import {z} from 'zod'

export type GetApiChannelsChannelIdComponentGroupsGroupNameComponentsArgs = {channel_id: string, group_name: string};

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

export const keyLabel = z.object({key: z.string(), label: z.string()});

export const parameterConfig = z.discriminatedUnion("type", [z.object({type: z.enum(["contentpath", "dropdown", "imagesetpath"]), pickerConfiguration: z.string().optional(), pickerInitialPath: z.string().optional(), pickerRememberLastVisited: z.boolean().optional(), pickerSelectableNodeTypes: z.array(z.string()).optional(), relative: z.boolean().optional(), pickerRootPath: z.string().optional(), enableUpload: z.boolean().optional()}), z.object({type: z.enum(["contentpath", "dropdown", "imagesetpath"]), value: z.array(z.string()), structuredValues: z.array(keyLabel).optional(), valueListProvider: z.string().optional(), sourceId: z.string()}), z.object({type: z.enum(["contentpath", "dropdown", "imagesetpath"]), pickerConfiguration: z.string().optional(), pickerInitialPath: z.string().optional(), pickerRememberLastVisited: z.boolean().optional(), pickerSelectableNodeTypes: z.array(z.string()).optional(), previewVariant: z.string().optional(), enableUpload: z.boolean().optional()})]);

export const parameter = z.object({name: z.string(), valueType: z.enum(["string", "calendar", "boolean", "integer", "number"]), required: z.boolean().optional(), hidden: z.boolean().optional(), overlay: z.boolean().optional(), defaultValue: z.object({}).optional(), displayName: z.string().optional(), system: z.boolean().optional(), config: parameterConfig.optional()});

export const fieldGroup = z.object({name: z.string().optional(), displayName: z.string().optional(), parameters: z.array(z.string()).optional()});

export const componentDefinition = z.object({id: z.string(), extends: z.string(), hidden: z.boolean().optional(), system: z.boolean().optional(), xtype: z.string().optional(), ctype: z.string().optional(), contentType: z.string().optional(), label: z.string().optional(), icon: z.string().optional(), parameters: z.array(parameter).optional(), fieldGroups: z.array(fieldGroup).optional()});

export const getApiChannelsChannelIdComponentGroupsGroupNameComponentsResponse = z.array(componentDefinition);

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 all components for a component group
 * 
 * GET /channels/{channel_id}/component_groups/{group_name}/components
 */
export const getApiChannelsChannelIdComponentGroupsGroupNameComponents = async (args: GetApiChannelsChannelIdComponentGroupsGroupNameComponentsArgs, options?: GetApiChannelsChannelIdComponentGroupsGroupNameComponentsOptions) => {
const {baseUrl = "https://developers.bloomreach.io/delivery/site/v2/documents", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/channels/${encodeURIComponent(String(args.channel_id))}/component_groups/${encodeURIComponent(String(args.group_name))}/components${query.size > 0 ? `?${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(getApiChannelsChannelIdComponentGroupsGroupNameComponentsResponse, await res.json())
};