import {z} from 'zod'

export type CreateApiApiV1ChatActionsActionIdUndoArgs = {action_id: string};

export type CreateApiApiV1ChatActionsActionIdUndoOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const actionImpact = z.object({measurements: z.number().int().optional(), sheets: z.number().int().optional(), conditions: z.number().int().optional(), folders: z.number().int().optional()});

export const actionRow = z.object({ordinal: z.number().int(), action_id: z.string(), status: z.enum(["pending", "applied", "rejected", "undone", "failed"]), kind: z.enum(["create_condition", "create_folder", "update_condition", "update_folder", "move_conditions", "delete_condition", "delete_folder", "update_measurement", "reassign_measurement", "rename_measurement_group", "delete_measurement", "restore_measurement", "create_annotation", "update_annotation_status", "place_measurements", "flag_page_verification", "set_page_verification_note"]), entity_type: z.enum(["condition", "folder", "measurement", "annotation", "page"]), entity_id: z.string().nullable().optional(), summary: z.string(), impact: actionImpact.nullable().optional(), error: z.string().nullable().optional(), batch_id: z.string(), conversation_id: z.string().nullable().optional(), message_id: z.string().nullable().optional(), created_at: z.string(), applied_at: z.string().nullable().optional(), undone_at: z.string().nullable().optional()});

export const decisionResult = z.object({outcome: z.enum(["applied", "drifted", "conflict", "failed", "noop", "rejected", "undone", "redone"]), rows: z.array(actionRow)});

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
};

/**
 * Undo Chat Action
 * 
 * POST /api/v1/chat-actions/{action_id}/undo
 */
export const createApiApiV1ChatActionsActionIdUndo = async (args: CreateApiApiV1ChatActionsActionIdUndoArgs, options: CreateApiApiV1ChatActionsActionIdUndoOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/chat-actions/${encodeURIComponent(String(args.action_id))}/undo${query.size > 0 ? `?${query}` : ''}`

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

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

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