Add extra folder with dependency resolver scripts. Eventually this will cover several distributions, but for now Arch only.

extra/arch-linux.sh

@@ -0,0 +1,229 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# Keep select menus one item per line for screen readers.
+export COLUMNS=1
+
+missingRequired=()
+installPlan=()
+
+add_missing_package() {
+    local package="$1"
+    local existing
+
+    for existing in "${missingRequired[@]}"; do
+        [[ "$existing" == "$package" ]] && return
+    done
+    missingRequired+=("$package")
+}
+
+add_install_package() {
+    local package="$1"
+    local existing
+
+    for existing in "${installPlan[@]}"; do
+        [[ "$existing" == "$package" ]] && return
+    done
+    installPlan+=("$package")
+}
+
+command_exists() {
+    command -v "$1" &> /dev/null
+}
+
+python_import_works() {
+    local code="$1"
+
+    command_exists python3 && python3 -c "$code" &> /dev/null
+}
+
+has_any_command() {
+    local commandName
+
+    for commandName in "$@"; do
+        if command_exists "$commandName"; then
+            return 0
+        fi
+    done
+    return 1
+}
+
+prompt_install() {
+    local prompt="$1"
+    shift
+    local packages=("$@")
+    local choice
+
+    printf '%s\n' "$prompt"
+    printf 'Packages: %s\n' "${packages[*]}"
+    PS3="Select an option: "
+    select choice in "Yes" "Exit installer"; do
+        case "$choice" in
+            "Yes")
+                for package in "${packages[@]}"; do
+                    add_install_package "$package"
+                done
+                return
+                ;;
+            "Exit installer")
+                echo "Exiting without installing packages."
+                exit 1
+                ;;
+            *)
+                echo "Please choose 1 or 2."
+                ;;
+        esac
+    done
+}
+
+install_packages() {
+    if command_exists yay; then
+        yay -S --needed "$@"
+    else
+        sudo pacman -S --needed "$@"
+    fi
+}
+
+prompt_install_choice() {
+    local prompt="$1"
+    shift
+    local choice
+    local index
+    local reply
+    local options=("Skip" "$@" "Exit installer")
+    local packages
+
+    printf '%s\n' "$prompt"
+    while true; do
+        for index in "${!options[@]}"; do
+            printf '%d) %s\n' "$((index + 1))" "${options[$index]}"
+        done
+        read -r -p "Select a package to install [1]: " reply
+        if [[ -z "$reply" ]]; then
+            reply=1
+        fi
+        if [[ ! "$reply" =~ ^[0-9]+$ ]] || (( reply < 1 || reply > ${#options[@]} )); then
+            echo "Please choose a listed option."
+            continue
+        fi
+        choice="${options[$((reply - 1))]}"
+        case "$choice" in
+            "Skip")
+                return
+                ;;
+            "Exit installer")
+                echo "Exiting without installing packages."
+                exit 1
+                ;;
+            *)
+                read -r -a packages <<< "$choice"
+                for package in "${packages[@]}"; do
+                    add_install_package "$package"
+                done
+                return
+                ;;
+        esac
+    done
+}
+
+check_required_dependencies() {
+    command_exists dialog || add_missing_package dialog
+    command_exists i3 || add_missing_package i3-wm
+    command_exists jq || add_missing_package jq
+    command_exists python3 || add_missing_package python
+    command_exists rsync || add_missing_package rsync
+    command_exists yad || add_missing_package yad
+    command_exists xdotool || add_missing_package xdotool
+    command_exists xdg-open || add_missing_package xdg-utils
+
+    if ! python_import_works 'import i3ipc'; then
+        add_missing_package python-i3ipc
+    fi
+
+    if ! python_import_works 'import gi; gi.require_version("Atk", "1.0"); gi.require_version("Gdk", "3.0"); gi.require_version("Gio", "2.0"); gi.require_version("GLib", "2.0"); gi.require_version("Gtk", "3.0"); from gi.repository import Atk, Gdk, Gio, GLib, Gtk'; then
+        add_missing_package python-gobject
+    fi
+
+    if ! command_exists pandoc && ! command_exists markdown; then
+        add_missing_package discount
+    fi
+}
+
+check_provider_dependencies() {
+    local emailChoices=(thunderbird evolution)
+    local browserChoices=(firefox chromium epiphany midori seamonkey vivaldi)
+    local screenReaderChoices=(orca)
+
+    if command_exists yay; then
+        emailChoices+=(betterbird)
+        browserChoices+=(brave-bin)
+        screenReaderChoices+=(cthulhu)
+    fi
+
+    if ! has_any_command betterbird evolution thunderbird; then
+        prompt_install_choice "Missing email client. Select one to install." "${emailChoices[@]}"
+    fi
+
+    if ! has_any_command brave chromium epiphany firefox google-chrome-stable google-chrome-unstable microsoft-edge-stable microsoft-edge-beta microsoft-edge-dev midori seamonkey vivaldi; then
+        prompt_install_choice "Missing web browser. Select one to install." "${browserChoices[@]}"
+    fi
+
+    if ! has_any_command emacs geany gedit kate kwrite l3afpad leafpad libreoffice mousepad pluma; then
+        prompt_install_choice "Missing graphical text editor. Select one to install." geany gedit kate kwrite l3afpad leafpad libreoffice-fresh mousepad pluma
+    fi
+
+    if ! has_any_command caja nemo nautilus pcmanfm pcmanfm-qt thunar; then
+        prompt_install_choice "Missing file manager. Select one to install." pcmanfm thunar caja nemo nautilus pcmanfm-qt
+    fi
+
+    if ! has_any_command mate-terminal lxterminal gnome-terminal terminator xfce4-terminal tilix ptyxis kgx sakura roxterm termit guake tilda qterminal konsole && { ! command_exists xterm || ! command_exists fenrir; }; then
+        prompt_install_choice "Missing supported accessible terminal. Select one to install." mate-terminal lxterminal gnome-terminal terminator xfce4-terminal tilix ptyxis kgx sakura qterminal konsole "xterm fenrir"
+    fi
+
+    if ! has_any_command cthulhu orca; then
+        prompt_install_choice "Missing screen reader. Select one to install." "${screenReaderChoices[@]}"
+    fi
+}
+
+add_optional_dependencies() {
+    command_exists bc || add_install_package bc
+    command_exists notify-send || add_install_package libnotify
+    command_exists pamixer || add_install_package pamixer
+    command_exists playerctl || add_install_package playerctl
+    command_exists scrot || add_install_package scrot
+    command_exists sox || add_install_package sox
+    command_exists udiskie || add_install_package udiskie
+    command_exists xclip || add_install_package xclip
+    command_exists xprintidle || add_install_package xprintidle
+    command_exists xset || add_install_package xorg-xset
+
+    echo "Skipping optional packages that need manual choice or are intentionally not installed automatically:"
+    echo "  dex"
+    echo "  tesseract"
+    echo "  xzoom"
+}
+
+if ! command_exists pacman && ! command_exists yay; then
+    echo "This helper is for Arch Linux systems with pacman or yay."
+    exit 1
+fi
+
+check_required_dependencies
+
+if [[ ${#missingRequired[@]} -gt 0 ]]; then
+    prompt_install "Missing required I38 dependencies. Add them to the install list?" "${missingRequired[@]}"
+fi
+
+check_provider_dependencies
+add_optional_dependencies
+
+if [[ ${#installPlan[@]} -gt 0 ]]; then
+    echo "Installing selected packages:"
+    printf '  %s\n' "${installPlan[@]}"
+    install_packages "${installPlan[@]}"
+else
+    echo "No packages selected for installation."
+fi
+
+echo "I38 dependency check complete."