#!/bin/bash

# Unified release build script that dispatches to platform-specific scripts.

set -uo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_DIR="$(dirname "$SCRIPT_DIR")"

# Color output
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

echo "=== Slopsmith Desktop Build ==="
echo ""

# Detect platform
# CROSS-PLATFORM NOTE: MINGW*, MSYS*, and CYGWIN* patterns must all be checked
# to properly detect Windows environment. Git Bash sets OSTYPE to msys, but we
# also check for MINGW and CYGWIN to cover all Windows bash environments.
PLATFORM=""
case "$(uname -s)" in
    Linux*)
        PLATFORM="linux"
        ;;
    Darwin*)
        PLATFORM="macos"
        ;;
    MINGW*|MSYS*|CYGWIN*)
        PLATFORM="windows"
        ;;
    *)
        echo -e "${RED}Error: Unsupported platform: $(uname -s)${NC}" >&2
        echo "Supported platforms: Linux, macOS, Windows (Git Bash)" >&2
        exit 1
        ;;
esac

echo -e "${GREEN}Platform:${NC} $PLATFORM"
echo ""

case "$PLATFORM" in
    linux)
        # Check if running on Ubuntu
        if [[ -f /etc/os-release ]] && grep -q '^ID=ubuntu' /etc/os-release; then
            # Ubuntu: Use native Ubuntu build
            if [[ -f "$SCRIPT_DIR/build-linux-ubuntu.sh" ]]; then
                bash "$SCRIPT_DIR/build-linux-ubuntu.sh"
            else
                echo -e "${RED}Error: build-linux-ubuntu.sh not found${NC}" >&2
                exit 1
            fi
        else
            # Other Linux: Use Docker for reproducibility across distros
            if [[ -f "$SCRIPT_DIR/build-linux-docker.sh" ]]; then
                bash "$SCRIPT_DIR/build-linux-docker.sh"
            else
                echo -e "${RED}Error: build-linux-docker.sh not found${NC}" >&2
                exit 1
            fi
        fi
        ;;
    macos)
        if [[ -f "$SCRIPT_DIR/build-macos.sh" ]]; then
            bash "$SCRIPT_DIR/build-macos.sh"
        else
            echo -e "${RED}Error: build-macos.sh not found${NC}" >&2
            exit 1
        fi
        ;;
    windows)
        if [[ -f "$SCRIPT_DIR/build-windows.sh" ]]; then
            bash "$SCRIPT_DIR/build-windows.sh"
        else
            echo -e "${RED}Error: build-windows.sh not found${NC}" >&2
            exit 1
        fi
        ;;
    *)
        echo -e "${RED}Error: Unexpected platform: $PLATFORM${NC}" >&2
        exit 1
        ;;
esac

# The exit code from the platform build script
exit_code=$?

if [[ $exit_code -eq 0 ]]; then
    echo ""
    echo -e "${GREEN}✓${NC} Build complete!"
    echo "Artifacts: $PROJECT_DIR/release/"
else
    echo ""
    echo -e "${RED}✗${NC} Build failed"
fi

exit $exit_code