import { z } from "zod";

/**
 * The Render Manifest (RenderPipeline2 §6.2).
 * Uploaded by the AE panel on Queue Export, snapshotted verbatim into
 * RenderJob.manifest, handed to the worker on claim.
 *
 * `outputDir` / `outputPattern` may be the literal string "auto" — the server
 * generates them from the shot's exrOutput convention and the NEW version
 * number it decides (§6.4 E1).
 */
export const renderManifestSchema = z
  .object({
    manifestVersion: z.number().int().min(1).default(1),
    projectCode: z.string().min(1),
    shotCode: z.string().regex(/^[A-Za-z0-9_-]+$/, "shotCode contains invalid characters"),
    shotId: z.string().min(1),
    aepPath: z.string().min(1),
    compName: z.string().min(1),
    rendererType: z.string().default("aerender"),
    aeVersionHint: z.string().optional(),
    outputDir: z.string().min(1),
    outputPattern: z.string().min(1),
    outputModuleTemplate: z.string().optional(),
    renderSettingsTemplate: z.string().optional(),
    frameStart: z.number().int(),
    frameEnd: z.number().int(),
    fps: z.number().positive(),
    width: z.number().int().positive(),
    height: z.number().int().positive(),
    expected: z
      .object({
        colorspace: z.string().optional(),
        bitDepth: z.string().optional(),
        exrCompression: z.string().optional(),
        alpha: z.boolean().optional(),
        timecodeStart: z.string().optional(),
      })
      .optional(),
    preview: z
      .object({
        template: z.string().optional(),
        burnins: z.boolean().optional(),
      })
      .optional(),
  })
  .refine((m) => m.frameEnd >= m.frameStart, {
    message: "frameEnd must be >= frameStart",
    path: ["frameEnd"],
  });

export type RenderManifest = z.infer<typeof renderManifestSchema>;