Add gitea-pr script and PR review workflow (#1)
Adds bin/gitea-pr script for gitea PR workflow. Reviewed-on: #1 Co-authored-by: Brad Anderson <brad@branderson.io> Co-committed-by: Brad Anderson <brad@branderson.io>
This commit was merged in pull request #1.
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Executable
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#!/bin/bash
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set -euo pipefail
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GITEA_TOKEN_FILE="${GITEA_TOKEN_FILE:-$HOME/.config/gitea/token}"
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function usage() {
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echo "Usage: gitea-pr create [--title TITLE] [--body BODY] [--base BRANCH]"
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echo " gitea-pr comments PR_NUMBER"
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echo " gitea-pr merge PR_NUMBER"
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echo ""
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echo "Requires GITEA_SSH_HOST and GITEA_API set in the environment (e.g. in" \
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"your shell profile), and a token at $GITEA_TOKEN_FILE (or GITEA_TOKEN" \
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"set for this invocation only)."
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}
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function require_config() {
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if [ -z "${GITEA_SSH_HOST:-}" ]; then
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echo "GITEA_SSH_HOST is not set. Add 'export GITEA_SSH_HOST=<gitea ssh hostname>'" \
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"(e.g. gitbox.bradina.localdomain) to ~/.profile.local" >&2
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exit 1
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fi
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if [ -z "${GITEA_API:-}" ]; then
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echo "GITEA_API is not set. Add 'export GITEA_API=https://<gitea host>/api/v1'" \
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"(e.g. https://gitbox.branderson.io/api/v1) to ~/.profile.local" >&2
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exit 1
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fi
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}
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function require_token() {
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if [ -z "${GITEA_TOKEN:-}" ] && [ -f "$GITEA_TOKEN_FILE" ]; then
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GITEA_TOKEN=$(<"$GITEA_TOKEN_FILE")
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fi
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if [ -z "${GITEA_TOKEN:-}" ]; then
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echo "No Gitea token found. Generate one in the Gitea web UI" \
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"(Settings > Applications, scopes write:repository + write:issue)" \
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"and save it to $GITEA_TOKEN_FILE (chmod 600), or set GITEA_TOKEN" \
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"in the environment for this invocation only." >&2
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exit 1
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fi
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}
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function gitea_owner_repo() {
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local remote_url host owner_repo
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remote_url=$(git remote get-url origin 2>/dev/null) || {
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echo "No 'origin' remote found in this repository" >&2
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exit 1
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}
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host=$(echo "$remote_url" | sed -E 's#^[^@]+@([^:]+):.*#\1#')
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if [ "$host" != "$GITEA_SSH_HOST" ]; then
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echo "origin remote ($remote_url) is not on $GITEA_SSH_HOST; gitea-pr only supports this host" >&2
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exit 1
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fi
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owner_repo=$(echo "$remote_url" | sed -E 's#^[^@]+@[^:]+:##; s#\.git$##')
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echo "$owner_repo"
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}
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if [ "$#" -lt 1 ]; then
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usage
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exit 1
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fi
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subcommand="$1"
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shift
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case "$subcommand" in
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create|comments|merge)
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require_config
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require_token
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owner_repo=$(gitea_owner_repo)
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owner="${owner_repo%%/*}"
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repo="${owner_repo##*/}"
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;;
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*)
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usage
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exit 1
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;;
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esac
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case "$subcommand" in
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create)
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title=""
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body=""
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base=""
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while [ "$#" -gt 0 ]; do
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case "$1" in
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--title) title="$2"; shift 2 ;;
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--body) body="$2"; shift 2 ;;
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--base) base="$2"; shift 2 ;;
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*) echo "Unknown option: $1" >&2; usage; exit 1 ;;
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esac
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done
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current_branch=$(git rev-parse --abbrev-ref HEAD)
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if [ "$current_branch" = "HEAD" ]; then
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echo "Detached HEAD: check out the feature branch before creating a PR" >&2
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exit 1
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fi
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if [ -z "$base" ]; then
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base=$(git symbolic-ref refs/remotes/origin/HEAD 2>/dev/null | sed 's#refs/remotes/origin/##' || true)
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base="${base:-main}"
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fi
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if [ -z "$title" ]; then
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title="$current_branch"
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fi
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response=$(curl -sS -w '\n%{http_code}' -X POST "${GITEA_API}/repos/${owner}/${repo}/pulls" \
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-H "Authorization: token ${GITEA_TOKEN}" \
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-H "Content-Type: application/json" \
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-d "$(jq -n --arg head "$current_branch" --arg base "$base" --arg title "$title" --arg body "$body" \
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'{head: $head, base: $base, title: $title, body: $body}')")
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http_code=$(echo "$response" | tail -1)
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json=$(echo "$response" | sed '$d')
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if [ "$http_code" -lt 200 ] || [ "$http_code" -ge 300 ]; then
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echo "Failed to create PR (HTTP $http_code):" >&2
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echo "$json" >&2
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exit 1
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fi
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echo "$json" | jq -r '.html_url'
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;;
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comments)
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pr_number="${1:-}"
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if [ -z "$pr_number" ]; then
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echo "Usage: gitea-pr comments PR_NUMBER" >&2
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exit 1
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fi
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echo "=== Issue comments ==="
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response=$(curl -sS -w '\n%{http_code}' "${GITEA_API}/repos/${owner}/${repo}/issues/${pr_number}/comments" \
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-H "Authorization: token ${GITEA_TOKEN}")
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http_code=$(echo "$response" | tail -1)
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json=$(echo "$response" | sed '$d')
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if [ "$http_code" -lt 200 ] || [ "$http_code" -ge 300 ]; then
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echo "Failed to fetch issue comments (HTTP $http_code):" >&2
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echo "$json" >&2
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exit 1
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fi
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echo "$json" | jq -r '.[] | "[\(.user.login) @ \(.created_at)]\n\(.body)\n"'
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echo "=== Reviews ==="
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response=$(curl -sS -w '\n%{http_code}' "${GITEA_API}/repos/${owner}/${repo}/pulls/${pr_number}/reviews" \
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-H "Authorization: token ${GITEA_TOKEN}")
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http_code=$(echo "$response" | tail -1)
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reviews_json=$(echo "$response" | sed '$d')
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if [ "$http_code" -lt 200 ] || [ "$http_code" -ge 300 ]; then
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echo "Failed to fetch reviews (HTTP $http_code):" >&2
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echo "$reviews_json" >&2
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exit 1
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fi
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echo "$reviews_json" | jq -r '.[] | select(.body != "") | "[\(.user.login) @ \(.submitted_at) — \(.state)]\n\(.body)\n"'
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echo "=== Inline review comments ==="
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review_ids=$(echo "$reviews_json" | jq -r '.[] | select(.comments_count > 0) | .id')
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for review_id in $review_ids; do
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response=$(curl -sS -w '\n%{http_code}' \
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"${GITEA_API}/repos/${owner}/${repo}/pulls/${pr_number}/reviews/${review_id}/comments" \
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-H "Authorization: token ${GITEA_TOKEN}")
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http_code=$(echo "$response" | tail -1)
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json=$(echo "$response" | sed '$d')
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if [ "$http_code" -lt 200 ] || [ "$http_code" -ge 300 ]; then
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echo "Failed to fetch comments for review ${review_id} (HTTP $http_code):" >&2
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echo "$json" >&2
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exit 1
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fi
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echo "$json" | jq -r '.[] | "[\(.user.login) @ \(.path):\(.line // "?")]\n\(.body)\n"'
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done
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;;
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merge)
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pr_number="${1:-}"
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if [ -z "$pr_number" ]; then
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echo "Usage: gitea-pr merge PR_NUMBER" >&2
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exit 1
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fi
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response=$(curl -sS -w '\n%{http_code}' -X POST "${GITEA_API}/repos/${owner}/${repo}/pulls/${pr_number}/merge" \
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-H "Authorization: token ${GITEA_TOKEN}" \
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-H "Content-Type: application/json" \
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-d '{"Do": "merge"}')
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http_code=$(echo "$response" | tail -1)
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json=$(echo "$response" | sed '$d')
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if [ "$http_code" -lt 200 ] || [ "$http_code" -ge 300 ]; then
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echo "Failed to merge PR #${pr_number} (HTTP $http_code):" >&2
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echo "$json" >&2
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exit 1
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fi
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echo "Merged PR #${pr_number}"
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;;
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esac
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