import "server-only";
import { randomUUID } from "node:crypto";
import { after } from "next/server";
import { admin, required } from "./supabase";
import { LinearSupportClient } from "./linear-support-client";
import { scheduleBugCleanup } from "./bug-lifecycle";

export function supportReady() {
  return !!(
    process.env.LINEAR_API_KEY &&
    process.env.LINEAR_TEAM_ID &&
    process.env.LINEAR_WEBHOOK_SECRET
  );
}
export async function syncBugReport(id: string) {
  if (!supportReady()) return;
  const db = admin(),
    worker = randomUUID();
  if (
    !required(
      await db.rpc("claim_bug_sync", { p_report: id, p_worker: worker }),
    )
  )
    return;
  try {
    const linear = new LinearSupportClient(
      process.env.LINEAR_API_KEY!,
      process.env.LINEAR_TEAM_ID!,
      process.env.LINEAR_PROJECT_ID,
    );
    const report = required(
      await db.from("bug_reports").select("*").eq("id", id).single(),
    );
    if (!report.issue_synced) {
      if (report.screenshot_path && !report.linear_asset_url) {
        const image = required(
          await db.storage
            .from("minegeo-support")
            .download(report.screenshot_path),
        );
        report.linear_asset_url = await linear.upload(
          new Uint8Array(await image.arrayBuffer()),
          `bug-${id}.webp`,
        );
        required(
          await db
            .from("bug_reports")
            .update({ linear_asset_url: report.linear_asset_url })
            .eq("id", id)
            .eq("lease_owner", worker)
            .select("id")
            .single(),
        );
      }
      const issue = await linear.createIssue(report);
      required(
        await db
          .from("bug_reports")
          .update({
            issue_synced: true,
            linear_identifier: issue.identifier,
          })
          .eq("id", id)
          .eq("lease_owner", worker)
          .select("id")
          .single(),
      );
      required(
        await db
          .from("bug_reports")
          .update({ state: "open" })
          .eq("id", id)
          .eq("state", "pending")
          .select("id"),
      );
    }
    required(
      await db
        .from("bug_report_messages")
        .update({ delivered: true })
        .eq("id", id)
        .select("id"),
    );
    const messages = required(
      await db
        .from("bug_report_messages")
        .select("*")
        .eq("report_id", id)
        .eq("kind", "user")
        .eq("delivered", false)
        .neq("id", id)
        .order("created_at")
        .limit(50),
    );
    for (const message of messages) {
      await linear.comment(message.id, id, message.author_name, message.body);
      required(
        await db
          .from("bug_report_messages")
          .update({ delivered: true })
          .eq("id", message.id)
          .select("id"),
      );
    }
    required(
      await db
        .from("bug_reports")
        .update({ lease_owner: null, lease_until: null, retry_at: null })
        .eq("id", id)
        .eq("lease_owner", worker)
        .select("id"),
    );
    await scheduleBugCleanup(id);
  } catch {
    console.error("Bug report delivery paused; the saved report will retry.");
    required(
      await db
        .from("bug_reports")
        .update({
          lease_owner: null,
          lease_until: null,
          retry_at: new Date(Date.now() + 60_000).toISOString(),
        })
        .eq("id", id)
        .eq("lease_owner", worker)
        .select("id"),
    );
  }
}
export function syncBugAfterResponse(id: string) {
  after(() => syncBugReport(id));
}