Updated ipm install script

Author: RijulTP

install_ipm.sh

@@ -5,26 +5,60 @@ APPNAME="ipm"
 INSTALL_DIR="$HOME/.local/share/$APPNAME"
 BIN_PATH="/usr/local/bin/$APPNAME"
 
-# Get latest version (info only)
-LATEST_VERSION=$(curl -s https://api.github.com/repos/HexmosTech/freeDevTools/releases/latest \
-    | grep '"tag_name":' \
-    | sed -E 's/.*"tag_name": "([^"]+)".*/\1/')
+# Detect OS + ARCH
+OS="$(uname | tr '[:upper:]' '[:lower:]')"
+ARCH="$(uname -m)"
 
-echo "==> Latest version available: $LATEST_VERSION"
+# Normalize architecture
+if [ "$ARCH" = "x86_64" ]; then
+    ARCH="amd64"
+elif [ "$ARCH" = "aarch64" ]; then
+    ARCH="arm64"
+fi
 
-# Always download the latest asset
-DOWNLOAD_URL="https://github.com/HexmosTech/freeDevTools/releases/latest/download/ipm"
+EXT=""
+if [[ "$OS" == "mingw"* || "$OS" == "cygwin"* || "$OS" == "msys"* ]]; then
+    OS="windows"
+    EXT=".exe"
+fi
 
-echo "==> Installing $APPNAME (latest) to $INSTALL_DIR ..."
-mkdir -p "$INSTALL_DIR"
+DOWNLOAD_URL="https://github.com/HexmosTech/freeDevTools/releases/latest/download/ipm-$OS-$ARCH$EXT"
+TARGET="$INSTALL_DIR/$APPNAME$EXT"
 
-echo "==> Downloading from $DOWNLOAD_URL ..."
-curl -L "$DOWNLOAD_URL" -o "$INSTALL_DIR/$APPNAME"
+# Check if binary exists and is valid
+if [[ -f "$TARGET" ]]; then
+    if [[ "$OS" != "windows" ]]; then
+        if [[ -x "$TARGET" ]] && file "$TARGET" | grep -q 'ELF\|Mach-O'; then
+            echo "==> $APPNAME already installed and valid at $TARGET, skipping installation."
+        else
+            echo "==> $APPNAME binary is invalid, re-downloading..."
+            rm -f "$TARGET"
+            NEED_INSTALL=true
+        fi
+    else
+        echo "==> $APPNAME already exists at $TARGET, skipping installation."
+    fi
+fi
 
-chmod +x "$INSTALL_DIR/$APPNAME"
+if [[ ! -f "$TARGET" || "$NEED_INSTALL" == true ]]; then
+    echo "==> Installing $APPNAME ($OS-$ARCH) to $INSTALL_DIR ..."
+    mkdir -p "$INSTALL_DIR"
 
-echo "==> Creating symlink at $BIN_PATH ..."
-sudo ln -sf "$INSTALL_DIR/$APPNAME" "$BIN_PATH"
+    echo "==> Downloading from $DOWNLOAD_URL ..."
+    curl -L "$DOWNLOAD_URL" -o "$TARGET"
 
-echo "==> Installation complete!"
-echo "Run it using: $APPNAME"
+    # Only chmod on Unix
+    if [[ "$OS" != "windows" ]]; then
+        chmod +x "$TARGET"
+        echo "==> Creating symlink at $BIN_PATH ..."
+        sudo ln -sf "$TARGET" "$BIN_PATH"
+    fi
+
+    echo "==> Installation complete!"
+fi
+
+if [[ "$OS" == "windows" ]]; then
+    echo "Run it using: $INSTALL_DIR\\$APPNAME$EXT"
+else
+    echo "Run it using: $APPNAME"
+fi