#!/bin/bash

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

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
IOS_ASSETS_DIR="$PROJECT_ROOT/ios/App/App/Assets.xcassets"
RESOURCES_DIR="$PROJECT_ROOT/resources/ios"

echo "=== TimeSafari iOS Resource Check ==="
echo "[$(date '+%Y-%m-%d %H:%M:%S')] [INFO] Checking iOS 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 iOS asset catalog structure..."
# Check if Assets.xcassets directory exists
if ! check_directory "$IOS_ASSETS_DIR" "iOS Assets.xcassets directory"; then
    echo "[FIX] Creating iOS Assets.xcassets directory..."
    mkdir -p "$IOS_ASSETS_DIR"
    fixes_applied=$((fixes_applied + 1))
fi

# Check main Contents.json
if ! check_file "$IOS_ASSETS_DIR/Contents.json" "Main Assets.xcassets Contents.json"; then
    echo "[FIX] Creating main Assets.xcassets Contents.json..."
    cat > "$IOS_ASSETS_DIR/Contents.json" << 'EOF'
{
  "info" : {
    "version" : 1,
    "author" : "xcode"
  }
}
EOF
    fixes_applied=$((fixes_applied + 1))
fi

echo "[INFO] Checking App Icon resources..."
# Check App Icon directory
if ! check_directory "$IOS_ASSETS_DIR/AppIcon.appiconset" "App Icon directory"; then
    echo "[FIX] Creating App Icon directory..."
    mkdir -p "$IOS_ASSETS_DIR/AppIcon.appiconset"
    fixes_applied=$((fixes_applied + 1))
fi

# Check App Icon Contents.json
if ! check_file "$IOS_ASSETS_DIR/AppIcon.appiconset/Contents.json" "App Icon Contents.json"; then
    echo "[FIX] Creating App Icon Contents.json..."
    cat > "$IOS_ASSETS_DIR/AppIcon.appiconset/Contents.json" << 'EOF'
{
  "images" : [
    {
      "idiom" : "iphone",
      "scale" : "2x",
      "size" : "20x20"
    },
    {
      "idiom" : "iphone",
      "scale" : "3x",
      "size" : "20x20"
    },
    {
      "idiom" : "iphone",
      "scale" : "2x",
      "size" : "29x29"
    },
    {
      "idiom" : "iphone",
      "scale" : "3x",
      "size" : "29x29"
    },
    {
      "idiom" : "iphone",
      "scale" : "2x",
      "size" : "40x40"
    },
    {
      "idiom" : "iphone",
      "scale" : "3x",
      "size" : "40x40"
    },
    {
      "idiom" : "iphone",
      "scale" : "2x",
      "size" : "60x60"
    },
    {
      "idiom" : "iphone",
      "scale" : "3x",
      "size" : "60x60"
    },
    {
      "idiom" : "ipad",
      "scale" : "1x",
      "size" : "20x20"
    },
    {
      "idiom" : "ipad",
      "scale" : "2x",
      "size" : "20x20"
    },
    {
      "idiom" : "ipad",
      "scale" : "1x",
      "size" : "29x29"
    },
    {
      "idiom" : "ipad",
      "scale" : "2x",
      "size" : "29x29"
    },
    {
      "idiom" : "ipad",
      "scale" : "1x",
      "size" : "40x40"
    },
    {
      "idiom" : "ipad",
      "scale" : "2x",
      "size" : "40x40"
    },
    {
      "idiom" : "ipad",
      "scale" : "2x",
      "size" : "76x76"
    },
    {
      "idiom" : "ipad",
      "scale" : "2x",
      "size" : "83.5x83.5"
    },
    {
      "idiom" : "ios-marketing",
      "scale" : "1x",
      "size" : "1024x1024"
    }
  ],
  "info" : {
    "author" : "xcode",
    "version" : 1
  }
}
EOF
    fixes_applied=$((fixes_applied + 1))
fi

echo "[INFO] Checking Splash Screen resources..."
# Check Splash directory
if ! check_directory "$IOS_ASSETS_DIR/Splash.imageset" "Splash screen directory"; then
    echo "[FIX] Creating Splash screen directory..."
    mkdir -p "$IOS_ASSETS_DIR/Splash.imageset"
    fixes_applied=$((fixes_applied + 1))
fi

# Check Splash Contents.json
if ! check_file "$IOS_ASSETS_DIR/Splash.imageset/Contents.json" "Splash screen Contents.json"; then
    echo "[FIX] Creating Splash screen Contents.json..."
    cat > "$IOS_ASSETS_DIR/Splash.imageset/Contents.json" << 'EOF'
{
  "images" : [
    {
      "idiom" : "universal",
      "scale" : "1x"
    },
    {
      "idiom" : "universal",
      "scale" : "2x"
    },
    {
      "idiom" : "universal",
      "scale" : "3x"
    }
  ],
  "info" : {
    "author" : "xcode",
    "version" : 1
  }
}
EOF
    fixes_applied=$((fixes_applied + 1))
fi

# Check SplashDark directory
if ! check_directory "$IOS_ASSETS_DIR/SplashDark.imageset" "Dark splash screen directory"; then
    echo "[FIX] Creating Dark splash screen directory..."
    mkdir -p "$IOS_ASSETS_DIR/SplashDark.imageset"
    fixes_applied=$((fixes_applied + 1))
fi

# Check SplashDark Contents.json
if ! check_file "$IOS_ASSETS_DIR/SplashDark.imageset/Contents.json" "Dark splash screen Contents.json"; then
    echo "[FIX] Creating Dark splash screen Contents.json..."
    cat > "$IOS_ASSETS_DIR/SplashDark.imageset/Contents.json" << 'EOF'
{
  "images" : [
    {
      "idiom" : "universal",
      "scale" : "1x"
    },
    {
      "idiom" : "universal",
      "scale" : "2x"
    },
    {
      "idiom" : "universal",
      "scale" : "3x"
    }
  ],
  "info" : {
    "author" : "xcode",
    "version" : 1
  }
}
EOF
    fixes_applied=$((fixes_applied + 1))
fi

echo "[INFO] Checking source resource files..."
# Check if source resources exist
if ! check_file "$RESOURCES_DIR/icon/icon.png" "iOS icon source"; then
    issues_found=$((issues_found + 1))
fi

if ! check_file "$RESOURCES_DIR/splash/splash.png" "iOS splash source"; then
    issues_found=$((issues_found + 1))
fi

if ! check_file "$RESOURCES_DIR/splash/splash_dark.png" "iOS dark splash source"; then
    issues_found=$((issues_found + 1))
fi

echo "[INFO] Checking iOS platform status..."
# Check if iOS platform is properly initialized
if [ ! -d "$PROJECT_ROOT/ios" ]; then
    echo "[ERROR] iOS platform directory not found"
    issues_found=$((issues_found + 1))
elif [ ! -f "$PROJECT_ROOT/ios/App/App/Info.plist" ]; then
    echo "[ERROR] Info.plist not found - platform may be corrupted"
    issues_found=$((issues_found + 1))
else
    echo "[✓] iOS platform appears to be properly initialized"
fi

# Summary
echo ""
echo "=== iOS Resource Check Summary ==="
if [ $issues_found -eq 0 ] && [ $fixes_applied -eq 0 ]; then
    echo "[SUCCESS] All iOS 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"
        echo "[NOTE] iOS builds require macOS with Xcode - cannot build on Linux"
        exit 1
    else
        exit 0
    fi
else
    echo "[ERROR] Found $issues_found resource issues that require manual attention"
    echo "[NOTE] iOS builds require macOS with Xcode - cannot build on Linux"
    exit 1
fi