import {z} from 'zod'

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

export const switchOptions = z.enum(["on", "off"]);

export const toggle = z.object({status: switchOptions});

export const switch = z.object({status: switchOptions});

export const rollerDirection = z.enum(["up", "down"]);

export const roller = z.object({status: switchOptions, direction: rollerDirection});

export const cleanerMode = z.enum(["dock", "clean"]);

export const fanStrengthOptions = z.enum(["low", "med", "high", "auto"]);

export const cleaner = z.object({status: switchOptions, mode: cleanerMode, fanSpeed: fanStrengthOptions});

export const aCModeOptions = z.enum(["hot", "cold", "dry", "auto"]);

export const airConditioning = z.object({status: switchOptions, temperature: z.number().int().gte(16).lte(30), mode: aCModeOptions, fanStrength: fanStrengthOptions});

export const light = z.object({status: switchOptions, brightness: z.number().int().gte(1).lte(100)});

export const temperatureLight = z.object({status: switchOptions, brightness: z.number().int().gte(1).lte(100), temperature: z.number().int().gte(1).lte(100)});

export const colorLight = z.object({status: switchOptions, brightness: z.number().int().gte(1).lte(100), temperature: z.number().int().gte(1).lte(100), red: z.number().int().gte(0).lte(255), green: z.number().int().gte(0).lte(255), blue: z.number().int().gte(0).lte(255)});

export const temperatureSensor = z.object({status: switchOptions, temperature: z.number()});

export const minionStatus = z.object({toggle: toggle.optional(), switch: switch.optional(), roller: roller.optional(), cleaner: cleaner.optional(), airConditioning: airConditioning.optional(), light: light.optional(), temperatureLight: temperatureLight.optional(), colorLight: colorLight.optional(), temperatureSensor: temperatureSensor.optional()});

export const actionSet = z.object({minionId: z.string(), setStatus: minionStatus});

export const actionApply = z.enum(["statusChange", "permanent"]);

export const action = z.object({actionId: z.string(), minionId: z.string(), active: z.boolean(), name: z.string().optional(), ifStatus: minionStatus, thenSet: z.array(actionSet), apply: actionApply});

export const getApiActionsResponse = z.array(action);

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 the actions in the system.
 * 
 * GET /actions
 * 
 * Also accepts auth: adminAuth
 */
export const getApiActions = async (options: GetApiActionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, userAuth} = options ?? {}

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

if (userAuth !== undefined) headers.set("authentication", userAuth)

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