package alicloud

import (
	"fmt"
	"os"
	"reflect"
	"testing"

	"github.com/agiledragon/gomonkey/v2"
	util "github.com/alibabacloud-go/tea-utils/service"
	"github.com/alibabacloud-go/tea/tea"
	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
	"github.com/stretchr/testify/assert"

	"github.com/alibabacloud-go/tea-rpc/client"
	"github.com/aliyun/terraform-provider-alicloud/alicloud/connectivity"
	"github.com/hashicorp/terraform-plugin-sdk/helper/acctest"
	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
)

func TestAccAlicloudVPCVbrHa_basic0(t *testing.T) {
	checkoutSupportedRegions(t, true, connectivity.VbrSupportRegions)
	var v map[string]interface{}
	resourceId := "alicloud_vpc_vbr_ha.default"
	ra := resourceAttrInit(resourceId, AlicloudVPCVbrHaMap0)
	rc := resourceCheckInitWithDescribeMethod(resourceId, &v, func() interface{} {
		return &VpcService{testAccProvider.Meta().(*connectivity.AliyunClient)}
	}, "DescribeVpcVbrHa")
	rac := resourceAttrCheckInit(rc, ra)
	testAccCheck := rac.resourceAttrMapUpdateSet()
	rand := acctest.RandIntRange(10000, 99999)
	name := fmt.Sprintf("tf-testacc%svpcvbrha%d", defaultRegionToTest, rand)
	testAccConfig := resourceTestAccConfigFunc(resourceId, name, AlicloudVPCVbrHaBasicDependence0)
	resource.Test(t, resource.TestCase{
		PreCheck: func() {
			testAccPreCheck(t)
		},
		IDRefreshName: resourceId,
		Providers:     testAccProviders,
		CheckDestroy:  rac.checkResourceDestroy(),
		Steps: []resource.TestStep{
			{
				Config: testAccConfig(map[string]interface{}{
					"depends_on":  []string{"alicloud_cen_instance_attachment.default"},
					"description": "${var.name}",
					"vbr_id":      "${alicloud_express_connect_virtual_border_router.default[0].id}",
					"peer_vbr_id": "${alicloud_express_connect_virtual_border_router.default[1].id}",
					"vbr_ha_name": "${var.name}",
				}),
				Check: resource.ComposeTestCheckFunc(
					testAccCheck(map[string]string{
						"description": name,
						"vbr_id":      CHECKSET,
						"peer_vbr_id": CHECKSET,
						"vbr_ha_name": name,
					}),
				),
			},
			{
				ResourceName:            resourceId,
				ImportState:             true,
				ImportStateVerify:       true,
				ImportStateVerifyIgnore: []string{"dry_run"},
			},
		},
	})
}

var AlicloudVPCVbrHaMap0 = map[string]string{
	"dry_run": NOSET,
	"status":  CHECKSET,
}

func AlicloudVPCVbrHaBasicDependence0(name string) string {
	return fmt.Sprintf(` 
variable "name" {
  default = "%s"
}

data "alicloud_express_connect_physical_connections" "default" {
  name_regex = "^preserved-NODELETING"
}

resource "alicloud_express_connect_virtual_border_router" "default" {
  count                      = 2
  local_gateway_ip           = "10.0.0.1"
  peer_gateway_ip            = "10.0.0.2"
  peering_subnet_mask        = "255.255.255.252"
  physical_connection_id     = data.alicloud_express_connect_physical_connections.default.connections[count.index].id
  virtual_border_router_name = var.name
  vlan_id                    = %d
  min_rx_interval            = 1000
  min_tx_interval            = 1000
  detect_multiplier          = 10
}

resource "alicloud_cen_instance" "default" {
  cen_instance_name = var.name
  description       = var.name
}

resource "alicloud_cen_instance_attachment" "default" {
  count                    = 2
  instance_id              = alicloud_cen_instance.default.id
  child_instance_id        = alicloud_express_connect_virtual_border_router.default[count.index].id
  child_instance_type      = "VBR"
  child_instance_region_id = "%s"
}

`, name, acctest.RandIntRange(1, 2999), defaultRegionToTest)
}

func TestUnitAlicloudVPCVbrHa(t *testing.T) {
	p := Provider().(*schema.Provider).ResourcesMap
	d, _ := schema.InternalMap(p["alicloud_vpc_vbr_ha"].Schema).Data(nil, nil)
	dCreate, _ := schema.InternalMap(p["alicloud_vpc_vbr_ha"].Schema).Data(nil, nil)
	dCreate.MarkNewResource()
	for key, value := range map[string]interface{}{
		"description": "description",
		"vbr_id":      "vbr_id",
		"peer_vbr_id": "peer_vbr_id",
		"vbr_ha_name": "vbr_ha_name",
		"dry_run":     false,
	} {
		err := dCreate.Set(key, value)
		assert.Nil(t, err)
		err = d.Set(key, value)
		assert.Nil(t, err)
	}
	region := os.Getenv("ALICLOUD_REGION")
	rawClient, err := sharedClientForRegion(region)
	if err != nil {
		t.Skipf("Skipping the test case with err: %s", err)
		t.Skipped()
	}
	rawClient = rawClient.(*connectivity.AliyunClient)
	ReadMockResponse := map[string]interface{}{
		"Description": "description",
		"PeerVbrId":   "peer_vbr_id",
		"Status":      "Active",
		"Name":        "vbr_ha_name",
		"VbrId":       "vbr_id",
	}

	responseMock := map[string]func(errorCode string) (map[string]interface{}, error){
		"RetryError": func(errorCode string) (map[string]interface{}, error) {
			return nil, &tea.SDKError{
				Code:       String(errorCode),
				Data:       String(errorCode),
				Message:    String(errorCode),
				StatusCode: tea.Int(400),
			}
		},
		"NotFoundError": func(errorCode string) (map[string]interface{}, error) {
			return nil, GetNotFoundErrorFromString(GetNotFoundMessage("alicloud_vpc_vbr_ha", "MockVbrHaId"))
		},
		"NoRetryError": func(errorCode string) (map[string]interface{}, error) {
			return nil, &tea.SDKError{
				Code:       String(errorCode),
				Data:       String(errorCode),
				Message:    String(errorCode),
				StatusCode: tea.Int(400),
			}
		},
		"CreateNormal": func(errorCode string) (map[string]interface{}, error) {
			result := ReadMockResponse
			result["VbrHaId"] = "MockVbrHaId"
			return result, nil
		},
		"UpdateNormal": func(errorCode string) (map[string]interface{}, error) {
			result := ReadMockResponse
			return result, nil
		},
		"DeleteNormal": func(errorCode string) (map[string]interface{}, error) {
			result := ReadMockResponse
			return result, nil
		},
		"ReadNormal": func(errorCode string) (map[string]interface{}, error) {
			result := ReadMockResponse
			return result, nil
		},
	}
	// Create
	t.Run("CreateClientAbnormal", func(t *testing.T) {
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&connectivity.AliyunClient{}), "NewVpcClient", func(_ *connectivity.AliyunClient) (*client.Client, error) {
			return nil, &tea.SDKError{
				Code:       String("loadEndpoint error"),
				Data:       String("loadEndpoint error"),
				Message:    String("loadEndpoint error"),
				StatusCode: tea.Int(400),
			}
		})
		err := resourceAlicloudVpcVbrHaCreate(d, rawClient)
		patches.Reset()
		assert.NotNil(t, err)
	})
	t.Run("CreateAbnormal", func(t *testing.T) {
		retryFlag := true
		noRetryFlag := true
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			if retryFlag {
				retryFlag = false
				return responseMock["RetryError"]("Throttling")
			} else if noRetryFlag {
				noRetryFlag = false
				return responseMock["NoRetryError"]("NonRetryableError")
			}
			return responseMock["CreateNormal"]("")
		})
		err := resourceAlicloudVpcVbrHaCreate(d, rawClient)
		patches.Reset()
		assert.NotNil(t, err)
	})
	t.Run("CreateNormal", func(t *testing.T) {
		retryFlag := false
		noRetryFlag := false
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			if retryFlag {
				retryFlag = false
				return responseMock["RetryError"]("Throttling")
			} else if noRetryFlag {
				noRetryFlag = false
				return responseMock["NoRetryError"]("NonRetryableError")
			}
			return responseMock["CreateNormal"]("")
		})
		err := resourceAlicloudVpcVbrHaCreate(dCreate, rawClient)
		patches.Reset()
		assert.Nil(t, err)
	})

	// Set ID for Update and Delete Method
	d.SetId("MockVbrHaId")
	// Delete
	t.Run("DeleteClientAbnormal", func(t *testing.T) {
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&connectivity.AliyunClient{}), "NewVpcClient", func(_ *connectivity.AliyunClient) (*client.Client, error) {
			return nil, &tea.SDKError{
				Code:       String("loadEndpoint error"),
				Data:       String("loadEndpoint error"),
				Message:    String("loadEndpoint error"),
				StatusCode: tea.Int(400),
			}
		})
		err := resourceAlicloudVpcVbrHaDelete(d, rawClient)
		patches.Reset()
		assert.NotNil(t, err)
	})
	t.Run("DeleteMockAbnormal", func(t *testing.T) {
		retryFlag := true
		noRetryFlag := true
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			if retryFlag {
				retryFlag = false
				return responseMock["RetryError"]("Throttling")
			} else if noRetryFlag {
				noRetryFlag = false
				return responseMock["NoRetryError"]("NonRetryableError")
			}
			return responseMock["DeleteNormal"]("")
		})
		err := resourceAlicloudVpcVbrHaDelete(d, rawClient)
		patches.Reset()
		assert.NotNil(t, err)
	})
	t.Run("DeleteMockNormal", func(t *testing.T) {
		retryFlag := false
		noRetryFlag := false
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			if retryFlag {
				retryFlag = false
				return responseMock["RetryError"]("Throttling")
			} else if noRetryFlag {
				noRetryFlag = false
				return responseMock["NoRetryError"]("NonRetryableError")
			}
			return responseMock["DeleteNormal"]("")
		})
		patcheDescribeVpcVbrHa := gomonkey.ApplyMethod(reflect.TypeOf(&VpcService{}), "DescribeVpcVbrHa", func(*VpcService, string) (map[string]interface{}, error) {
			return responseMock["NotFoundError"]("ResourceNotfound")
		})
		err := resourceAlicloudVpcVbrHaDelete(d, rawClient)
		patches.Reset()
		patcheDescribeVpcVbrHa.Reset()
		assert.Nil(t, err)
	})

	t.Run("DeleteNonRetryableError", func(t *testing.T) {
		retryFlag := false
		noRetryFlag := true
		patches := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			if retryFlag {
				return responseMock["RetryError"]("Throttling")
			} else if noRetryFlag {
				noRetryFlag = false
				return responseMock["NoRetryError"]("NonRetryableError")
			}
			return responseMock["DeleteNormal"]("")
		})
		err := resourceAlicloudVpcVbrHaDelete(d, rawClient)
		patches.Reset()
		assert.NotNil(t, err)
	})

	//Read
	t.Run("ReadDescribeVpcVbrHaNotFound", func(t *testing.T) {
		patcheDorequest := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			NotFoundFlag := true
			noRetryFlag := false
			if NotFoundFlag {
				return responseMock["NotFoundError"]("ResourceNotfound")
			} else if noRetryFlag {
				return responseMock["NoRetryError"]("NoRetryError")
			}
			return responseMock["ReadNormal"]("")
		})
		err := resourceAlicloudVpcVbrHaRead(d, rawClient)
		patcheDorequest.Reset()
		assert.Nil(t, err)
	})

	t.Run("ReadDescribeVpcVbrHaAbnormal", func(t *testing.T) {
		patcheDorequest := gomonkey.ApplyMethod(reflect.TypeOf(&client.Client{}), "DoRequest", func(_ *client.Client, _ *string, _ *string, _ *string, _ *string, _ *string, _ map[string]interface{}, _ map[string]interface{}, _ *util.RuntimeOptions) (map[string]interface{}, error) {
			retryFlag := false
			noRetryFlag := true
			if retryFlag {
				return responseMock["RetryError"]("Throttling")
			} else if noRetryFlag {
				return responseMock["NoRetryError"]("NonRetryableError")
			}
			return responseMock["ReadNormal"]("")
		})
		err := resourceAlicloudVpcVbrHaRead(d, rawClient)
		patcheDorequest.Reset()
		assert.NotNil(t, err)
	})
}
