#!/bin/bash
# AOT Build and Test Script for POP_OS/Linux
# This script builds the Htmx.ApiDemo application with AOT compilation enabled
# and runs the application to check for trimming issues

# Set error handling
set -e

# Initialize flags
RUN_ONLY=false
BUILD_ONLY=false

# Parse command line arguments
while [[ $# -gt 0 ]]; do
    case $1 in
        --run-only)
            RUN_ONLY=true
            shift
            ;;
        --build-only)
            BUILD_ONLY=true
            shift
            ;;
        *)
            echo "Unknown option: $1"
            echo "Usage: $0 [--run-only] [--build-only]"
            exit 1
            ;;
    esac
done

# Define paths
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/../../.." && pwd)"
API_DEMO_PROJECT="$PROJECT_ROOT/Htmx.ApiDemo"
PUBLISH_PATH="$SCRIPT_DIR/Publish"

echo "========================================"
echo "AOT Build and Test Script"
echo "========================================"
echo ""

if [ "$RUN_ONLY" = false ]; then
    echo "Starting AOT Build Process..."
    echo "Project Path: $API_DEMO_PROJECT"
    echo "Publish Path: $PUBLISH_PATH"
    echo ""

    # Clean previous publish folder if it exists
    if [ -d "$PUBLISH_PATH" ]; then
        echo "Cleaning previous publish folder..."
        rm -rf "$PUBLISH_PATH"
    fi

    # Create publish folder
    mkdir -p "$PUBLISH_PATH"

    # Navigate to project directory
    cd "$API_DEMO_PROJECT" || exit 1

    # Run dotnet publish with AOT enabled
    # PublishAot=true is already set in the .csproj
    # A Runtime Identifier (RID) is required for AOT compilation
    echo "Publishing with AOT compilation enabled (linux-x64)..."
    
    if ! dotnet publish -c Release -r linux-x64 -o "$PUBLISH_PATH" \
        -p:DebugSymbols=false \
        -p:DebugType=none; then
        echo "Build failed!"
        exit 1
    fi

    echo "AOT build completed successfully!"
    echo ""

    # Copy appsettings.Development.json over appsettings.json in the publish folder
    # so the AOT executable has the correct connection strings for local testing
    DEV_SETTINGS="$API_DEMO_PROJECT/appsettings.Development.json"
    PUBLISHED_SETTINGS="$PUBLISH_PATH/appsettings.json"
    if [ -f "$DEV_SETTINGS" ]; then
        echo "Copying appsettings.Development.json -> appsettings.json in publish folder..."
        cp -f "$DEV_SETTINGS" "$PUBLISHED_SETTINGS"
        echo "Done."
        echo ""
    else
        echo "Warning: appsettings.Development.json not found, skipping copy."
    fi
fi

if [ "$BUILD_ONLY" = false ]; then
    echo "Starting Application..."
    echo ""

    # Find the executable
    EXECUTABLE=$(find "$PUBLISH_PATH" -type f -perm /u+x ! -name "*.so" ! -name "*.a" ! -name "*.o" | head -n 1)

    if [ -z "$EXECUTABLE" ]; then
        echo "Executable not found in publish directory!"
        exit 1
    fi

    echo "Running: $EXECUTABLE"
    echo "Press Ctrl+C to stop the application"
    echo ""

    # cd into publish dir so appsettings.json is found relative to the executable
    cd "$PUBLISH_PATH" || exit 1
    "$EXECUTABLE"
fi

echo ""
echo "========================================"
echo "AOT Test Complete"
echo "========================================"