import { OpenAPIHono, createRoute, z } from "@hono/zod-openapi";
import { env } from "hono/adapter";

import { updateWatchStatus } from "~/controllers/watch-status";
import type { Env } from "~/types/env";
import {
  AniListIdQuerySchema,
  EpisodeNumberSchema,
  ErrorResponse,
  ErrorResponseSchema,
  SuccessResponse,
  SuccessResponseSchema,
} from "~/types/schema";

import { markEpisodeAsWatched } from "./anilist";

const MarkEpisodeAsWatchedRequest = z.object({
  episodeNumber: EpisodeNumberSchema,
  isComplete: z.boolean(),
});

const route = createRoute({
  tags: ["aniplay", "episodes"],
  summary: "Mark episode as watched",
  operationId: "markEpisodeAsWatched",
  method: "post",
  path: "/{aniListId}/watched",
  request: {
    params: z.object({ aniListId: AniListIdQuerySchema }),
    body: {
      content: {
        "application/json": {
          schema: MarkEpisodeAsWatchedRequest,
        },
      },
    },
  },
  responses: {
    200: {
      content: {
        "application/json": {
          schema: SuccessResponseSchema(),
        },
      },
      description: "Returns whether the episode was marked as watched",
    },
    401: {
      content: {
        "application/json": {
          schema: ErrorResponseSchema,
        },
      },
      description: "Unauthorized to mark the episode as watched",
    },
    500: {
      content: {
        "application/json": {
          schema: ErrorResponseSchema,
        },
      },
      description: "Error marking episode as watched",
    },
  },
});

const app = new OpenAPIHono<Env>();

app.openapi(route, async (c) => {
  const aniListToken = c.req.header("X-AniList-Token");

  if (!aniListToken) {
    return c.json(ErrorResponse, { status: 401 });
  }

  const deviceId = c.req.header("X-Aniplay-DeviceId")!;
  const aniListId = Number(c.req.param("aniListId"));
  const { episodeNumber, isComplete } =
    await c.req.json<typeof MarkEpisodeAsWatchedRequest._type>();

  try {
    await markEpisodeAsWatched(
      aniListToken,
      aniListId,
      episodeNumber,
      isComplete,
    );
    if (isComplete) {
      await updateWatchStatus(
        env(c, "workerd"),
        c.req,
        deviceId,
        aniListId,
        "COMPLETED",
      );
    }
  } catch (error) {
    console.error("Failed to mark episode as watched");
    console.error(error);
    return c.json(ErrorResponse, { status: 500 });
  }

  return c.json(SuccessResponse, 200);
});

export default app;