import {z} from 'zod'

export type GetApiRestApi3ConfigFieldschemesArgs = {projectId?: Array<number> | undefined, query?: string | undefined, startAt?: number | undefined, maxResults?: number | undefined};

export type GetApiRestApi3ConfigFieldschemesOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const fieldAssociationSchemeLinksBean = z.object({associations: z.string().optional(), projects: z.string().optional()});

export const fieldAssociationSchemeMatchedFilters = z.object({projectIds: z.array(z.number().int()).optional(), query: z.string().optional()});

export const getFieldAssociationSchemeResponse = z.object({description: z.string().optional(), fieldsCount: z.number().int().optional(), id: z.number().int().optional(), isDefault: z.boolean().optional(), links: fieldAssociationSchemeLinksBean.optional(), matchedFilters: fieldAssociationSchemeMatchedFilters.optional(), name: z.string().optional()});

export const pageBean2GetFieldAssociationSchemeResponse = z.object({isLast: z.boolean().optional(), maxResults: z.number().int().optional(), nextPage: z.string().optional(), self: z.string().optional(), startAt: z.number().int().optional(), total: z.number().int().optional(), values: z.array(getFieldAssociationSchemeResponse).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
};

/**
 * Get field schemes
 * 
 * GET /rest/api/3/config/fieldschemes
 * 
 * Also accepts auth: OAuth2
 */
export const getApiRestApi3ConfigFieldschemes = async (args: GetApiRestApi3ConfigFieldschemesArgs, options?: GetApiRestApi3ConfigFieldschemesOptions) => {
const {baseUrl = "https://your-domain.atlassian.net", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

for (const item of args.projectId ?? []) query.append("projectId", String(item))
if (args.query != null) query.append("query", String(args.query))
if (args.startAt != null) query.append("startAt", String(args.startAt))
if (args.maxResults != null) query.append("maxResults", String(args.maxResults))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/rest/api/3/config/fieldschemes${query.size > 0 ? `?${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(pageBean2GetFieldAssociationSchemeResponse, await res.json())
};