import {z} from 'zod'

export type FallbackLanguagesScheme = {languageId?: Array<string> | undefined};

export type PreTranslationForm = {languageIds: Array<string>, branchIds?: Array<number> | undefined, translateUntranslatedOnly?: boolean | undefined, labelIds?: Array<number> | undefined, excludeLabelIds?: Array<number> | undefined, labelMatchRule?: ('all' | 'any') | undefined, excludeLabelMatchRule?: ('all' | 'any') | undefined, method?: ('tm' | 'mt' | 'ai') | undefined, priority?: ('low' | 'normal' | 'high') | undefined, engineId?: number | undefined, aiPromptId?: number | undefined, autoApproveOption?: ('all' | 'exceptAutoSubstituted' | 'perfectMatchApprovedOnly' | 'perfectMatchOnly' | 'none') | undefined, duplicateTranslations?: boolean | undefined, skipApprovedTranslations?: boolean | undefined, scope?: ('untranslated' | 'translated' | 'all') | undefined, translationModifiedBefore?: (string | null) | undefined, translationModifiedAfter?: (string | null) | undefined, replaceTranslationsOption?: ('none' | 'autoTranslated' | 'all') | undefined, resetApprovalStatus?: boolean | undefined, notifyOnCompletion?: boolean | undefined, translateWithPerfectMatchOnly?: boolean | undefined, fallbackLanguages?: FallbackLanguagesScheme | undefined, sourceLanguageId?: string | undefined, customInstruction?: string | undefined} | {taskId: number, method?: ('tm' | 'mt' | 'ai') | undefined, priority?: ('low' | 'normal' | 'high') | undefined, engineId?: number | undefined, aiPromptId?: number | undefined, autoApproveOption?: ('all' | 'exceptAutoSubstituted' | 'perfectMatchApprovedOnly' | 'perfectMatchOnly' | 'none') | undefined, duplicateTranslations?: boolean | undefined, skipApprovedTranslations?: boolean | undefined, scope?: ('untranslated' | 'translated' | 'all') | undefined, translationModifiedBefore?: (string | null) | undefined, translationModifiedAfter?: (string | null) | undefined, replaceTranslationsOption?: ('none' | 'autoTranslated' | 'all') | undefined, resetApprovalStatus?: boolean | undefined, notifyOnCompletion?: boolean | undefined, translateWithPerfectMatchOnly?: boolean | undefined, fallbackLanguages?: FallbackLanguagesScheme | undefined, sourceLanguageId?: string | undefined, customInstruction?: string | undefined};

export type CreateApiProjectsProjectIdPreTranslationsArgs = {projectId: number, body: PreTranslationForm};

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

export const crowdinPreTranslateAttributes = z.object({languageIds: z.array(z.string()).optional(), branchIds: z.array(z.number().int()).optional(), taskId: z.number().int().optional(), method: z.string().optional(), autoApproveOption: z.string().optional(), duplicateTranslations: z.boolean().optional(), skipApprovedTranslations: z.boolean().optional(), translateUntranslatedOnly: z.boolean().optional(), scope: z.enum(["untranslated", "translated", "all"]).optional(), translationModifiedBefore: z.string().nullable().optional(), translationModifiedAfter: z.string().nullable().optional(), replaceTranslationsOption: z.enum(["none", "autoTranslated", "all"]).optional(), resetApprovalStatus: z.boolean().optional(), translateWithPerfectMatchOnly: z.boolean().optional(), priority: z.enum(["low", "normal", "high"]).optional(), notifyOnCompletion: z.boolean().optional()});

export const crowdinPreTranslation = z.object({identifier: z.string().optional(), status: z.enum(["created", "in_progress", "canceled", "failed", "finished"]).optional(), progress: z.number().int().optional(), attributes: crowdinPreTranslateAttributes.optional(), createdAt: z.string().optional(), updatedAt: z.string().optional(), startedAt: z.string().optional(), finishedAt: z.string().optional()});

export const crowdinPreTranslationResource = z.object({data: crowdinPreTranslation});

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
};

/**
 * Apply Auto-Translation
 * 
 * POST /projects/{projectId}/pre-translations
 */
export const createApiProjectsProjectIdPreTranslations = async (args: CreateApiProjectsProjectIdPreTranslationsArgs, options?: CreateApiProjectsProjectIdPreTranslationsOptions) => {
const {baseUrl = "https://api.crowdin.com/api/v2", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/projects/${encodeURIComponent(String(args.projectId))}/pre-translations${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(crowdinPreTranslationResource, await res.json())
};