husteno-o feat: code review system, type safety, error handling, AI provider fallback · 9/9/2026
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import { githubClient } from "@devpulse/github";
import { SlashCommandBuilder } from "discord.js";
import { createErrorEmbed, createInvestigationEmbed } from "../ui/embeds.js";
import type { Command } from "./types.js";
export const investigateCommand: Command = {
data: new SlashCommandBuilder()
.setName("investigate")
.setDescription(
"GitHub Investigation: trace complete lifecycle timelines (Issue -> Commit -> PR -> Release)",
)
.addSubcommand((sub) =>
sub
.setName("issue")
.setDescription("Investigate issue lifecycle, related commits, PRs, and resolution")
.addStringOption((opt) =>
opt.setName("repo").setDescription("Repository format 'owner/repo'").setRequired(true),
)
.addIntegerOption((opt) =>
opt.setName("number").setDescription("Issue number").setRequired(true),
),
)
.addSubcommand((sub) =>
sub
.setName("pr")
.setDescription("Investigate pull request lifecycle, reviews, approvals, and releases")
.addStringOption((opt) =>
opt.setName("repo").setDescription("Repository format 'owner/repo'").setRequired(true),
)
.addIntegerOption((opt) =>
opt.setName("number").setDescription("Pull request number").setRequired(true),
),
),
async execute(interaction) {
await interaction.deferReply();
const subcommand = interaction.options.getSubcommand();
const repoInput = interaction.options.getString("repo", true);
const number = interaction.options.getInteger("number", true);
try {
if (subcommand === "issue") {
const timeline = await githubClient.investigateIssue(repoInput, number);
const embed = createInvestigationEmbed(timeline);
await interaction.editReply({ embeds: [embed] });
return;
}
if (subcommand === "pr") {
const timeline = await githubClient.investigatePR(repoInput, number);
const embed = createInvestigationEmbed(timeline);
await interaction.editReply({ embeds: [embed] });
return;
}
} catch (err: unknown) {
await interaction.editReply({
embeds: [createErrorEmbed(err instanceof Error ? err : new Error(String(err)))],
});
}
},
};