add install script

install.sh

@@ -0,0 +1,128 @@
+#!/bin/bash
+clear
+
+# Check if package is installed
+_isInstalledPacman() {
+    package="$1";
+    check="$(sudo pacman -Qs --color always "${package}" | grep "local" | grep "${package} ")";
+    if [ -n "${check}" ] ; then
+        echo 0; #'0' means 'true' in Bash
+        return; #true
+    fi;
+    echo 1; #'1' means 'false' in Bash
+    return; #false
+}
+
+# Install required packages
+_installPackagesPacman() {
+    toInstall=();
+    for pkg; do
+        if [[ $(_isInstalledPacman "${pkg}") == 0 ]]; then
+            echo "${pkg} is already installed.";
+            continue;
+        fi;
+        toInstall+=("${pkg}");
+    done;
+    if [[ "${toInstall[@]}" == "" ]] ; then
+        # echo "All pacman packages are already installed.";
+        return;
+    fi;
+    printf "Package not installed:\n%s\n" "${toInstall[@]}";
+    sudo pacman --noconfirm -S "${toInstall[@]}";
+}
+
+# Required packages for the installer
+packages=(
+    "wget"
+    "unzip"
+    "gum"
+    "rsync"
+)
+
+# Some colors
+GREEN='\033[0;32m'
+NONE='\033[0m'
+
+# Header
+echo -e "${GREEN}"
+cat <<"EOF"
+ _           _        _ _           
+(_)_ __  ___| |_ __ _| | | ___ _ __ 
+| | '_ \/ __| __/ _` | | |/ _ \ '__|
+| | | | \__ \ || (_| | | |  __/ |   
+|_|_| |_|___/\__\__,_|_|_|\___|_|   
+
+EOF
+echo "for ML4W dotfiles"
+echo
+echo -e "${NONE}"
+echo "This script will support you to download the latest version of Yumi's dotfiles".
+echo
+while true; do
+    read -p "DO YOU WANT TO START THE INSTALLATION NOW? (Yy/Nn): " yn
+    case $yn in
+        [Yy]* )
+            echo "Installation started."
+            echo
+        break;;
+        [Nn]* ) 
+            echo "Installation canceled."
+            exit;
+        break;;
+        * ) echo "Please answer yes or no.";;
+    esac
+done
+
+# Synchronizing package databases
+sudo pacman -Sy
+echo
+
+# Install required packages
+echo ":: Checking that required packages are installed..."
+_installPackagesPacman "${packages[@]}";
+echo
+
+# Double check rsync
+if ! command -v rsync &> /dev/null; then
+    echo ":: Force rsync installation"
+    sudo pacman -S rsync --noconfirm
+else
+    echo ":: rsync double checked"
+fi
+echo
+
+# Select the dotfiles version
+echo "Choosing the version won't matter, this is a placeholder. The same version will be installed as of now."
+version=$(gum choose "main-release" "rolling-release")
+if [ "$version" == "main-release" ] ;then
+    wget -P ~/Downloads/ https://github.com/YumisWorld/dotfiles/archive/refs/heads/master.zip
+    v="main"
+elif [ "$version" == "rolling-release" ] ;then
+    wget -P ~/Downloads/ https://github.com/YumisWorld/dotfiles/archive/refs/heads/master.zip
+    v="dev"
+else
+    exit 130
+fi
+echo ":: Download complete."
+echo ""
+
+# Unzip
+unzip -o -q ~/Downloads/dotfiles-$v.zip -d ~/Downloads/
+echo ":: Unzip complete."
+cd $HOME/Downloads/dotfiles-$v
+echo ":: Changed into ~/Downloads/dotfiles-$v/"
+
+# Start the installatiom
+if gum confirm "DO YOU WANT TO START THE INSTALLATION NOW?" ;then
+    echo
+    echo "Starting the installation now..."
+    sleep 2
+    ./install.sh
+elif [ $? -eq 130 ]; then
+        exit 130
+else
+    echo "Installation canceled."
+    echo "You can start the installation manually with ~/Downloads/dotfiles-$version/install.sh"
+    exit;
+fi
+