "email,first_name,last_name\n"
		csvContent += "empty-names-test@gmail.com,,\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		originalArgs := os.Args
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
			"--disable-users",
		}
		defer func() { os.Args = originalArgs }()

		resetFlags()
		err = run()
		if err != nil {
			t.Fatalf("Failed to disable user with empty names: %v", err)
		}

		t.Logf("Successfully disabled user with empty names")
	})

	t.Run("EnableWithEmptyNames", func(t *testing.T) {
		// CSV with empty names
		csvContent := "email,first_name,last_name\n"
		csvContent += "empty-names-test@gmail.com,,\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		originalArgs := os.Args
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
			"--enable-users",
		}
		defer func() { os.Args = originalArgs }()

		resetFlags()
		err = run()
		if err != nil {
			t.Fatalf("Failed to enable user with empty names: %v", err)
		}

		t.Logf("Successfully enabled user with empty names")
	})

	t.Run("DeleteWithEmptyNames", func(t *testing.T) {
		// CSV with empty names
		csvContent := "email,first_name,last_name\n"
		csvContent += "empty-names-test@gmail.com,,\n"

		err := os.WriteFile(minimalCSVPath, []byte(csvContent), 0600)
		if err != nil {
			t.Fatalf("Failed to create test CSV: %v", err)
		}
		defer os.Remove(minimalCSVPath)

		originalArgs := os.Args
		os.Args = []string{
			"cognito-permit-sync",
			"-project", testProjectID,
			"-env", testEnvID,
			"-csv", minimalCSVPath,
			"--delete-users",
		}
		defer func() { os.Args = originalArgs }()

		resetFlags()
		err = run()
		if err != nil {
			t.Fatalf("Failed to delete user with empty names: %v", err)
		}

		t.Logf("Successfully deleted user with empty names")
	})
}