package armnetwork

import (
	"context"
	"errors"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore/arm"
	armruntime "github.com/Azure/azure-sdk-for-go/sdk/azcore/arm/runtime"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore/cloud"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore/policy"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore/runtime"
	"net/http"
	"net/url"
	"strings"
)

// VirtualWansClient contains the methods for the VirtualWans group.
// Don't use this type directly, use NewVirtualWansClient() instead.
type VirtualWansClient struct {
	host           string
	subscriptionID string
	pl             runtime.Pipeline
}

// NewVirtualWansClient creates a new instance of VirtualWansClient with the specified values.
// subscriptionID - The subscription credentials which uniquely identify the Microsoft Azure subscription. The subscription
// ID forms part of the URI for every service call.
// credential - used to authorize requests. Usually a credential from azidentity.
// options - pass nil to accept the default values.
func NewVirtualWansClient(subscriptionID string, credential azcore.TokenCredential, options *arm.ClientOptions) (*VirtualWansClient, error) {
	if options == nil {
		options = &arm.ClientOptions{}
	}
	ep := cloud.AzurePublic.Services[cloud.ResourceManager].Endpoint
	if c, ok := options.Cloud.Services[cloud.ResourceManager]; ok {
		ep = c.Endpoint
	}
	pl, err := armruntime.NewPipeline(moduleName, moduleVersion, credential, runtime.PipelineOptions{}, options)
	if err != nil {
		return nil, err
	}
	client := &VirtualWansClient{
		subscriptionID: subscriptionID,
		host:           ep,
		pl:             pl,
	}
	return client, nil
}

// BeginCreateOrUpdate - Creates a VirtualWAN resource if it doesn't exist else updates the existing VirtualWAN.
// If the operation fails it returns an *azcore.ResponseError type.
// Generated from API version 2022-05-01
// resourceGroupName - The resource group name of the VirtualWan.
// virtualWANName - The name of the VirtualWAN being created or updated.
// wanParameters - Parameters supplied to create or update VirtualWAN.
// options - VirtualWansClientBeginCreateOrUpdateOptions contains the optional parameters for the VirtualWansClient.BeginCreateOrUpdate
// method.
func (client *VirtualWansClient) BeginCreateOrUpdate(ctx context.Context, resourceGroupName string, virtualWANName string, wanParameters VirtualWAN, options *VirtualWansClientBeginCreateOrUpdateOptions) (*runtime.Poller[VirtualWansClientCreateOrUpdateResponse], error) {
	if options == nil || options.ResumeToken == "" {
		resp, err := client.createOrUpdate(ctx, resourceGroupName, virtualWANName, wanParameters, options)
		if err != nil {
			return nil, err
		}
		return runtime.NewPoller(resp, client.pl, &runtime.NewPollerOptions[VirtualWansClientCreateOrUpdateResponse]{
			FinalStateVia: runtime.FinalStateViaAzureAsyncOp,
		})
	} else {
		return runtime.NewPollerFromResumeToken[VirtualWansClientCreateOrUpdateResponse](options.ResumeToken, client.pl, nil)
	}
}

// CreateOrUpdate - Creates a VirtualWAN resource if it doesn't exist else updates the existing VirtualWAN.
// If the operation fails it returns an *azcore.ResponseError type.
// Generated from API version 2022-05-01
func (client *VirtualWansClient) createOrUpdate(ctx context.Context, resourceGroupName string, virtualWANName string, wanParameters VirtualWAN, options *VirtualWansClientBeginCreateOrUpdateOptions) (*http.Response, error) {
	req, err := client.createOrUpdateCreateRequest(ctx, resourceGroupName, virtualWANName, wanParameters, options)
	if err != nil {
		return nil, err
	}
	resp, err := client.pl.Do(req)
	if err != nil {
		return nil, err
	}
	if !runtime.HasStatusCode(resp, http.StatusOK, http.StatusCreated) {
		return nil, runtime.NewResponseError(resp)
	}
	return resp, nil
}

// createOrUpdateCreateRequest creates the CreateOrUpdate request.
func (client *VirtualWansClient) createOrUpdateCreateRequest(ctx context.Context, resourceGroupName string, virtualWANName string, wanParameters VirtualWAN, options *VirtualWansClientBeginCreateOrUpdateOptions) (*policy.Request, error) {
	urlPath := "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/virtualWans/{VirtualWANName}"
	if client.subscriptionID == "" {
		return nil, errors.New("parameter client.subscriptionID cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{subscriptionId}", url.PathEscape(client.subscriptionID))
	if resourceGroupName == "" {
		return nil, errors.New("parameter resourceGroupName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{resourceGroupName}", url.PathEscape(resourceGroupName))
	if virtualWANName == "" {
		return nil, errors.New("parameter virtualWANName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{VirtualWANName}", url.PathEscape(virtualWANName))
	req, err := runtime.NewRequest(ctx, http.MethodPut, runtime.JoinPaths(client.host, urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", "2022-05-01")
	req.Raw().URL.RawQuery = reqQP.Encode()
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, runtime.MarshalAsJSON(req, wanParameters)
}

// BeginDelete - Deletes a VirtualWAN.
// If the operation fails it returns an *azcore.ResponseError type.
// Generated from API version 2022-05-01
// resourceGroupName - The resource group name of the VirtualWan.
// virtualWANName - The name of the VirtualWAN being deleted.
// options - VirtualWansClientBeginDeleteOptions contains the optional parameters for the VirtualWansClient.BeginDelete method.
func (client *VirtualWansClient) BeginDelete(ctx context.Context, resourceGroupName string, virtualWANName string, options *VirtualWansClientBeginDeleteOptions) (*runtime.Poller[VirtualWansClientDeleteResponse], error) {
	if options == nil || options.ResumeToken == "" {
		resp, err := client.deleteOperation(ctx, resourceGroupName, virtualWANName, options)
		if err != nil {
			return nil, err
		}
		return runtime.NewPoller(resp, client.pl, &runtime.NewPollerOptions[VirtualWansClientDeleteResponse]{
			FinalStateVia: runtime.FinalStateViaLocation,
		})
	} else {
		return runtime.NewPollerFromResumeToken[VirtualWansClientDeleteResponse](options.ResumeToken, client.pl, nil)
	}
}

// Delete - Deletes a VirtualWAN.
// If the operation fails it returns an *azcore.ResponseError type.
// Generated from API version 2022-05-01
func (client *VirtualWansClient) deleteOperation(ctx context.Context, resourceGroupName string, virtualWANName string, options *VirtualWansClientBeginDeleteOptions) (*http.Response, error) {
	req, err := client.deleteCreateRequest(ctx, resourceGroupName, virtualWANName, options)
	if err != nil {
		return nil, err
	}
	resp, err := client.pl.Do(req)
	if err != nil {
		return nil, err
	}
	if !runtime.HasStatusCode(resp, http.StatusOK, http.StatusAccepted, http.StatusNoContent) {
		return nil, runtime.NewResponseError(resp)
	}
	return resp, nil
}

// deleteCreateRequest creates the Delete request.
func (client *VirtualWansClient) deleteCreateRequest(ctx context.Context, resourceGroupName string, virtualWANName string, options *VirtualWansClientBeginDeleteOptions) (*policy.Request, error) {
	urlPath := "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/virtualWans/{VirtualWANName}"
	if client.subscriptionID == "" {
		return nil, errors.New("parameter client.subscriptionID cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{subscriptionId}", url.PathEscape(client.subscriptionID))
	if resourceGroupName == "" {
		return nil, errors.New("parameter resourceGroupName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{resourceGroupName}", url.PathEscape(resourceGroupName))
	if virtualWANName == "" {
		return nil, errors.New("parameter virtualWANName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{VirtualWANName}", url.PathEscape(virtualWANName))
	req, err := runtime.NewRequest(ctx, http.MethodDelete, runtime.JoinPaths(client.host, urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", "2022-05-01")
	req.Raw().URL.RawQuery = reqQP.Encode()
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, nil
}

// Get - Retrieves the details of a VirtualWAN.
// If the operation fails it returns an *azcore.ResponseError type.
// Generated from API version 2022-05-01
// resourceGroupName - The resource group name of the VirtualWan.
// virtualWANName - The name of the VirtualWAN being retrieved.
// options - VirtualWansClientGetOptions contains the optional parameters for the VirtualWansClient.Get method.
func (client *VirtualWansClient) Get(ctx context.Context, resourceGroupName string, virtualWANName string, options *VirtualWansClientGetOptions) (VirtualWansClientGetResponse, error) {
	req, err := client.getCreateRequest(ctx, resourceGroupName, virtualWANName, options)
	if err != nil {
		return VirtualWansClientGetResponse{}, err
	}
	resp, err := client.pl.Do(req)
	if err != nil {
		return VirtualWansClientGetResponse{}, err
	}
	if !runtime.HasStatusCode(resp, http.StatusOK) {
		return VirtualWansClientGetResponse{}, runtime.NewResponseError(resp)
	}
	return client.getHandleResponse(resp)
}

// getCreateRequest creates the Get request.
func (client *VirtualWansClient) getCreateRequest(ctx context.Context, resourceGroupName string, virtualWANName string, options *VirtualWansClientGetOptions) (*policy.Request, error) {
	urlPath := "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/virtualWans/{VirtualWANName}"
	if resourceGroupName == "" {
		return nil, errors.New("parameter resourceGroupName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{resourceGroupName}", url.PathEscape(resourceGroupName))
	if virtualWANName == "" {
		return nil, errors.New("parameter virtualWANName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{VirtualWANName}", url.PathEscape(virtualWANName))
	if client.subscriptionID == "" {
		return nil, errors.New("parameter client.subscriptionID cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{subscriptionId}", url.PathEscape(client.subscriptionID))
	req, err := runtime.NewRequest(ctx, http.MethodGet, runtime.JoinPaths(client.host, urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", "2022-05-01")
	req.Raw().URL.RawQuery = reqQP.Encode()
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, nil
}

// getHandleResponse handles the Get response.
func (client *VirtualWansClient) getHandleResponse(resp *http.Response) (VirtualWansClientGetResponse, error) {
	result := VirtualWansClientGetResponse{}
	if err := runtime.UnmarshalAsJSON(resp, &result.VirtualWAN); err != nil {
		return VirtualWansClientGetResponse{}, err
	}
	return result, nil
}

// NewListPager - Lists all the VirtualWANs in a subscription.
// Generated from API version 2022-05-01
// options - VirtualWansClientListOptions contains the optional parameters for the VirtualWansClient.List method.
func (client *VirtualWansClient) NewListPager(options *VirtualWansClientListOptions) *runtime.Pager[VirtualWansClientListResponse] {
	return runtime.NewPager(runtime.PagingHandler[VirtualWansClientListResponse]{
		More: func(page VirtualWansClientListResponse) bool {
			return page.NextLink != nil && len(*page.NextLink) > 0
		},
		Fetcher: func(ctx context.Context, page *VirtualWansClientListResponse) (VirtualWansClientListResponse, error) {
			var req *policy.Request
			var err error
			if page == nil {
				req, err = client.listCreateRequest(ctx, options)
			} else {
				req, err = runtime.NewRequest(ctx, http.MethodGet, *page.NextLink)
			}
			if err != nil {
				return VirtualWansClientListResponse{}, err
			}
			resp, err := client.pl.Do(req)
			if err != nil {
				return VirtualWansClientListResponse{}, err
			}
			if !runtime.HasStatusCode(resp, http.StatusOK) {
				return VirtualWansClientListResponse{}, runtime.NewResponseError(resp)
			}
			return client.listHandleResponse(resp)
		},
	})
}

// listCreateRequest creates the List request.
func (client *VirtualWansClient) listCreateRequest(ctx context.Context, options *VirtualWansClientListOptions) (*policy.Request, error) {
	urlPath := "/subscriptions/{subscriptionId}/providers/Microsoft.Network/virtualWans"
	if client.subscriptionID == "" {
		return nil, errors.New("parameter client.subscriptionID cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{subscriptionId}", url.PathEscape(client.subscriptionID))
	req, err := runtime.NewRequest(ctx, http.MethodGet, runtime.JoinPaths(client.host, urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", "2022-05-01")
	req.Raw().URL.RawQuery = reqQP.Encode()
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, nil
}

// listHandleResponse handles the List response.
func (client *VirtualWansClient) listHandleResponse(resp *http.Response) (VirtualWansClientListResponse, error) {
	result := VirtualWansClientListResponse{}
	if err := runtime.UnmarshalAsJSON(resp, &result.ListVirtualWANsResult); err != nil {
		return VirtualWansClientListResponse{}, err
	}
	return result, nil
}

// NewListByResourceGroupPager - Lists all the VirtualWANs in a resource group.
// Generated from API version 2022-05-01
// resourceGroupName - The resource group name of the VirtualWan.
// options - VirtualWansClientListByResourceGroupOptions contains the optional parameters for the VirtualWansClient.ListByResourceGroup
// method.
func (client *VirtualWansClient) NewListByResourceGroupPager(resourceGroupName string, options *VirtualWansClientListByResourceGroupOptions) *runtime.Pager[VirtualWansClientListByResourceGroupResponse] {
	return runtime.NewPager(runtime.PagingHandler[VirtualWansClientListByResourceGroupResponse]{
		More: func(page VirtualWansClientListByResourceGroupResponse) bool {
			return page.NextLink != nil && len(*page.NextLink) > 0
		},
		Fetcher: func(ctx context.Context, page *VirtualWansClientListByResourceGroupResponse) (VirtualWansClientListByResourceGroupResponse, error) {
			var req *policy.Request
			var err error
			if page == nil {
				req, err = client.listByResourceGroupCreateRequest(ctx, resourceGroupName, options)
			} else {
				req, err = runtime.NewRequest(ctx, http.MethodGet, *page.NextLink)
			}
			if err != nil {
				return VirtualWansClientListByResourceGroupResponse{}, err
			}
			resp, err := client.pl.Do(req)
			if err != nil {
				return VirtualWansClientListByResourceGroupResponse{}, err
			}
			if !runtime.HasStatusCode(resp, http.StatusOK) {
				return VirtualWansClientListByResourceGroupResponse{}, runtime.NewResponseError(resp)
			}
			return client.listByResourceGroupHandleResponse(resp)
		},
	})
}

// listByResourceGroupCreateRequest creates the ListByResourceGroup request.
func (client *VirtualWansClient) listByResourceGroupCreateRequest(ctx context.Context, resourceGroupName string, options *VirtualWansClientListByResourceGroupOptions) (*policy.Request, error) {
	urlPath := "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/virtualWans"
	if client.subscriptionID == "" {
		return nil, errors.New("parameter client.subscriptionID cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{subscriptionId}", url.PathEscape(client.subscriptionID))
	if resourceGroupName == "" {
		return nil, errors.New("parameter resourceGroupName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{resourceGroupName}", url.PathEscape(resourceGroupName))
	req, err := runtime.NewRequest(ctx, http.MethodGet, runtime.JoinPaths(client.host, urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", "2022-05-01")
	req.Raw().URL.RawQuery = reqQP.Encode()
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, nil
}

// listByResourceGroupHandleResponse handles the ListByResourceGroup response.
func (client *VirtualWansClient) listByResourceGroupHandleResponse(resp *http.Response) (VirtualWansClientListByResourceGroupResponse, error) {
	result := VirtualWansClientListByResourceGroupResponse{}
	if err := runtime.UnmarshalAsJSON(resp, &result.ListVirtualWANsResult); err != nil {
		return VirtualWansClientListByResourceGroupResponse{}, err
	}
	return result, nil
}

// UpdateTags - Updates a VirtualWAN tags.
// If the operation fails it returns an *azcore.ResponseError type.
// Generated from API version 2022-05-01
// resourceGroupName - The resource group name of the VirtualWan.
// virtualWANName - The name of the VirtualWAN being updated.
// wanParameters - Parameters supplied to Update VirtualWAN tags.
// options - VirtualWansClientUpdateTagsOptions contains the optional parameters for the VirtualWansClient.UpdateTags method.
func (client *VirtualWansClient) UpdateTags(ctx context.Context, resourceGroupName string, virtualWANName string, wanParameters TagsObject, options *VirtualWansClientUpdateTagsOptions) (VirtualWansClientUpdateTagsResponse, error) {
	req, err := client.updateTagsCreateRequest(ctx, resourceGroupName, virtualWANName, wanParameters, options)
	if err != nil {
		return VirtualWansClientUpdateTagsResponse{}, err
	}
	resp, err := client.pl.Do(req)
	if err != nil {
		return VirtualWansClientUpdateTagsResponse{}, err
	}
	if !runtime.HasStatusCode(resp, http.StatusOK) {
		return VirtualWansClientUpdateTagsResponse{}, runtime.NewResponseError(resp)
	}
	return client.updateTagsHandleResponse(resp)
}

// updateTagsCreateRequest creates the UpdateTags request.
func (client *VirtualWansClient) updateTagsCreateRequest(ctx context.Context, resourceGroupName string, virtualWANName string, wanParameters TagsObject, options *VirtualWansClientUpdateTagsOptions) (*policy.Request, error) {
	urlPath := "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/virtualWans/{VirtualWANName}"
	if client.subscriptionID == "" {
		return nil, errors.New("parameter client.subscriptionID cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{subscriptionId}", url.PathEscape(client.subscriptionID))
	if resourceGroupName == "" {
		return nil, errors.New("parameter resourceGroupName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{resourceGroupName}", url.PathEscape(resourceGroupName))
	if virtualWANName == "" {
		return nil, errors.New("parameter virtualWANName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{VirtualWANName}", url.PathEscape(virtualWANName))
	req, err := runtime.NewRequest(ctx, http.MethodPatch, runtime.JoinPaths(client.host, urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", "2022-05-01")
	req.Raw().URL.RawQuery = reqQP.Encode()
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, runtime.MarshalAsJSON(req, wanParameters)
}

// updateTagsHandleResponse handles the UpdateTags response.
func (client *VirtualWansClient) updateTagsHandleResponse(resp *http.Response) (VirtualWansClientUpdateTagsResponse, error) {
	result := VirtualWansClientUpdateTagsResponse{}
	if err := runtime.UnmarshalAsJSON(resp, &result.VirtualWAN); err != nil {
		return VirtualWansClientUpdateTagsResponse{}, err
	}
	return result, nil
}
