#!/bin/bash
# Create or update a shared Forgejo release with branded macOS assets.

set -e

VERSION=""
BRANDS=("agravity")
FORGEJO_USER="${FORGEJO_USER}"
FORGEJO_PASS="${FORGEJO_PASS}"
FORGEJO_URL="https://git.him-tools.de"
REPO="HIM-public/webdrop-bridge"
CLEAR_CREDS=false
PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
BRAND_HELPER="$PROJECT_ROOT/build/scripts/brand_config.py"
MANIFEST_OUTPUT="$PROJECT_ROOT/build/dist/release-manifest.json"

while [[ $# -gt 0 ]]; do
    case $1 in
        -v|--version) VERSION="$2"; shift 2 ;;
        -u|--url) FORGEJO_URL="$2"; shift 2 ;;
        --brand) BRANDS+=("$2"); shift 2 ;;
        --clear-credentials) CLEAR_CREDS=true; shift ;;
        *) echo "Unknown option: $1"; exit 1 ;;
    esac
done

if [ ${#BRANDS[@]} -gt 1 ] && [ "${BRANDS[0]}" = "agravity" ]; then
    BRANDS=("${BRANDS[@]:1}")
fi

if [ "$CLEAR_CREDS" = true ]; then
    unset FORGEJO_USER
    unset FORGEJO_PASS
    echo "[OK] Credentials cleared from this session"
    exit 0
fi

if [ -z "$VERSION" ]; then
    VERSION="$(python3 -c "from pathlib import Path; import sys; sys.path.insert(0, str(Path(r'$PROJECT_ROOT/build/scripts').resolve())); from version_utils import get_current_version; print(get_current_version())")"
fi

if [ -z "$FORGEJO_USER" ] || [ -z "$FORGEJO_PASS" ]; then
    echo "Forgejo credentials not found. Enter your credentials:"
    if [ -z "$FORGEJO_USER" ]; then
        read -r -p "Username: " FORGEJO_USER
    fi
    if [ -z "$FORGEJO_PASS" ]; then
        read -r -s -p "Password: " FORGEJO_PASS
        echo ""
    fi
    export FORGEJO_USER
    export FORGEJO_PASS
fi

ARTIFACTS=()
for BRAND in "${BRANDS[@]}"; do
    BRAND_JSON=$(python3 "$BRAND_HELPER" show --brand "$BRAND")
    BRAND_ID=$(printf '%s' "$BRAND_JSON" | python3 -c 'import json,sys; print(json.load(sys.stdin)["brand_id"])')
    ASSET_PREFIX=$(printf '%s' "$BRAND_JSON" | python3 -c 'import json,sys; print(json.load(sys.stdin)["asset_prefix"])')
    DMG_PATH="$PROJECT_ROOT/build/dist/macos/$BRAND_ID/${ASSET_PREFIX}-${VERSION}-macos-universal.dmg"
    CHECKSUM_PATH="$DMG_PATH.sha256"

    if [ -f "$DMG_PATH" ]; then
        ARTIFACTS+=("$DMG_PATH")
        [ -f "$CHECKSUM_PATH" ] && ARTIFACTS+=("$CHECKSUM_PATH")
        DMG_SIZE=$(du -m "$DMG_PATH" | cut -f1)
        echo "macOS artifact: $(basename "$DMG_PATH") ($DMG_SIZE MB)"
    fi
done

python3 "$BRAND_HELPER" release-manifest --version "$VERSION" --output "$MANIFEST_OUTPUT" --brands "${BRANDS[@]}" >/dev/null
[ -f "$MANIFEST_OUTPUT" ] && ARTIFACTS+=("$MANIFEST_OUTPUT")

if [ ${#ARTIFACTS[@]} -eq 0 ]; then
    echo "ERROR: No macOS artifacts found"
    exit 1
fi

BASIC_AUTH=$(echo -n "${FORGEJO_USER}:${FORGEJO_PASS}" | base64)
RELEASE_URL="$FORGEJO_URL/api/v1/repos/$REPO/releases"
RELEASE_LOOKUP_URL="$FORGEJO_URL/api/v1/repos/$REPO/releases/tags/v$VERSION"

RESPONSE=$(curl -s -H "Authorization: Basic $BASIC_AUTH" "$RELEASE_LOOKUP_URL")
RELEASE_ID=$(echo "$RESPONSE" | grep -o '"id":[0-9]*' | head -1 | cut -d':' -f2)

if [ -z "$RELEASE_ID" ]; then
    RELEASE_DATA=$(cat <<EOF
{
  "tag_name": "v$VERSION",
  "name": "WebDropBridge v$VERSION",
  "body": "Shared branded release for WebDrop Bridge v$VERSION",
  "draft": false,
  "prerelease": false
}
EOF
)
    RESPONSE=$(curl -s -X POST \
        -H "Authorization: Basic $BASIC_AUTH" \
        -H "Content-Type: application/json" \
        -d "$RELEASE_DATA" \
        "$RELEASE_URL")
    RELEASE_ID=$(echo "$RESPONSE" | grep -o '"id":[0-9]*' | head -1 | cut -d':' -f2)
fi

if [ -z "$RELEASE_ID" ]; then
    echo "ERROR creating or finding release"
    echo "$RESPONSE"
    exit 1
fi

UPLOAD_URL="$FORGEJO_URL/api/v1/repos/$REPO/releases/$RELEASE_ID/assets"
for ARTIFACT in "${ARTIFACTS[@]}"; do
    HTTP_CODE=$(curl -s -w "%{http_code}" -X POST \
        -H "Authorization: Basic $BASIC_AUTH" \
        -F "attachment=@$ARTIFACT" \
        "$UPLOAD_URL" \
        -o /tmp/curl_response.txt)

    if [ "$HTTP_CODE" -eq 201 ] || [ "$HTTP_CODE" -eq 200 ]; then
        echo "[OK] Uploaded $(basename "$ARTIFACT")"
    else
        echo "ERROR uploading $(basename "$ARTIFACT") (HTTP $HTTP_CODE)"
        cat /tmp/curl_response.txt
        exit 1
    fi
done

echo ""
echo "[OK] Release complete!"
echo "View at: $FORGEJO_URL/$REPO/releases/tag/v$VERSION"