import { type } from "arktype";
import type { ToolContext } from "./server.ts";
import { execute, tool } from "./shared.ts";

interface GiteaComment { id: number; body?: string | null; user?: { login?: string } }

export const GetIssueComments = type({
  issue_number: type.number.describe("The issue number to get comments for"),
});

export function GetIssueCommentsTool(ctx: ToolContext) {
  return tool({
    name: "get_issue_comments",
    description: "Get all comments for a Gitea issue or PR. Example: `get_issue_comments({ issue_number: 1234 })`.",
    parameters: GetIssueComments,
    execute: execute(async ({ issue_number }) => {
      ctx.toolState.issueNumber = issue_number;
      const r = await ctx.gitea.request(
        "GET /repos/{owner}/{repo}/issues/{index}/comments",
        { owner: ctx.repo.owner, repo: ctx.repo.name, index: issue_number, limit: 50 }
      );
      const comments = r.data as GiteaComment[];
      return {
        issue_number,
        comments: comments.map((c) => ({ id: c.id, body: c.body, user: c.user?.login })),
        count: comments.length,
      };
    }),
  });
}