// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See License.txt in the project root for license information.
// Code generated by Microsoft (R) Go Code Generator. DO NOT EDIT.

package armconsumption

import (
	"context"
	"errors"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
	"github.com/Azure/azure-sdk-for-go/sdk/azcore/arm"
	"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"
)

// BudgetsClient contains the methods for the Budgets group.
// Don't use this type directly, use NewBudgetsClient() instead.
//
// Generated from API version 2024-08-01
type BudgetsClient struct {
	internal *arm.Client
}

// NewBudgetsClient creates a new instance of BudgetsClient with the specified values.
//   - credential - used to authorize requests. Usually a credential from azidentity.
//   - options - Contains optional client configuration. Pass nil to accept the default values.
func NewBudgetsClient(credential azcore.TokenCredential, options *arm.ClientOptions) (*BudgetsClient, error) {
	cl, err := arm.NewClient(moduleName, moduleVersion, credential, options)
	if err != nil {
		return nil, err
	}
	client := &BudgetsClient{
		internal: cl,
	}
	return client, nil
}

// CreateOrUpdate - The operation to create or update a budget. You can optionally provide an eTag if desired as a form of
// concurrency control. To obtain the latest eTag for a given budget, perform a get operation prior to your put operation.
// If the operation fails it returns an *azcore.ResponseError type.
//   - scope - The fully qualified Azure Resource manager identifier of the resource.
//   - budgetName - Budget Name.
//   - parameters - Parameters supplied to the Create Budget operation.
//   - options - BudgetsClientCreateOrUpdateOptions contains the optional parameters for the BudgetsClient.CreateOrUpdate method.
func (client *BudgetsClient) CreateOrUpdate(ctx context.Context, scope string, budgetName string, parameters Budget, options *BudgetsClientCreateOrUpdateOptions) (BudgetsClientCreateOrUpdateResponse, error) {
	var err error
	const operationName = "BudgetsClient.CreateOrUpdate"
	ctx = context.WithValue(ctx, runtime.CtxAPINameKey{}, operationName)
	ctx, endSpan := runtime.StartSpan(ctx, operationName, client.internal.Tracer(), nil)
	defer func() { endSpan(err) }()
	req, err := client.createOrUpdateCreateRequest(ctx, scope, budgetName, parameters, options)
	if err != nil {
		return BudgetsClientCreateOrUpdateResponse{}, err
	}
	httpResp, err := client.internal.Pipeline().Do(req)
	if err != nil {
		return BudgetsClientCreateOrUpdateResponse{}, err
	}
	if !runtime.HasStatusCode(httpResp, http.StatusOK, http.StatusCreated) {
		err = runtime.NewResponseError(httpResp)
		return BudgetsClientCreateOrUpdateResponse{}, err
	}
	resp, err := client.createOrUpdateHandleResponse(httpResp)
	return resp, err
}

// createOrUpdateCreateRequest creates the CreateOrUpdate request.
func (client *BudgetsClient) createOrUpdateCreateRequest(ctx context.Context, scope string, budgetName string, parameters Budget, _ *BudgetsClientCreateOrUpdateOptions) (*policy.Request, error) {
	urlPath := "/{scope}/providers/Microsoft.Consumption/budgets/{budgetName}"
	if scope == "" {
		return nil, errors.New("parameter scope cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{scope}", scope)
	if budgetName == "" {
		return nil, errors.New("parameter budgetName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{budgetName}", url.PathEscape(budgetName))
	req, err := runtime.NewRequest(ctx, http.MethodPut, runtime.JoinPaths(client.internal.Endpoint(), urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", version20240801)
	req.Raw().URL.RawQuery = strings.ReplaceAll(reqQP.Encode(), "+", "%20")
	req.Raw().Header["Accept"] = []string{"application/json"}
	req.Raw().Header["Content-Type"] = []string{"application/json"}
	if err := runtime.MarshalAsJSON(req, parameters); err != nil {
		return nil, err
	}
	return req, nil
}

// createOrUpdateHandleResponse handles the CreateOrUpdate response.
func (client *BudgetsClient) createOrUpdateHandleResponse(resp *http.Response) (BudgetsClientCreateOrUpdateResponse, error) {
	result := BudgetsClientCreateOrUpdateResponse{}
	if err := runtime.UnmarshalAsJSON(resp, &result.Budget); err != nil {
		return BudgetsClientCreateOrUpdateResponse{}, err
	}
	return result, nil
}

// Delete - The operation to delete a budget.
// If the operation fails it returns an *azcore.ResponseError type.
//   - scope - The fully qualified Azure Resource manager identifier of the resource.
//   - budgetName - Budget Name.
//   - options - BudgetsClientDeleteOptions contains the optional parameters for the BudgetsClient.Delete method.
func (client *BudgetsClient) Delete(ctx context.Context, scope string, budgetName string, options *BudgetsClientDeleteOptions) (BudgetsClientDeleteResponse, error) {
	var err error
	const operationName = "BudgetsClient.Delete"
	ctx = context.WithValue(ctx, runtime.CtxAPINameKey{}, operationName)
	ctx, endSpan := runtime.StartSpan(ctx, operationName, client.internal.Tracer(), nil)
	defer func() { endSpan(err) }()
	req, err := client.deleteCreateRequest(ctx, scope, budgetName, options)
	if err != nil {
		return BudgetsClientDeleteResponse{}, err
	}
	httpResp, err := client.internal.Pipeline().Do(req)
	if err != nil {
		return BudgetsClientDeleteResponse{}, err
	}
	if !runtime.HasStatusCode(httpResp, http.StatusOK) {
		err = runtime.NewResponseError(httpResp)
		return BudgetsClientDeleteResponse{}, err
	}
	return BudgetsClientDeleteResponse{}, nil
}

// deleteCreateRequest creates the Delete request.
func (client *BudgetsClient) deleteCreateRequest(ctx context.Context, scope string, budgetName string, _ *BudgetsClientDeleteOptions) (*policy.Request, error) {
	urlPath := "/{scope}/providers/Microsoft.Consumption/budgets/{budgetName}"
	if scope == "" {
		return nil, errors.New("parameter scope cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{scope}", scope)
	if budgetName == "" {
		return nil, errors.New("parameter budgetName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{budgetName}", url.PathEscape(budgetName))
	req, err := runtime.NewRequest(ctx, http.MethodDelete, runtime.JoinPaths(client.internal.Endpoint(), urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", version20240801)
	req.Raw().URL.RawQuery = strings.ReplaceAll(reqQP.Encode(), "+", "%20")
	return req, nil
}

// Get - Gets the budget for the scope by budget name.
// If the operation fails it returns an *azcore.ResponseError type.
//   - scope - The fully qualified Azure Resource manager identifier of the resource.
//   - budgetName - Budget Name.
//   - options - BudgetsClientGetOptions contains the optional parameters for the BudgetsClient.Get method.
func (client *BudgetsClient) Get(ctx context.Context, scope string, budgetName string, options *BudgetsClientGetOptions) (BudgetsClientGetResponse, error) {
	var err error
	const operationName = "BudgetsClient.Get"
	ctx = context.WithValue(ctx, runtime.CtxAPINameKey{}, operationName)
	ctx, endSpan := runtime.StartSpan(ctx, operationName, client.internal.Tracer(), nil)
	defer func() { endSpan(err) }()
	req, err := client.getCreateRequest(ctx, scope, budgetName, options)
	if err != nil {
		return BudgetsClientGetResponse{}, err
	}
	httpResp, err := client.internal.Pipeline().Do(req)
	if err != nil {
		return BudgetsClientGetResponse{}, err
	}
	if !runtime.HasStatusCode(httpResp, http.StatusOK) {
		err = runtime.NewResponseError(httpResp)
		return BudgetsClientGetResponse{}, err
	}
	resp, err := client.getHandleResponse(httpResp)
	return resp, err
}

// getCreateRequest creates the Get request.
func (client *BudgetsClient) getCreateRequest(ctx context.Context, scope string, budgetName string, _ *BudgetsClientGetOptions) (*policy.Request, error) {
	urlPath := "/{scope}/providers/Microsoft.Consumption/budgets/{budgetName}"
	if scope == "" {
		return nil, errors.New("parameter scope cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{scope}", scope)
	if budgetName == "" {
		return nil, errors.New("parameter budgetName cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{budgetName}", url.PathEscape(budgetName))
	req, err := runtime.NewRequest(ctx, http.MethodGet, runtime.JoinPaths(client.internal.Endpoint(), urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", version20240801)
	req.Raw().URL.RawQuery = strings.ReplaceAll(reqQP.Encode(), "+", "%20")
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, nil
}

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

// NewListPager - Lists all budgets for the defined scope.
//   - scope - The fully qualified Azure Resource manager identifier of the resource.
//   - options - BudgetsClientListOptions contains the optional parameters for the BudgetsClient.NewListPager method.
func (client *BudgetsClient) NewListPager(scope string, options *BudgetsClientListOptions) *runtime.Pager[BudgetsClientListResponse] {
	return runtime.NewPager(runtime.PagingHandler[BudgetsClientListResponse]{
		More: func(page BudgetsClientListResponse) bool {
			return page.NextLink != nil && len(*page.NextLink) > 0
		},
		Fetcher: func(ctx context.Context, page *BudgetsClientListResponse) (BudgetsClientListResponse, error) {
			ctx = context.WithValue(ctx, runtime.CtxAPINameKey{}, "BudgetsClient.NewListPager")
			nextLink := ""
			if page != nil {
				nextLink = *page.NextLink
			}
			resp, err := runtime.FetcherForNextLink(ctx, client.internal.Pipeline(), nextLink, func(ctx context.Context) (*policy.Request, error) {
				return client.listCreateRequest(ctx, scope, options)
			}, nil)
			if err != nil {
				return BudgetsClientListResponse{}, err
			}
			return client.listHandleResponse(resp)
		},
		Tracer: client.internal.Tracer(),
	})
}

// listCreateRequest creates the List request.
func (client *BudgetsClient) listCreateRequest(ctx context.Context, scope string, _ *BudgetsClientListOptions) (*policy.Request, error) {
	urlPath := "/{scope}/providers/Microsoft.Consumption/budgets"
	if scope == "" {
		return nil, errors.New("parameter scope cannot be empty")
	}
	urlPath = strings.ReplaceAll(urlPath, "{scope}", scope)
	req, err := runtime.NewRequest(ctx, http.MethodGet, runtime.JoinPaths(client.internal.Endpoint(), urlPath))
	if err != nil {
		return nil, err
	}
	reqQP := req.Raw().URL.Query()
	reqQP.Set("api-version", version20240801)
	req.Raw().URL.RawQuery = strings.ReplaceAll(reqQP.Encode(), "+", "%20")
	req.Raw().Header["Accept"] = []string{"application/json"}
	return req, nil
}

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