#!/bin/bash
# Create a PR in Gitea for the current branch
# Usage: gitea-pr.sh [title] [body]
# Runs validation before creating PR

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
GITEA_URL="https://gitea-http.taildb3494.ts.net"
REPO="will/claude-code"
TOKEN_FILE="$HOME/.config/gitea-token"

if [[ ! -f "$TOKEN_FILE" ]]; then
    echo "Error: Gitea token not found at $TOKEN_FILE" >&2
    exit 1
fi

TOKEN=$(cat "$TOKEN_FILE")

# Get current branch
BRANCH=$(git rev-parse --abbrev-ref HEAD)

if [[ "$BRANCH" == "main" ]]; then
    echo "Error: Cannot create PR from main branch" >&2
    exit 1
fi

# Run validation
echo "Running pre-PR validation..."
if ! "$SCRIPT_DIR/validate-pr.sh"; then
    echo "Error: Validation failed. Fix issues before creating PR." >&2
    exit 1
fi
echo ""

# Default title from branch name
TITLE="${1:-$BRANCH}"
BODY="${2:-Auto-generated PR for $BRANCH}"

# Create PR via API
RESPONSE=$(curl -s -X POST \
    -H "Authorization: token $TOKEN" \
    -H "Content-Type: application/json" \
    -d "{
        \"title\": \"$TITLE\",
        \"body\": \"$BODY\",
        \"head\": \"$BRANCH\",
        \"base\": \"main\"
    }" \
    "$GITEA_URL/api/v1/repos/$REPO/pulls")

# Extract PR URL or error
PR_URL=$(echo "$RESPONSE" | python3 -c "
import sys, json
d = json.load(sys.stdin)
if 'html_url' in d:
    print(d['html_url'])
elif 'message' in d:
    print(f\"Error: {d['message']}\", file=sys.stderr)
    sys.exit(1)
else:
    print(f'Unexpected response: {d}', file=sys.stderr)
    sys.exit(1)
" 2>&1)

if [[ $? -eq 0 ]]; then
    echo "PR created: $PR_URL"
else
    echo "$PR_URL" >&2
    exit 1
fi