#!/bin/bash

# TimeSafari Android Resource Check Script
# Checks for missing Android resources and automatically fixes common issues
# Author: Matthew Raymer

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
ANDROID_RES_DIR="$PROJECT_ROOT/android/app/src/main/res"
ASSETS_DIR="$PROJECT_ROOT/assets"

echo "=== TimeSafari Android Resource Check ==="
echo "[$(date '+%Y-%m-%d %H:%M:%S')] [INFO] Checking Android resources"

# Function to check if a file exists
check_file() {
    local file="$1"
    local description="$2"
    if [ -f "$file" ]; then
        echo "[✓] $description: $file"
        return 0
    else
        echo "[✗] $description: $file (MISSING)"
        return 1
    fi
}

# Function to check if a directory exists and has files
check_directory() {
    local dir="$1"
    local description="$2"
    if [ -d "$dir" ] && [ "$(ls -A "$dir" 2>/dev/null)" ]; then
        echo "[✓] $description: $dir"
        return 0
    else
        echo "[✗] $description: $dir (MISSING OR EMPTY)"
        return 1
    fi
}

# Track issues
issues_found=0
fixes_applied=0

echo "[INFO] Checking splash screen resources..."
# Check splash screen resources
if ! check_file "$ANDROID_RES_DIR/drawable/splash.png" "Splash screen (light)"; then
    if [ -f "$ASSETS_DIR/splash.png" ]; then
        echo "[FIX] Copying splash.png to Android resources..."
        cp "$ASSETS_DIR/splash.png" "$ANDROID_RES_DIR/drawable/splash.png"
        fixes_applied=$((fixes_applied + 1))
    else
        issues_found=$((issues_found + 1))
    fi
fi

if ! check_file "$ANDROID_RES_DIR/drawable/splash_dark.png" "Splash screen (dark)"; then
    if [ -f "$ASSETS_DIR/splash_dark.png" ]; then
        echo "[FIX] Copying splash_dark.png to Android resources..."
        cp "$ASSETS_DIR/splash_dark.png" "$ANDROID_RES_DIR/drawable/splash_dark.png"
        fixes_applied=$((fixes_applied + 1))
    else
        issues_found=$((issues_found + 1))
    fi
fi

echo "[INFO] Checking launcher icon resources..."
# Check launcher icon resources
required_icons=(
    "mipmap-mdpi/ic_launcher.png"
    "mipmap-hdpi/ic_launcher.png"
    "mipmap-xhdpi/ic_launcher.png"
    "mipmap-xxhdpi/ic_launcher.png"
    "mipmap-xxxhdpi/ic_launcher.png"
    "mipmap-anydpi-v26/ic_launcher.xml"
    "mipmap-anydpi-v26/ic_launcher_round.xml"
)

missing_icons=0
for icon in "${required_icons[@]}"; do
    if ! check_file "$ANDROID_RES_DIR/$icon" "Launcher icon: $icon"; then
        missing_icons=$((missing_icons + 1))
    fi
done

if [ $missing_icons -gt 0 ]; then
    echo "[FIX] Missing launcher icons detected. Running icon generation script..."
    if [ -f "$SCRIPT_DIR/generate-android-icons.sh" ]; then
        "$SCRIPT_DIR/generate-android-icons.sh"
        fixes_applied=$((fixes_applied + 1))
    else
        echo "[ERROR] Icon generation script not found: $SCRIPT_DIR/generate-android-icons.sh"
        issues_found=$((issues_found + 1))
    fi
fi

echo "[INFO] Checking Capacitor platform status..."
# Check if Android platform is properly initialized
if [ ! -d "$PROJECT_ROOT/android" ]; then
    echo "[ERROR] Android platform directory not found"
    issues_found=$((issues_found + 1))
elif [ ! -f "$PROJECT_ROOT/android/app/src/main/AndroidManifest.xml" ]; then
    echo "[ERROR] AndroidManifest.xml not found - platform may be corrupted"
    issues_found=$((issues_found + 1))
else
    echo "[✓] Android platform appears to be properly initialized"
fi

# Check for common build issues
echo "[INFO] Checking for common build issues..."

# Check for invalid resource names (dashes in filenames)
invalid_resources=$(find "$ANDROID_RES_DIR" -name "*-*" -type f 2>/dev/null | grep -E '\.(png|jpg|jpeg|gif|xml)$' || true)
if [ -n "$invalid_resources" ]; then
    echo "[WARNING] Found resources with invalid names (containing dashes):"
    echo "$invalid_resources" | while read -r file; do
        echo "  - $file"
    done
    echo "[INFO] Android resource names must contain only lowercase a-z, 0-9, or underscore"
    issues_found=$((issues_found + 1))
fi

# Summary
echo ""
echo "=== Resource Check Summary ==="
if [ $issues_found -eq 0 ] && [ $fixes_applied -eq 0 ]; then
    echo "[SUCCESS] All Android resources are present and valid"
    exit 0
elif [ $fixes_applied -gt 0 ]; then
    echo "[SUCCESS] Fixed $fixes_applied resource issues automatically"
    if [ $issues_found -gt 0 ]; then
        echo "[WARNING] $issues_found issues remain that require manual attention"
        exit 1
    else
        exit 0
    fi
else
    echo "[ERROR] Found $issues_found resource issues that require manual attention"
    exit 1
fi