package unit

import (
	"context"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"

	"github.com/break/junhong_cmp_fiber/internal/model"
	"github.com/break/junhong_cmp_fiber/internal/store/postgres"
	"github.com/break/junhong_cmp_fiber/pkg/constants"
	"github.com/break/junhong_cmp_fiber/tests/testutils"
)

// TestAccountModel_Create 测试创建账号
func TestAccountModel_Create(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	t.Run("创建 root 账号", func(t *testing.T) {
		account := &model.Account{
			Username: "root_user",
			Phone:    "13800000001",
			Password: "hashed_password",
			UserType: constants.UserTypeSuperAdmin,
			Status:   constants.StatusEnabled,
		}

		err := store.Create(ctx, account)
		require.NoError(t, err)
		assert.NotZero(t, account.ID)
		assert.NotZero(t, account.CreatedAt)
		assert.NotZero(t, account.UpdatedAt)
	})

	// 注意：parent_id 字段已被移除，层级关系通过 shop_id 和 enterprise_id 维护

	t.Run("创建带 shop_id 的账号", func(t *testing.T) {
		shopID := uint(100)
		account := &model.Account{
			Username: "shop_user",
			Phone:    "13800000004",
			Password: "hashed_password",
			UserType: constants.UserTypePlatform,
			ShopID:   &shopID,
			Status:   constants.StatusEnabled,
		}

		err := store.Create(ctx, account)
		require.NoError(t, err)
		assert.NotNil(t, account.ShopID)
		assert.Equal(t, uint(100), *account.ShopID)
	})
}

// TestAccountModel_GetByID 测试根据 ID 查询账号
func TestAccountModel_GetByID(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	// 创建测试账号
	account := &model.Account{
		Username: "test_user",
		Phone:    "13800000001",
		Password: "hashed_password",
		UserType: constants.UserTypePlatform,
		Status:   constants.StatusEnabled,
	}
	err := store.Create(ctx, account)
	require.NoError(t, err)

	t.Run("查询存在的账号", func(t *testing.T) {
		found, err := store.GetByID(ctx, account.ID)
		require.NoError(t, err)
		assert.Equal(t, account.Username, found.Username)
		assert.Equal(t, account.Phone, found.Phone)
		assert.Equal(t, account.UserType, found.UserType)
	})

	t.Run("查询不存在的账号", func(t *testing.T) {
		_, err := store.GetByID(ctx, 99999)
		assert.Error(t, err)
	})
}

// TestAccountModel_GetByUsername 测试根据用户名查询账号
func TestAccountModel_GetByUsername(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	// 创建测试账号
	account := &model.Account{
		Username: "unique_user",
		Phone:    "13800000001",
		Password: "hashed_password",
		UserType: constants.UserTypePlatform,
		Status:   constants.StatusEnabled,
	}
	err := store.Create(ctx, account)
	require.NoError(t, err)

	t.Run("根据用户名查询", func(t *testing.T) {
		found, err := store.GetByUsername(ctx, "unique_user")
		require.NoError(t, err)
		assert.Equal(t, account.ID, found.ID)
	})

	t.Run("查询不存在的用户名", func(t *testing.T) {
		_, err := store.GetByUsername(ctx, "nonexistent")
		assert.Error(t, err)
	})
}

// TestAccountModel_GetByPhone 测试根据手机号查询账号
func TestAccountModel_GetByPhone(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	// 创建测试账号
	account := &model.Account{
		Username: "phone_user",
		Phone:    "13800000001",
		Password: "hashed_password",
		UserType: constants.UserTypePlatform,
		Status:   constants.StatusEnabled,
	}
	err := store.Create(ctx, account)
	require.NoError(t, err)

	t.Run("根据手机号查询", func(t *testing.T) {
		found, err := store.GetByPhone(ctx, "13800000001")
		require.NoError(t, err)
		assert.Equal(t, account.ID, found.ID)
	})

	t.Run("查询不存在的手机号", func(t *testing.T) {
		_, err := store.GetByPhone(ctx, "99900000000")
		assert.Error(t, err)
	})
}

// TestAccountModel_Update 测试更新账号
func TestAccountModel_Update(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	// 创建测试账号
	account := &model.Account{
		Username: "update_user",
		Phone:    "13800000001",
		Password: "hashed_password",
		UserType: constants.UserTypePlatform,
		Status:   constants.StatusEnabled,
	}
	err := store.Create(ctx, account)
	require.NoError(t, err)

	t.Run("更新账号状态", func(t *testing.T) {
		account.Status = constants.StatusDisabled
		account.Updater = 2
		err := store.Update(ctx, account)
		require.NoError(t, err)

		// 验证更新
		found, err := store.GetByID(ctx, account.ID)
		require.NoError(t, err)
		assert.Equal(t, constants.StatusDisabled, found.Status)
		assert.Equal(t, uint(2), found.Updater)
	})
}

// TestAccountModel_List 测试查询账号列表
func TestAccountModel_List(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	// 创建多个测试账号
	for i := 1; i <= 5; i++ {
		account := &model.Account{
			Username: testutils.GenerateUsername("list_user", i),
			Phone:    testutils.GeneratePhone("138", i),
			Password: "hashed_password",
			UserType: constants.UserTypePlatform,
			Status:   constants.StatusEnabled,
		}
		err := store.Create(ctx, account)
		require.NoError(t, err)
	}

	t.Run("分页查询", func(t *testing.T) {
		accounts, total, err := store.List(ctx, nil, nil)
		require.NoError(t, err)
		assert.GreaterOrEqual(t, len(accounts), 5)
		assert.GreaterOrEqual(t, total, int64(5))
	})

	t.Run("带过滤条件查询", func(t *testing.T) {
		filters := map[string]interface{}{
			"user_type": constants.UserTypePlatform,
		}
		accounts, _, err := store.List(ctx, nil, filters)
		require.NoError(t, err)
		for _, acc := range accounts {
			assert.Equal(t, constants.UserTypePlatform, acc.UserType)
		}
	})
}

// TestAccountModel_UniqueConstraints 测试唯一约束
func TestAccountModel_UniqueConstraints(t *testing.T) {
	tx := testutils.NewTestTransaction(t)
	rdb := testutils.GetTestRedis(t)
	testutils.CleanTestRedisKeys(t, rdb)

	store := postgres.NewAccountStore(tx, rdb)
	ctx := context.Background()

	// 创建测试账号
	account := &model.Account{
		Username: "unique_test",
		Phone:    "13800000001",
		Password: "hashed_password",
		UserType: constants.UserTypePlatform,
		Status:   constants.StatusEnabled,
	}
	err := store.Create(ctx, account)
	require.NoError(t, err)

	t.Run("重复用户名应失败", func(t *testing.T) {
		duplicate := &model.Account{
			Username: "unique_test", // 重复
			Phone:    "13800000002",
			Password: "hashed_password",
			UserType: constants.UserTypePlatform,
			Status:   constants.StatusEnabled,
		}
		err := store.Create(ctx, duplicate)
		assert.Error(t, err)
	})

	t.Run("重复手机号应失败", func(t *testing.T) {
		duplicate := &model.Account{
			Username: "unique_test2",
			Phone:    "13800000001", // 重复
			Password: "hashed_password",
			UserType: constants.UserTypePlatform,
			Status:   constants.StatusEnabled,
		}
		err := store.Create(ctx, duplicate)
		assert.Error(t, err)
	})
}
