Find packages that are causing issues during paru upgrade

paru-find-dep-reason.sh

#!/bin/bash

# Require argument for the package name
if [ -z "$1" ]; then
    # only show script name in usage
    echo "Usage: $(basename $0) <package_name>"
    exit 1
fi

pkgname="$1"

# List all AUR packages to be updated
aur_updates=$(paru -Qua | awk '{print $1}')

# Function to recursively check dependencies
check_dependencies() {
    local pkg=$1
    local parent=$2
    local level=$3
    local indent=$(printf '%*s' $level)
    
    echo "${indent}Checking dependencies for $pkg..."
    
    # Check if the package depends on $pkgname
    if paru -Si "$pkg" | grep -q "$pkgname"; then
        echo "${indent}$pkg (directly depends on $pkgname)"
        return 0
    else
        # Get dependencies of the package
        paru -Si "$pkg" | awk '/Depends On/ {flag=1; next} /Optional Deps/ {flag=0} flag {print}' | tr -d '[:space:]' | tr ',' '\n' | while read -r dep; do
            if [[ $dep != "None" && $dep != "" ]]; then
                echo "${indent}  Checking dependency: $dep"
                check_dependencies "$dep" "$pkg" $((level + 2))
            fi
        done
    fi
}

# Check each AUR package for dependencies
echo "$aur_updates" | while read -r pkg; do
    check_dependencies "$pkg" "" 0
done