Carlos Florêncio
88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
"use client";
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import { useEffect, useCallback, useState, useRef } from "react";
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import { getWebSocketClient } from "@/lib/ws/connection";
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import type { PRCommitInfo } from "@/lib/types/github";
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type PRCommitsState = {
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commits: PRCommitInfo[];
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loading: boolean;
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error: string | null;
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};
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const INITIAL_STATE: PRCommitsState = {
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commits: [],
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loading: false,
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error: null,
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};
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async function fetchPRCommits(
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owner: string,
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repo: string,
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prNumber: number,
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setState: (s: PRCommitsState) => void,
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) {
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const client = getWebSocketClient();
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if (!client) return;
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setState({ commits: [], loading: true, error: null });
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try {
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const response = await client.request<{ commits?: PRCommitInfo[] }>("github.pr_commits.get", {
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owner,
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repo,
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number: prNumber,
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});
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setState({ commits: response?.commits ?? [], loading: false, error: null });
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} catch (err) {
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setState({
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commits: [],
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loading: false,
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error: err instanceof Error ? err.message : "Failed to fetch PR commits",
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});
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}
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}
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/**
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* Fetches the commits in a pull request via WebSocket.
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* Returns commit metadata from the GitHub API.
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*/
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export function usePRCommits(
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owner: string | null,
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repo: string | null,
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prNumber: number | null,
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refreshKey?: string | null,
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) {
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const [state, setState] = useState<PRCommitsState>(INITIAL_STATE);
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const hasParams = !!owner && !!repo && !!prNumber;
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const paramsKeyRef = useRef<string>("");
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const requestIdRef = useRef(0);
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const refresh = useCallback(() => {
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if (!owner || !repo || !prNumber) return;
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const requestId = ++requestIdRef.current;
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void fetchPRCommits(owner, repo, prNumber, (next) => {
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if (requestId !== requestIdRef.current) return;
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setState(next);
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});
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}, [owner, repo, prNumber]);
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useEffect(() => {
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const key = hasParams ? `${owner}/${repo}/${prNumber}/${refreshKey ?? ""}` : "";
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if (key === paramsKeyRef.current) return;
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paramsKeyRef.current = key;
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if (!owner || !repo || !prNumber) {
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requestIdRef.current++; // invalidate in-flight responses
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return;
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}
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const requestId = ++requestIdRef.current;
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void fetchPRCommits(owner, repo, prNumber, (next) => {
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if (requestId !== requestIdRef.current) return;
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setState(next);
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});
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}, [owner, repo, prNumber, hasParams, refreshKey]);
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// Return initial state when params are null to clear stale data
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if (!hasParams) return { ...INITIAL_STATE, refresh };
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return { ...state, refresh };
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}
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