import { sqliteTable, text, integer } from "drizzle-orm/sqlite-core";
import { sql } from "drizzle-orm";
import { usersTable } from "./users";
import { filesTable } from "./files";

export const CONVERSION_STATUSES = [
  "queued", "analyzing", "routing", "ocr", "layout", "scoring", "merging", "cleanup", "done", "failed"
] as const;
export type ConversionStatus = (typeof CONVERSION_STATUSES)[number];

export const conversionsTable = sqliteTable("conversions", {
  id: text("id").primaryKey().$defaultFn(() => crypto.randomUUID()),
  fileId: text("file_id").notNull().references(() => filesTable.id, { onDelete: "cascade" }),
  userId: text("user_id").notNull().references(() => usersTable.id, { onDelete: "cascade" }),
  status: text("status", { enum: CONVERSION_STATUSES }).notNull().default("queued"),
  progress: integer("progress").notNull().default(0),
  steps: text("steps", { mode: "json" }).notNull().$type<unknown[]>().default([]),
  pageStart: integer("page_start"),
  pageEnd: integer("page_end"),
  elapsedSeconds: integer("elapsed_seconds"),
  estimatedSeconds: integer("estimated_seconds"),
  errorMessage: text("error_message"),
  startedAt: integer("started_at", { mode: "timestamp_ms" }),
  completedAt: integer("completed_at", { mode: "timestamp_ms" }),
  createdAt: integer("created_at", { mode: "timestamp_ms" }).notNull().default(sql`(unixepoch() * 1000)`),
});

export type Conversion = typeof conversionsTable.$inferSelect;