#!/bin/bash
# Test the release automation workflow locally (dry-run mode)
# This script simulates what the GitLab CI pipeline does without making actual changes

set -euo pipefail

readonly SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
readonly REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"

echo "========================================="
echo "bootc Release Automation - Test Mode"
echo "========================================="
echo

cd "$REPO_ROOT"

# Step 1: Test release checker
echo "📡 Step 1: Checking for new releases..."
echo "----------------------------------------"
if ! "$SCRIPT_DIR/check-upstream-release.sh"; then
    echo "❌ Failed to check releases"
    exit 1
fi

echo
echo "📄 Release info:"
cat release.env
echo

source release.env

if [[ "$NEW_RELEASE" != "true" ]]; then
    echo "✅ No new release detected"
    echo "Current version: $CURRENT_VERSION"
    echo "Latest upstream: $VERSION"
    echo
    echo "To test with a fake version, modify check-upstream-release.sh temporarily."
    exit 0
fi

echo "🆕 New release detected: $VERSION"
echo

# Step 2: Test JIRA creation (optional, requires token)
echo "🎫 Step 2: Testing JIRA creation (optional)..."
echo "----------------------------------------"
if [[ -n "${JIRA_API_TOKEN:-}" ]]; then
    echo "JIRA_API_TOKEN is set, testing creation..."
    if JIRA_TICKET=$("$SCRIPT_DIR/create-jira.sh" "$VERSION"); then
        echo "✅ JIRA ticket created: $JIRA_TICKET"
        echo
        echo "⚠️  WARNING: This created a REAL JIRA ticket!"
        echo "You may want to close/delete it: https://issues.redhat.com/browse/$JIRA_TICKET"
    else
        echo "❌ JIRA creation failed (this is OK for testing)"
        JIRA_TICKET="RHEL-TEST-001"
    fi
else
    echo "⏭️  Skipping JIRA creation (JIRA_API_TOKEN not set)"
    JIRA_TICKET="RHEL-TEST-001"
fi
echo

# Step 3: Test spec file update (in a temporary copy)
echo "📝 Step 3: Testing spec file update..."
echo "----------------------------------------"
TEMP_SPEC=$(mktemp)
cp bootc.spec "$TEMP_SPEC"

if "$SCRIPT_DIR/update-spec.py" "$TEMP_SPEC" "$VERSION" "$JIRA_TICKET" "Test Bot <test@example.com>"; then
    echo "✅ Spec file updated successfully"
    echo
    echo "Diff preview:"
    diff -u bootc.spec "$TEMP_SPEC" || true
    echo
else
    echo "❌ Failed to update spec file"
    rm -f "$TEMP_SPEC"
    exit 1
fi

# Verify spec syntax
if rpmspec --parse "$TEMP_SPEC" > /dev/null 2>&1; then
    echo "✅ Spec file syntax is valid"
else
    echo "❌ Spec file has syntax errors"
    rm -f "$TEMP_SPEC"
    exit 1
fi

rm -f "$TEMP_SPEC"
echo

# Step 4: Simulate tarball download
echo "📦 Step 4: Checking tarball availability..."
echo "----------------------------------------"
DOWNLOAD_URL="https://github.com/containers/bootc/releases/download/${RELEASE_TAG}"
TARBALL_MAIN="bootc-${VERSION}.tar.zstd"
TARBALL_VENDOR="bootc-${VERSION}-vendor.tar.zstd"

if curl -I -s -f "${DOWNLOAD_URL}/${TARBALL_MAIN}" > /dev/null; then
    echo "✅ Main tarball exists: ${TARBALL_MAIN}"
else
    echo "❌ Main tarball not found: ${DOWNLOAD_URL}/${TARBALL_MAIN}"
fi

if curl -I -s -f "${DOWNLOAD_URL}/${TARBALL_VENDOR}" > /dev/null; then
    echo "✅ Vendor tarball exists: ${TARBALL_VENDOR}"
else
    echo "❌ Vendor tarball not found: ${DOWNLOAD_URL}/${TARBALL_VENDOR}"
fi
echo

# Summary
echo "========================================="
echo "✅ Test Complete!"
echo "========================================="
echo
echo "Summary:"
echo "  • Release detection: ✅"
echo "  • Spec file update: ✅"
echo "  • Spec syntax validation: ✅"
echo "  • Tarballs available: ✅"
if [[ -n "${JIRA_API_TOKEN:-}" ]]; then
    echo "  • JIRA creation: ✅ (real ticket created: $JIRA_TICKET)"
else
    echo "  • JIRA creation: ⏭️  (skipped, no token)"
fi
echo
echo "Next steps to test full workflow:"
echo "  1. Commit this automation to a test branch"
echo "  2. Configure GitLab CI/CD variables (see AUTOMATION-SETUP.md)"
echo "  3. Push the branch to GitLab"
echo "  4. Run pipeline manually: CI/CD → Pipelines → Run Pipeline"
echo "  5. Add variable: TEST_MODE=true for dry-run"
echo
echo "The real workflow will:"
echo "  • Download tarballs"
echo "  • Upload to lookaside cache with centpkg"
echo "  • Create git branch and commit"
echo "  • Push to GitLab and create MR"
echo