import {z} from 'zod'

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

export const evaluationSummary = z.object({evaluation_token: z.string().optional(), timestamp: z.number().optional(), status: z.string().optional(), application_name: z.string().optional(), outcome: z.string().optional()});

export const documentSummary = z.object({document_token: z.string().optional(), timestamp: z.number().optional(), type: z.string().optional(), name: z.string().optional()});

export const agent = z.object({email: z.string().optional(), external_id: z.string().optional()});

export const reviewNote = z.object({note: z.string().optional(), note_author_agent_email: z.string().optional(), created_at: z.number().optional(), updated_at: z.number().optional()});

export const reviewSummary = z.object({review_token: z.string().optional(), entity_token: z.string().optional(), group_token: z.string().optional(), application_token: z.string().optional(), outcome: z.string().optional(), application_name: z.string().optional(), reviewer: z.string().optional(), timestamp: z.number().optional(), reasons: z.array(z.string()).optional(), agent: agent.optional(), notes: z.array(reviewNote).optional()});

export const getEntityNotes = z.object({text: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), email: z.string().optional(), name: z.string().optional()});

export const entity = z.object({name: z.string().optional(), type: z.string().optional(), entity_token: z.string().optional(), archived: z.boolean().optional(), created: z.number().optional(), evaluations: z.array(evaluationSummary).optional(), documents: z.array(documentSummary).optional(), reviews: z.array(reviewSummary).optional(), notes: z.array(getEntityNotes).optional()});

export const group = z.object({name: z.string().optional(), type: z.string().optional(), entity_token: z.string().optional(), archived: z.boolean().optional(), meta: z.object({}).optional(), external_entity_id: z.string().optional(), created: z.number().optional(), identity_details: z.object({}).optional(), evaluations: z.array(evaluationSummary).optional(), documents: z.array(documentSummary).optional(), reviews: z.array(reviewSummary).optional(), child_entities: z.array(entity).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 Information Related to a Group
 * 
 * GET /groups/{entity_token}
 * 
 * Also accepts auth: basic
 */
export const getApiGroupsEntityToken = async (options?: GetApiGroupsEntityTokenOptions) => {
const {baseUrl = "https://sandbox.alloy.co/v1", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/groups/${encodeURIComponent(String(args.entity_token))}${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(group, await res.json())
};