package alicloud

import (
	"fmt"
	"strings"
	"time"

	"github.com/PaesslerAG/jsonpath"
	"github.com/aliyun/terraform-provider-alicloud/alicloud/connectivity"
	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
)

type AckServiceV2 struct {
	client *connectivity.AliyunClient
}

// DescribeAckNodepool <<< Encapsulated get interface for Ack Nodepool.

func (s *AckServiceV2) DescribeAckNodepool(id string) (object map[string]interface{}, err error) {
	client := s.client
	var request map[string]interface{}
	var response map[string]interface{}
	var query map[string]*string
	parts := strings.Split(id, ":")
	if len(parts) != 2 {
		err = WrapError(fmt.Errorf("invalid Resource Id %s. Expected parts' length %d, got %d", id, 2, len(parts)))
		return nil, err
	}
	ClusterId := parts[0]
	NodepoolId := parts[1]
	request = make(map[string]interface{})
	query = make(map[string]*string)

	action := fmt.Sprintf("/clusters/%s/nodepools/%s", ClusterId, NodepoolId)

	wait := incrementalWait(3*time.Second, 5*time.Second)
	err = resource.Retry(1*time.Minute, func() *resource.RetryError {
		response, err = client.RoaGet("CS", "2015-12-15", action, query, nil, nil)

		if err != nil {
			if NeedRetry(err) {
				wait()
				return resource.RetryableError(err)
			}
			return resource.NonRetryableError(err)
		}
		return nil
	})
	addDebug(action, response, request)
	if err != nil {
		if IsExpectedErrors(err, []string{"ErrorNodePoolNotFound", "ErrorClusterNotFound"}) {
			return object, WrapErrorf(NotFoundErr("Nodepool", id), NotFoundMsg, response)
		}
		return object, WrapErrorf(err, DefaultErrorMsg, id, action, AlibabaCloudSdkGoERROR)
	}

	return response, nil
}

func (s *AckServiceV2) AckNodepoolStateRefreshFunc(id string, field string, failStates []string) resource.StateRefreshFunc {
	return func() (interface{}, string, error) {
		object, err := s.DescribeAckNodepool(id)
		if err != nil {
			if NotFoundError(err) {
				return object, "", nil
			}
			return nil, "", WrapError(err)
		}

		v, err := jsonpath.Get(field, object)
		currentStatus := fmt.Sprint(v)

		if strings.HasPrefix(field, "#") {
			v, _ := jsonpath.Get(strings.TrimPrefix(field, "#"), object)
			if v != nil {
				currentStatus = "#CHECKSET"
			}
		}

		for _, failState := range failStates {
			if currentStatus == failState {
				return object, currentStatus, WrapError(Error(FailedToReachTargetStatus, currentStatus))
			}
		}
		return object, currentStatus, nil
	}
}

func (s *AckServiceV2) DescribeAsyncAckNodepoolStateRefreshFunc(d *schema.ResourceData, res map[string]interface{}, field string, failStates []string) resource.StateRefreshFunc {
	return func() (interface{}, string, error) {
		object, err := s.DescribeAsyncDescribeTaskInfo(d, res)
		if err != nil {
			if NotFoundError(err) {
				return object, "", nil
			}
		}

		v, err := jsonpath.Get(field, object)
		currentStatus := fmt.Sprint(v)

		if strings.HasPrefix(field, "#") {
			v, _ := jsonpath.Get(strings.TrimPrefix(field, "#"), object)
			if v != nil {
				currentStatus = "#CHECKSET"
			}
		}

		for _, failState := range failStates {
			if currentStatus == failState {
				if _err, ok := object["error"]; ok {
					return _err, currentStatus, WrapError(Error(FailedToReachTargetStatus, currentStatus))
				}
				return object, currentStatus, WrapError(Error(FailedToReachTargetStatus, currentStatus))
			}
		}
		return object, currentStatus, nil
	}
}

// DescribeAckNodepool >>> Encapsulated.

// DescribeAsyncDescribeTaskInfo <<< Encapsulated for Ack.
func (s *AckServiceV2) DescribeAsyncDescribeTaskInfo(d *schema.ResourceData, res map[string]interface{}) (object map[string]interface{}, err error) {
	client := s.client
	id := d.Id()
	var request map[string]interface{}
	var response map[string]interface{}
	var query map[string]*string
	parts := strings.Split(id, ":")
	if len(parts) != 2 {
		err = WrapError(fmt.Errorf("invalid Resource Id %s. Expected parts' length %d, got %d", id, 2, len(parts)))
	}
	request = make(map[string]interface{})
	query = make(map[string]*string)
	action := fmt.Sprintf("/tasks/%s", res["task_id"])

	wait := incrementalWait(3*time.Second, 5*time.Second)
	err = resource.Retry(1*time.Minute, func() *resource.RetryError {
		response, err = client.RoaGet("CS", "2015-12-15", action, query, nil, nil)

		if err != nil {
			if NeedRetry(err) {
				wait()
				return resource.RetryableError(err)
			}
			return resource.NonRetryableError(err)
		}
		return nil
	})
	addDebug(action, response, request)
	if err != nil {
		return response, WrapErrorf(err, DefaultErrorMsg, id, action, AlibabaCloudSdkGoERROR)
	}
	return response, nil
}

// DescribeAsyncDescribeTaskInfo >>> Encapsulated.
