import {z} from 'zod'

export type GetApiV1ChatMutualitiesArgs = {userIds: Array<string>, locale?: ('en' | 'fr' | 'th' | 'ko' | 'ja' | 'zh-CN' | 'de' | 'es') | undefined};

export type GetApiV1ChatMutualitiesOptions = {baseUrl: string, Authorization?: string | undefined, fetch?: typeof fetch | undefined};

export const chatMutualitiesStatus = z.enum(["ok", "unavailable"]);

export const chatMutualityType = z.union([z.enum(["shared_follows", "shared_token_pnl", "shared_open_orders", "shared_open_positions", "shared_top_volume_assets", "shared_autocopy_targets"]), z.string()]);

export const chatMutualityAsset = z.object({symbol: z.string(), viewer_side: z.enum(["LONG", "SHORT"]).nullable(), user_side: z.enum(["LONG", "SHORT"]).nullable(), outcome: z.enum(["profit", "loss"]).nullable()});

export const chatMutualityUser = z.object({id: z.string(), username: z.string().nullable(), display_name: z.string(), avatar_url: z.string()});

export const chatMutuality = z.object({type: chatMutualityType, total: z.number().int().gte(0).lte(9007199254740991), assets: z.array(chatMutualityAsset), users: z.array(chatMutualityUser)});

export const chatMessageSuggestionKind = z.union([z.enum(["contextual", "neutral"]), z.string()]);

export const chatMessageSuggestion = z.object({id: z.string(), kind: chatMessageSuggestionKind, text: z.string(), mutuality_type: chatMutualityType.nullable()});

export const chatMutualitiesResult = z.object({user_id: z.string(), status: chatMutualitiesStatus, mutualities: z.array(chatMutuality), suggestions: z.array(chatMessageSuggestion)});

export const chatMutualitiesOutput = z.object({rotates_at: z.string(), results: z.array(chatMutualitiesResult)});

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 ranked chat mutualities and message suggestions
 * 
 * GET /v1/chat/mutualities
 */
export const getApiV1ChatMutualities = async (args: GetApiV1ChatMutualitiesArgs, options: GetApiV1ChatMutualitiesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Authorization} = options ?? {}

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

for (const item of args.userIds ?? []) query.append("userIds", String(item))
if (args.locale != null) query.append("locale", String(args.locale))
if (Authorization !== undefined) headers.set('authorization', `Bearer ${Authorization}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/chat/mutualities${query.size > 0 ? `?${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(chatMutualitiesOutput, await res.json())
};