import {z} from 'zod'

export type SourceFileRef = {file_id: string, source_name: string, media_type?: (string | null) | undefined, source_type?: (string | null) | undefined};

export type ChatRequest = {is_dev: number, is_voice?: boolean | undefined, messages: {[key: string]: unknown}, modelId?: string | undefined, db_type?: string | undefined, ls_code: string, user_code: string, firm_code: string, app_code: string, businessPrompt?: (string | null) | undefined, workspaceContext?: (string | null) | undefined, fileContent?: (string | null) | undefined, fileName?: (string | null) | undefined, imageData?: (string | null) | undefined, imageMediaType?: (string | null) | undefined, source_files?: (Array<SourceFileRef> | null) | undefined};

export type CreateApiApiLiaAspireContentArgs = {'session-id': string, body: ChatRequest};

export type CreateApiApiLiaAspireContentOptions = {baseUrl: string, OAuth2PasswordBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiApiLiaAspireContentResponse = z.unknown();

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
};

/**
 * Aspire Chat — AI sales analyst (Aspire DB)
 * 
 * POST /api/lia/aspire_content
 */
export const createApiApiLiaAspireContent = async (args: CreateApiApiLiaAspireContentArgs, options: CreateApiApiLiaAspireContentOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2PasswordBearer} = options ?? {}

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

if (args['session-id'] != null) headers.set("session-id", String(args['session-id']))
if (OAuth2PasswordBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2PasswordBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/lia/aspire_content${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

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