Refactor install.sh to improve installation process and add latest ve…

…rsion fetching

bin/install.sh

@@ -1,50 +1,182 @@
-phpvm_create_launcher() {
-    local INSTALL_DIR
-    INSTALL_DIR="$(phpvm_install_dir)"
+#!/usr/bin/env bash
+
+{ # this ensures the entire script is downloaded #
+
+    phpvm_has() {
+        type "$1" >/dev/null 2>&1
+    }
+
+    phpvm_echo() {
+        command printf %s\\n "$*" 2>/dev/null
+    }
+
+    phpvm_default_install_dir() {
+        [ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.phpvm" || printf %s "${XDG_CONFIG_HOME}/phpvm"
+    }
+
+    phpvm_install_dir() {
+        if [ -n "$PHPVM_DIR" ]; then
+            printf %s "${PHPVM_DIR}"
+        else
+            phpvm_default_install_dir
+        fi
+    }
+
+    phpvm_latest_version() {
+        # Fetch the latest version from GitHub, fallback to 'main' if no releases
+        latest_version=$(curl -s https://api.github.com/repos/Thavarshan/phpvm/releases/latest | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
+
+        # Default to 'main' if no release is found
+        if [ -z "$latest_version" ]; then
+            phpvm_echo "main"
+        else
+            phpvm_echo "$latest_version"
+        fi
+    }
+
+    phpvm_download() {
+        if phpvm_has "curl"; then
+            curl --fail --compressed -q "$@"
+        elif phpvm_has "wget"; then
+            ARGS=$(phpvm_echo "$@" | command sed -e 's/--progress-bar /--progress=bar /' \
+                -e 's/--compressed //' -e 's/--fail //' -e 's/-L //' -e 's/-I /--server-response /' \
+                -e 's/-s /-q /' -e 's/-sS /-nv /' -e 's/-o /-O /' -e 's/-C - /-c /')
+            eval wget $ARGS
+        fi
+    }
+
+    install_phpvm_from_git() {
+        local INSTALL_DIR
+        INSTALL_DIR="$(phpvm_install_dir)"
+        local PHPVM_VERSION
+        PHPVM_VERSION="${PHPVM_INSTALL_VERSION:-$(phpvm_latest_version)}"
+
+        if [ -d "$INSTALL_DIR/.git" ]; then
+            phpvm_echo "=> phpvm is already installed in $INSTALL_DIR, updating using git"
+            command printf '\r=> '
+        else
+            phpvm_echo "=> Downloading phpvm from git to '$INSTALL_DIR'"
+            mkdir -p "${INSTALL_DIR}"
+            command git clone "https://github.com/Thavarshan/phpvm.git" --depth=1 "${INSTALL_DIR}" || {
+                phpvm_echo >&2 'Failed to clone phpvm repo. Please report this!'
+                exit 1
+            }
+        fi
+
+        # Checkout the latest release or 'main' if no releases
+        command git -C "$INSTALL_DIR" checkout "$PHPVM_VERSION" || {
+            phpvm_echo >&2 "Failed to checkout the version $PHPVM_VERSION. Please report this!"
+            exit 1
+        }
+
+        phpvm_echo "=> Cleaning up git repository"
+        command git -C "$INSTALL_DIR" gc --auto --aggressive --prune=now || {
+            phpvm_echo >&2 'Failed to clean up git repository. Please report this!'
+            exit 1
+        }
+
+        if ! phpvm_has "node"; then
+            phpvm_echo "Node.js is required to run phpvm. Please install Node.js and try again."
+            exit 1
+        fi
+
+        phpvm_echo "=> Installing Node.js dependencies"
+        command npm install --prefix "$INSTALL_DIR" || {
+            phpvm_echo >&2 'Failed to install Node.js dependencies. Please report this!'
+            exit 1
+        }
+
+        phpvm_create_launcher
+    }
 
-    # Create the bin directory if it doesn't exist
-    mkdir -p "$INSTALL_DIR/bin"
+    phpvm_create_launcher() {
+        local INSTALL_DIR
+        INSTALL_DIR="$(phpvm_install_dir)"
 
-    # Create a shell script that runs the index.js
-    cat <<EOL >"$INSTALL_DIR/bin/phpvm"
+        # Create the bin directory if it doesn't exist
+        mkdir -p "$INSTALL_DIR/bin"
+
+        # Create a shell script that runs the index.js
+        cat <<EOL >"$INSTALL_DIR/bin/phpvm"
 #!/usr/bin/env bash
-export PHPVM_DIR="$INSTALL_DIR"
 node "\$PHPVM_DIR/index.js" "\$@"
 EOL
 
-    # Make the shell script executable
-    chmod +x "$INSTALL_DIR/bin/phpvm"
-
-    # Create a symlink in /usr/local/bin (which is typically in PATH)
-    if [ -d "/usr/local/bin" ]; then
-        sudo ln -sf "$INSTALL_DIR/bin/phpvm" "/usr/local/bin/phpvm"
-    else
-        phpvm_echo "Warning: /usr/local/bin does not exist. You may need to manually add $INSTALL_DIR/bin to your PATH."
-    fi
-}
-
-inject_phpvm_config() {
-    local PHPVM_PROFILE
-    PHPVM_PROFILE="$(phpvm_detect_profile)"
-    local PROFILE_INSTALL_DIR
-    PROFILE_INSTALL_DIR="$(phpvm_install_dir | command sed "s:^$HOME:\$HOME:")"
-
-    PHPVM_CONFIG_STR="
-# PHPVM
-export PHPVM_DIR=\"$PROFILE_INSTALL_DIR\"
-export PATH=\"\$PHPVM_DIR/bin:\$PATH\"
+        # Make the shell script executable
+        chmod +x "$INSTALL_DIR/bin/phpvm"
+    }
+
+    phpvm_detect_profile() {
+        if [ "${PROFILE-}" = '/dev/null' ]; then
+            return
+        fi
+
+        if [ -n "${PROFILE}" ] && [ -f "${PROFILE}" ]; then
+            phpvm_echo "${PROFILE}"
+            return
+        fi
+
+        local SHELL_TYPE
+        SHELL_TYPE="$(basename "$SHELL")"
+
+        if [ "$SHELL_TYPE" = "bash" ]; then
+            if [ -f "$HOME/.bashrc" ]; then
+                phpvm_echo "$HOME/.bashrc"
+            elif [ -f "$HOME/.bash_profile" ]; then
+                phpvm_echo "$HOME/.bash_profile"
+            fi
+        elif [ "$SHELL_TYPE" = "zsh" ]; then
+            if [ -f "$HOME/.zshrc" ]; then
+                phpvm_echo "$HOME/.zshrc"
+            elif [ -f "$HOME/.zprofile" ]; then
+                phpvm_echo "$HOME/.zprofile"
+            fi
+        fi
+    }
+
+    inject_phpvm_config() {
+        local PHPVM_PROFILE
+        PHPVM_PROFILE="$(phpvm_detect_profile)"
+        local PROFILE_INSTALL_DIR
+        PROFILE_INSTALL_DIR="$(phpvm_install_dir | command sed "s:^$HOME:\$HOME:")"
+
+        PHPVM_CONFIG_STR="
+# Load PHPVM if it exists (similar to nvm)
+[[ -s \"\$PHPVM_DIR/index.js\" ]] && export PATH=\"\$PHPVM_DIR/bin:\$PATH\" && node \"\$PHPVM_DIR/index.js\"
 "
 
-    if [ -n "$PHPVM_PROFILE" ]; then
-        if ! command grep -qc 'PHPVM_DIR' "$PHPVM_PROFILE"; then
-            phpvm_echo "=> Injecting phpvm config into $PHPVM_PROFILE"
-            echo -e "$PHPVM_CONFIG_STR" >>"$PHPVM_PROFILE"
+        if [ -n "$PHPVM_PROFILE" ]; then
+            if ! command grep -qc '/phpvm/bin/phpvm' "$PHPVM_PROFILE"; then
+                phpvm_echo "=> Injecting phpvm config into $PHPVM_PROFILE"
+                echo -e "$PHPVM_CONFIG_STR" >>"$PHPVM_PROFILE"
+            else
+                phpvm_echo "=> phpvm config already exists in $PHPVM_PROFILE"
+            fi
+        else
+            phpvm_echo "=> No profile found for phpvm config injection"
+        fi
+    }
+
+    phpvm_do_install() {
+        if [ -z "${METHOD}" ]; then
+            if phpvm_has git; then
+                install_phpvm_from_git
+            elif phpvm_has curl || phpvm_has wget; then
+                install_phpvm_as_script
+            else
+                phpvm_echo >&2 'You need git, curl, or wget to install phpvm'
+                exit 1
+            fi
         else
-            phpvm_echo "=> phpvm config already exists in $PHPVM_PROFILE"
-        fi
-    else
-        phpvm_echo "=> No profile found for phpvm config injection"
-        phpvm_echo "   Please add the following to your shell configuration file:"
-        phpvm_echo "$PHPVM_CONFIG_STR"
-    fi
-}
+            phpvm_echo >&2 "Unexpected install method: $METHOD"
+            exit 1
+        fi
+
+        inject_phpvm_config
+
+        phpvm_echo "=> phpvm installation completed successfully!"
+    }
+
+    phpvm_do_install
+
+} # this ensures the entire script is downloaded #