import {z} from 'zod'

export type GetApiSqlTablesArgs = {filter?: string | undefined, amount?: number | undefined, page?: number | undefined, entity_id?: string | undefined};

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

export const getApiSqlTablesResponse = z.object({status: z.boolean().optional(), result: z.object({tables: z.array(z.object({function: z.string().optional(), label: z.string().optional(), tag_form: z.string().optional(), columns: z.array(z.object({name: z.string().optional(), type: z.string().optional()})).optional(), dynamic: z.boolean().optional()})).optional(), functions: z.array(z.object({name: z.string().optional(), kind: z.enum(["aggregate", "session"]).optional(), args: z.array(z.string()).optional(), description: z.string().optional(), example: z.string().optional()})).optional(), resources: z.object({devices: z.array(z.object({id: z.string().optional(), name: z.string().optional()})).optional(), entities: z.array(z.object({id: z.string().optional(), name: z.string().optional()})).optional()}).optional()}).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
};

/**
 * List SQL Tables
 * 
 * GET /sql/tables
 */
export const getApiSqlTables = async (args: GetApiSqlTablesArgs, options?: GetApiSqlTablesOptions) => {
const {baseUrl = "https://api.us-e1.tago.io", fetch: fetchFn = fetch, ProfileToken} = options ?? {}

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

if (args.filter != null) query.append("filter", String(args.filter))
if (args.amount != null) query.append("amount", String(args.amount))
if (args.page != null) query.append("page", String(args.page))
if (args.entity_id != null) query.append("entity_id", String(args.entity_id))
if (ProfileToken !== undefined) headers.set("Profile-Token", ProfileToken)

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