import {z} from 'zod'

export type GetApiCmmnRuntimeEventSubscriptionsArgs = {id?: string | undefined, eventType?: string | undefined, eventName?: string | undefined, activityId?: string | undefined, caseInstanceId?: string | undefined, withoutScopeId?: boolean | undefined, caseDefinitionId?: string | undefined, withoutScopeDefinitionId?: boolean | undefined, planItemInstanceId?: string | undefined, createdBefore?: string | undefined, createdAfter?: string | undefined, tenantId?: string | undefined, withoutTenantId?: boolean | undefined, configuration?: string | undefined, withoutConfiguration?: boolean | undefined, withoutProcessInstanceId?: boolean | undefined, withoutProcessDefinitionId?: boolean | undefined, sort?: ('id' | 'created' | 'executionId' | 'processInstanceId' | 'processDefinitionId' | 'tenantId') | undefined, order?: string | undefined, start?: number | undefined, size?: number | undefined};

export type GetApiCmmnRuntimeEventSubscriptionsOptions = {baseUrl: string, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const eventSubscriptionResponse = z.object({id: z.string().optional(), url: z.string().optional(), eventType: z.string().optional(), eventName: z.string().optional(), activityId: z.string().optional(), caseInstanceId: z.string().optional(), caseInstanceUrl: z.string().optional(), caseDefinitionId: z.string().optional(), caseDefinitionUrl: z.string().optional(), planItemInstanceId: z.string().optional(), planItemInstanceUrl: z.string().optional(), executionId: z.string().optional(), processInstanceId: z.string().optional(), processDefinitionId: z.string().optional(), scopeDefinitionId: z.string().optional(), scopeId: z.string().optional(), subScopeId: z.string().optional(), scopeType: z.string().optional(), created: z.string().optional(), configuration: z.string().optional(), tenantId: z.string().optional()});

export const dataResponseEventSubscriptionResponse = z.object({data: z.array(eventSubscriptionResponse).optional(), total: z.number().int().optional(), start: z.number().int().optional(), sort: z.string().optional(), order: z.string().optional(), size: z.number().int().optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * List of event subscriptions
 * 
 * GET /cmmn-runtime/event-subscriptions
 */
export const getApiCmmnRuntimeEventSubscriptions = async (args: GetApiCmmnRuntimeEventSubscriptionsArgs, options: GetApiCmmnRuntimeEventSubscriptionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, basicAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.id != null) query.append("id", String(args.id))
if (args.eventType != null) query.append("eventType", String(args.eventType))
if (args.eventName != null) query.append("eventName", String(args.eventName))
if (args.activityId != null) query.append("activityId", String(args.activityId))
if (args.caseInstanceId != null) query.append("caseInstanceId", String(args.caseInstanceId))
if (args.withoutScopeId != null) query.append("withoutScopeId", String(args.withoutScopeId))
if (args.caseDefinitionId != null) query.append("caseDefinitionId", String(args.caseDefinitionId))
if (args.withoutScopeDefinitionId != null) query.append("withoutScopeDefinitionId", String(args.withoutScopeDefinitionId))
if (args.planItemInstanceId != null) query.append("planItemInstanceId", String(args.planItemInstanceId))
if (args.createdBefore != null) query.append("createdBefore", String(args.createdBefore))
if (args.createdAfter != null) query.append("createdAfter", String(args.createdAfter))
if (args.tenantId != null) query.append("tenantId", String(args.tenantId))
if (args.withoutTenantId != null) query.append("withoutTenantId", String(args.withoutTenantId))
if (args.configuration != null) query.append("configuration", String(args.configuration))
if (args.withoutConfiguration != null) query.append("withoutConfiguration", String(args.withoutConfiguration))
if (args.withoutProcessInstanceId != null) query.append("withoutProcessInstanceId", String(args.withoutProcessInstanceId))
if (args.withoutProcessDefinitionId != null) query.append("withoutProcessDefinitionId", String(args.withoutProcessDefinitionId))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.order != null) query.append("order", String(args.order))
if (args.start != null) query.append("start", String(args.start))
if (args.size != null) query.append("size", String(args.size))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/cmmn-runtime/event-subscriptions${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(dataResponseEventSubscriptionResponse, await res.json())
};