🚸 improve support for running ugit via docker (#68) (#69)

- don't update ugit inside docker
- instead of opening a browser, print the guide URL
- remove usage of basename on help text (#66)

ugit

@@ -421,8 +421,9 @@ check_deps() {
 show_version() {
     printf "ugit version %s\n" "$VERSION"
 }
+
 print_help() {
-    printf "Usage: %s [-h] [-v] [-u] [-g]\n" "$(basename "${BASH_SOURCE[0]}")"
+    printf "Usage: %s [-h] [-v] [-u] [-g]\n" "ugit"
     printf "ugit helps you undo git commands without much effort\n"
     printf "Just run 'ugit' and search for what you want to undo\n\n"
     printf "Available options:\n"
@@ -443,6 +444,12 @@ get_changelog() {
 }
 
 ugit_update() {
+    if [ -n "${UGIT_RUNNING_IN_DOCKER-}" ] && [ "$UGIT_RUNNING_IN_DOCKER" = true ]; then
+        printf "%s\n\n" "You are running version ${VERSION} of ugit via Docker. Please pull the latest docker image to update."
+        printf "\t%s\n" "${BOLD_ORG_FG}docker pull bhupeshimself/ugit${RESET}"
+        return
+    fi
+
     printf "%s\n" "Checking for updates ..."
     curl -s -L "$SCRIPT_URL" > "$TMP_FILE"
     NEW_VER=$(grep "^VERSION" "$TMP_FILE" | awk -F'[="]' '{print $3}')
@@ -462,7 +469,12 @@ ugit_update() {
 }
 
 open_guide() {
-    GUIDE="https://bhupesh.gitbook.io/notes/git/how-to-undo-anything-in-git"
+    GUIDE="https://til.bhupesh.me/git/how-to-undo-anything-in-git"
+    
+    if [ -n "${UGIT_RUNNING_IN_DOCKER-}" ] && [ "$UGIT_RUNNING_IN_DOCKER" = true ]; then
+        printf "%s\n" "You can find how ugit does its magic at: ${BOLD_ORG_FG}${GUIDE}${RESET}"
+        return
+    fi
 
     case "$OSTYPE" in
         darwin*)