wip3

install/telegram

@@ -1,13 +1,40 @@
 #!/usr/bin/env bash
 ##makedesc: Install telegram (latest)
 
-echo
-echo "==============================================="
-echo "Installing telegram (latest)..."
-echo "==============================================="
-echo
+set -eo pipefail
 
-mkdir -p "$HOME/install" "$HOME/.local/bin"
-wget "https://telegram.org/dl/desktop/linux" -O $HOME/install/telegram.tar.gz && \
-    tar -xJf $HOME/install/telegram.tar.gz -C $HOME/.local/bin
-$HOME/.local/bin/Telegram/Telegram & disown > /dev/null
+installed() { command -v "$1" >/dev/null 2>&1; }
+
+install() {
+    if [ "$(uname -s)" = "Darwin" ]; then
+        if installed brew; then
+            brew install --cask telegram
+        else
+            echo "ERROR: Install Homebrew first." >&2
+            exit 1
+        fi
+        return
+    fi
+
+    echo
+    echo "==============================================="
+    echo "Installing telegram"
+    echo "==============================================="
+    echo
+
+    mkdir -p "$HOME/install" "$HOME/.local/bin"
+    if installed wget; then
+        wget -q --show-progress "https://telegram.org/dl/desktop/linux" -O "$HOME/install/telegram.tar.gz"
+    else
+        curl -fsSL "https://telegram.org/dl/desktop/linux" -o "$HOME/install/telegram.tar.gz"
+    fi
+    tar -xJf "$HOME/install/telegram.tar.gz" -C "$HOME/.local/bin"
+
+    echo
+    echo "Finish!"
+    echo
+}
+
+case "$1" in
+    *) install ;;
+esac