// Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
// This product includes software developed at Datadog (https://www.datadoghq.com/).
// Copyright 2019-Present Datadog, Inc.

package datadogV2

import (
	_context "context"
	_fmt "fmt"
	_log "log"
	_nethttp "net/http"
	_neturl "net/url"

	"github.com/DataDog/datadog-api-client-go/v2/api/datadog"
)

// EventsApi service type
type EventsApi datadog.Service

// ListEventsOptionalParameters holds optional parameters for ListEvents.
type ListEventsOptionalParameters struct {
	FilterQuery *string
	FilterFrom  *string
	FilterTo    *string
	Sort        *EventsSort
	PageCursor  *string
	PageLimit   *int32
}

// NewListEventsOptionalParameters creates an empty struct for parameters.
func NewListEventsOptionalParameters() *ListEventsOptionalParameters {
	this := ListEventsOptionalParameters{}
	return &this
}

// WithFilterQuery sets the corresponding parameter name and returns the struct.
func (r *ListEventsOptionalParameters) WithFilterQuery(filterQuery string) *ListEventsOptionalParameters {
	r.FilterQuery = &filterQuery
	return r
}

// WithFilterFrom sets the corresponding parameter name and returns the struct.
func (r *ListEventsOptionalParameters) WithFilterFrom(filterFrom string) *ListEventsOptionalParameters {
	r.FilterFrom = &filterFrom
	return r
}

// WithFilterTo sets the corresponding parameter name and returns the struct.
func (r *ListEventsOptionalParameters) WithFilterTo(filterTo string) *ListEventsOptionalParameters {
	r.FilterTo = &filterTo
	return r
}

// WithSort sets the corresponding parameter name and returns the struct.
func (r *ListEventsOptionalParameters) WithSort(sort EventsSort) *ListEventsOptionalParameters {
	r.Sort = &sort
	return r
}

// WithPageCursor sets the corresponding parameter name and returns the struct.
func (r *ListEventsOptionalParameters) WithPageCursor(pageCursor string) *ListEventsOptionalParameters {
	r.PageCursor = &pageCursor
	return r
}

// WithPageLimit sets the corresponding parameter name and returns the struct.
func (r *ListEventsOptionalParameters) WithPageLimit(pageLimit int32) *ListEventsOptionalParameters {
	r.PageLimit = &pageLimit
	return r
}

// ListEvents Get a list of events.
// List endpoint returns events that match an events search query.
// [Results are paginated similarly to logs](https://docs.datadoghq.com/logs/guide/collect-multiple-logs-with-pagination).
//
// Use this endpoint to see your latest events.
func (a *EventsApi) ListEvents(ctx _context.Context, o ...ListEventsOptionalParameters) (EventsListResponse, *_nethttp.Response, error) {
	var (
		localVarHTTPMethod  = _nethttp.MethodGet
		localVarPostBody    interface{}
		localVarReturnValue EventsListResponse
		optionalParams      ListEventsOptionalParameters
	)

	if len(o) > 1 {
		return localVarReturnValue, nil, datadog.ReportError("only one argument of type ListEventsOptionalParameters is allowed")
	}
	if len(o) == 1 {
		optionalParams = o[0]
	}

	operationId := "v2.ListEvents"
	if a.Client.Cfg.IsUnstableOperationEnabled(operationId) {
		_log.Printf("WARNING: Using unstable operation '%s'", operationId)
	} else {
		return localVarReturnValue, nil, datadog.GenericOpenAPIError{ErrorMessage: _fmt.Sprintf("Unstable operation '%s' is disabled", operationId)}
	}

	localBasePath, err := a.Client.Cfg.ServerURLWithContext(ctx, "v2.EventsApi.ListEvents")
	if err != nil {
		return localVarReturnValue, nil, datadog.GenericOpenAPIError{ErrorMessage: err.Error()}
	}

	localVarPath := localBasePath + "/api/v2/events"

	localVarHeaderParams := make(map[string]string)
	localVarQueryParams := _neturl.Values{}
	localVarFormParams := _neturl.Values{}
	if optionalParams.FilterQuery != nil {
		localVarQueryParams.Add("filter[query]", datadog.ParameterToString(*optionalParams.FilterQuery, ""))
	}
	if optionalParams.FilterFrom != nil {
		localVarQueryParams.Add("filter[from]", datadog.ParameterToString(*optionalParams.FilterFrom, ""))
	}
	if optionalParams.FilterTo != nil {
		localVarQueryParams.Add("filter[to]", datadog.ParameterToString(*optionalParams.FilterTo, ""))
	}
	if optionalParams.Sort != nil {
		localVarQueryParams.Add("sort", datadog.ParameterToString(*optionalParams.Sort, ""))
	}
	if optionalParams.PageCursor != nil {
		localVarQueryParams.Add("page[cursor]", datadog.ParameterToString(*optionalParams.PageCursor, ""))
	}
	if optionalParams.PageLimit != nil {
		localVarQueryParams.Add("page[limit]", datadog.ParameterToString(*optionalParams.PageLimit, ""))
	}
	localVarHeaderParams["Accept"] = "application/json"

	datadog.SetAuthKeys(
		ctx,
		&localVarHeaderParams,
		[2]string{"apiKeyAuth", "DD-API-KEY"},
		[2]string{"appKeyAuth", "DD-APPLICATION-KEY"},
	)
	req, err := a.Client.PrepareRequest(ctx, localVarPath, localVarHTTPMethod, localVarPostBody, localVarHeaderParams, localVarQueryParams, localVarFormParams, nil)
	if err != nil {
		return localVarReturnValue, nil, err
	}

	localVarHTTPResponse, err := a.Client.CallAPI(req)
	if err != nil || localVarHTTPResponse == nil {
		return localVarReturnValue, localVarHTTPResponse, err
	}

	localVarBody, err := datadog.ReadBody(localVarHTTPResponse)
	if err != nil {
		return localVarReturnValue, localVarHTTPResponse, err
	}

	if localVarHTTPResponse.StatusCode >= 300 {
		newErr := datadog.GenericOpenAPIError{
			ErrorBody:    localVarBody,
			ErrorMessage: localVarHTTPResponse.Status,
		}
		if localVarHTTPResponse.StatusCode == 400 || localVarHTTPResponse.StatusCode == 403 || localVarHTTPResponse.StatusCode == 429 {
			var v APIErrorResponse
			err = a.Client.Decode(&v, localVarBody, localVarHTTPResponse.Header.Get("Content-Type"))
			if err != nil {
				return localVarReturnValue, localVarHTTPResponse, newErr
			}
			newErr.ErrorModel = v
		}
		return localVarReturnValue, localVarHTTPResponse, newErr
	}

	err = a.Client.Decode(&localVarReturnValue, localVarBody, localVarHTTPResponse.Header.Get("Content-Type"))
	if err != nil {
		newErr := datadog.GenericOpenAPIError{
			ErrorBody:    localVarBody,
			ErrorMessage: err.Error(),
		}
		return localVarReturnValue, localVarHTTPResponse, newErr
	}

	return localVarReturnValue, localVarHTTPResponse, nil
}

// ListEventsWithPagination provides a paginated version of ListEvents returning a channel with all items.
func (a *EventsApi) ListEventsWithPagination(ctx _context.Context, o ...ListEventsOptionalParameters) (<-chan datadog.PaginationResult[EventResponse], func()) {
	ctx, cancel := _context.WithCancel(ctx)
	pageSize_ := int32(10)
	if len(o) == 0 {
		o = append(o, ListEventsOptionalParameters{})
	}
	if o[0].PageLimit != nil {
		pageSize_ = *o[0].PageLimit
	}
	o[0].PageLimit = &pageSize_

	items := make(chan datadog.PaginationResult[EventResponse], pageSize_)
	go func() {
		for {
			resp, _, err := a.ListEvents(ctx, o...)
			if err != nil {
				var returnItem EventResponse
				items <- datadog.PaginationResult[EventResponse]{returnItem, err}
				break
			}
			respData, ok := resp.GetDataOk()
			if !ok {
				break
			}
			results := *respData

			for _, item := range results {
				select {
				case items <- datadog.PaginationResult[EventResponse]{item, nil}:
				case <-ctx.Done():
					close(items)
					return
				}
			}
			if len(results) < int(pageSize_) {
				break
			}
			cursorMeta, ok := resp.GetMetaOk()
			if !ok {
				break
			}
			cursorMetaPage, ok := cursorMeta.GetPageOk()
			if !ok {
				break
			}
			cursorMetaPageAfter, ok := cursorMetaPage.GetAfterOk()
			if !ok {
				break
			}

			o[0].PageCursor = cursorMetaPageAfter
		}
		close(items)
	}()
	return items, cancel
}

// SearchEventsOptionalParameters holds optional parameters for SearchEvents.
type SearchEventsOptionalParameters struct {
	Body *EventsListRequest
}

// NewSearchEventsOptionalParameters creates an empty struct for parameters.
func NewSearchEventsOptionalParameters() *SearchEventsOptionalParameters {
	this := SearchEventsOptionalParameters{}
	return &this
}

// WithBody sets the corresponding parameter name and returns the struct.
func (r *SearchEventsOptionalParameters) WithBody(body EventsListRequest) *SearchEventsOptionalParameters {
	r.Body = &body
	return r
}

// SearchEvents Search events.
// List endpoint returns events that match an events search query.
// [Results are paginated similarly to logs](https://docs.datadoghq.com/logs/guide/collect-multiple-logs-with-pagination).
//
// Use this endpoint to build complex events filtering and search.
func (a *EventsApi) SearchEvents(ctx _context.Context, o ...SearchEventsOptionalParameters) (EventsListResponse, *_nethttp.Response, error) {
	var (
		localVarHTTPMethod  = _nethttp.MethodPost
		localVarPostBody    interface{}
		localVarReturnValue EventsListResponse
		optionalParams      SearchEventsOptionalParameters
	)

	if len(o) > 1 {
		return localVarReturnValue, nil, datadog.ReportError("only one argument of type SearchEventsOptionalParameters is allowed")
	}
	if len(o) == 1 {
		optionalParams = o[0]
	}

	operationId := "v2.SearchEvents"
	if a.Client.Cfg.IsUnstableOperationEnabled(operationId) {
		_log.Printf("WARNING: Using unstable operation '%s'", operationId)
	} else {
		return localVarReturnValue, nil, datadog.GenericOpenAPIError{ErrorMessage: _fmt.Sprintf("Unstable operation '%s' is disabled", operationId)}
	}

	localBasePath, err := a.Client.Cfg.ServerURLWithContext(ctx, "v2.EventsApi.SearchEvents")
	if err != nil {
		return localVarReturnValue, nil, datadog.GenericOpenAPIError{ErrorMessage: err.Error()}
	}

	localVarPath := localBasePath + "/api/v2/events/search"

	localVarHeaderParams := make(map[string]string)
	localVarQueryParams := _neturl.Values{}
	localVarFormParams := _neturl.Values{}
	localVarHeaderParams["Content-Type"] = "application/json"
	localVarHeaderParams["Accept"] = "application/json"

	// body params
	if optionalParams.Body != nil {
		localVarPostBody = &optionalParams.Body
	}
	datadog.SetAuthKeys(
		ctx,
		&localVarHeaderParams,
		[2]string{"apiKeyAuth", "DD-API-KEY"},
		[2]string{"appKeyAuth", "DD-APPLICATION-KEY"},
	)
	req, err := a.Client.PrepareRequest(ctx, localVarPath, localVarHTTPMethod, localVarPostBody, localVarHeaderParams, localVarQueryParams, localVarFormParams, nil)
	if err != nil {
		return localVarReturnValue, nil, err
	}

	localVarHTTPResponse, err := a.Client.CallAPI(req)
	if err != nil || localVarHTTPResponse == nil {
		return localVarReturnValue, localVarHTTPResponse, err
	}

	localVarBody, err := datadog.ReadBody(localVarHTTPResponse)
	if err != nil {
		return localVarReturnValue, localVarHTTPResponse, err
	}

	if localVarHTTPResponse.StatusCode >= 300 {
		newErr := datadog.GenericOpenAPIError{
			ErrorBody:    localVarBody,
			ErrorMessage: localVarHTTPResponse.Status,
		}
		if localVarHTTPResponse.StatusCode == 400 || localVarHTTPResponse.StatusCode == 403 || localVarHTTPResponse.StatusCode == 429 {
			var v APIErrorResponse
			err = a.Client.Decode(&v, localVarBody, localVarHTTPResponse.Header.Get("Content-Type"))
			if err != nil {
				return localVarReturnValue, localVarHTTPResponse, newErr
			}
			newErr.ErrorModel = v
		}
		return localVarReturnValue, localVarHTTPResponse, newErr
	}

	err = a.Client.Decode(&localVarReturnValue, localVarBody, localVarHTTPResponse.Header.Get("Content-Type"))
	if err != nil {
		newErr := datadog.GenericOpenAPIError{
			ErrorBody:    localVarBody,
			ErrorMessage: err.Error(),
		}
		return localVarReturnValue, localVarHTTPResponse, newErr
	}

	return localVarReturnValue, localVarHTTPResponse, nil
}

// SearchEventsWithPagination provides a paginated version of SearchEvents returning a channel with all items.
func (a *EventsApi) SearchEventsWithPagination(ctx _context.Context, o ...SearchEventsOptionalParameters) (<-chan datadog.PaginationResult[EventResponse], func()) {
	ctx, cancel := _context.WithCancel(ctx)
	pageSize_ := int32(10)
	if len(o) == 0 {
		o = append(o, SearchEventsOptionalParameters{})
	}
	if o[0].Body == nil {
		o[0].Body = NewEventsListRequest()
	}
	if o[0].Body.Page == nil {
		o[0].Body.Page = NewEventsRequestPage()
	}
	if o[0].Body.Page.Limit != nil {
		pageSize_ = *o[0].Body.Page.Limit
	}
	o[0].Body.Page.Limit = &pageSize_

	items := make(chan datadog.PaginationResult[EventResponse], pageSize_)
	go func() {
		for {
			resp, _, err := a.SearchEvents(ctx, o...)
			if err != nil {
				var returnItem EventResponse
				items <- datadog.PaginationResult[EventResponse]{returnItem, err}
				break
			}
			respData, ok := resp.GetDataOk()
			if !ok {
				break
			}
			results := *respData

			for _, item := range results {
				select {
				case items <- datadog.PaginationResult[EventResponse]{item, nil}:
				case <-ctx.Done():
					close(items)
					return
				}
			}
			if len(results) < int(pageSize_) {
				break
			}
			cursorMeta, ok := resp.GetMetaOk()
			if !ok {
				break
			}
			cursorMetaPage, ok := cursorMeta.GetPageOk()
			if !ok {
				break
			}
			cursorMetaPageAfter, ok := cursorMetaPage.GetAfterOk()
			if !ok {
				break
			}

			o[0].Body.Page.Cursor = cursorMetaPageAfter
		}
		close(items)
	}()
	return items, cancel
}

// NewEventsApi Returns NewEventsApi.
func NewEventsApi(client *datadog.APIClient) *EventsApi {
	return &EventsApi{
		Client: client,
	}
}