import {z} from 'zod'

export type GetApiV2ChecklistTemplatesArgs = {checklistTemplateIds?: string | undefined, checklistTemplateName?: string | undefined, required?: boolean | undefined, includeArchived?: boolean | undefined};

export type GetApiV2ChecklistTemplatesOptions = {baseUrl: string, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV2ChecklistTemplatesResponse = z.array(z.object({id: z.number().int().optional(), name: z.string().optional(), description: z.object({text: z.string().optional(), html: z.string().optional()}).optional(), tasks: z.array(z.object({position: z.number().int().optional(), name: z.string().optional(), description: z.object({text: z.string().optional(), html: z.string().optional()}).optional()})).optional(), required: z.boolean().optional(), lastUpdatedOn: z.number().optional(), lastUpdatedBy: z.object({id: z.number().int().optional(), firstName: z.string().optional(), lastName: z.string().optional(), deleted: z.boolean().optional()}).optional(), archived: z.boolean().optional(), archivedBy: z.object({id: z.number().int().optional(), firstName: z.string().optional(), lastName: z.string().optional(), deleted: z.boolean().optional()}).optional(), archiveTime: z.number().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 checklist templates
 * 
 * GET /v2/checklist/templates
 * 
 * Also accepts auth: sessionKey
 */
export const getApiV2ChecklistTemplates = async (args: GetApiV2ChecklistTemplatesArgs, options: GetApiV2ChecklistTemplatesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (args.checklistTemplateIds != null) query.append("checklistTemplateIds", String(args.checklistTemplateIds))
if (args.checklistTemplateName != null) query.append("checklistTemplateName", String(args.checklistTemplateName))
if (args.required != null) query.append("required", String(args.required))
if (args.includeArchived != null) query.append("includeArchived", String(args.includeArchived))
if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/checklist/templates${query.size > 0 ? `?${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(getApiV2ChecklistTemplatesResponse, await res.json())
};