From 8a99821622c9753d58a7f85cb15cca804f5df9d7 Mon Sep 17 00:00:00 2001
From: eltrac <hi@eltr.ac>
Date: Wed, 15 Jul 2026 11:02:54 +0800
Subject: refactor: partitioning parse-target-string function

and lay some ground work for future features
---
 vimulti.clj | 61 ++++++++++++++++++++++++++++++++++++-------------------------
 1 file changed, 36 insertions(+), 25 deletions(-)

diff --git a/vimulti.clj b/vimulti.clj
index f7a3782..145c69e 100644
--- a/vimulti.clj
+++ b/vimulti.clj
@@ -5,7 +5,7 @@
          '[clojure.edn :as edn]
          '[clojure.string :as str])
 
-(def default-config 
+(def default-config
   {:editor-command "nvim"
    :default-target "nvim:"
    :aliases []})
@@ -37,23 +37,50 @@
           (str env-xdg-config-home "/vimulti/" config-filename)
           config-filename))))
 
-(def global-config (-> (global-config-path) 
-                       init-config 
-                       slurp 
+(def global-config (-> (global-config-path)
+                       init-config
+                       slurp
                        edn/read-string))
 
 ;;; load local config 
-(def config (cond-> global-config 
+(def config (cond-> global-config
               (fs/exists? "vimulti.edn") (deep-merge (-> "vimulti.edn" slurp edn/read-string))))
 
 ;; git helpers
 (defn- get-current-branch [dir]
   (-> (shell {:dir dir
-          :out :string}
-         "git branch --show-current")
+              :out :string}
+             "git branch --show-current")
       :out
       str/trim-newline))
 
+;; parser helpers
+(defn- use-alias [target]
+  (if-let [alias-config (get (:aliases config) (keyword target))]
+    alias-config
+    (do (println "No such alias or invalid target.")
+        (System/exit 1))))
+
+(defn- use-branch-or-tag [target branch-style? tag-style?]
+  (let [separator (if branch-style? #":" (if tag-style? #"@" #" "))
+        target-array (str/split target separator)
+        app-name (if (= (first target-array) "") "nvim" (first target-array))
+        repo (fs/path (System/getProperty "user.home") ".config" app-name)
+        no-mark (= (count target-array) 1)]
+    (when (> (count target-array) 2)
+      (println "Invalid target string.")
+      (System/exit 1))
+    (cond-> {:app-name app-name}
+      branch-style? (assoc :branch (when-not no-mark (last target-array)))
+      tag-style? (assoc :tag (when-not no-mark (last target-array)))
+      (fs/exists? repo) (assoc :repo repo))))
+
+;; TODO
+#_(defn- use-remote [target]
+  #_(let [app-name (get-name-from-url target)]
+    (shell {:dir (fs/path (System/getProperty "user.home") ".config" app-name)}
+      "git clone" target)))
+
 ;; target should be a string like "app-name:branch" or "app-name@tag"
 ;; returns a map with keys :app-name :branch :tag...
 (defn- parse-target-string [target-string]
@@ -64,24 +91,8 @@
         tag-style? (str/includes? target "@")
         alias-style? (and (not branch-style?) (not tag-style?))]
     (if alias-style?
-      ;; if use alias style
-      (if-let [alias-config (get (:aliases config) target)]
-        alias-config
-        (do (println "No such alias or invalid target.")
-            (System/exit 1)))
-      ;; if not alias style
-      (let [separator (if branch-style? #":" (if tag-style? #"@" #" "))
-            target-array (str/split target separator)
-            app-name (if (= (first target-array) "") "nvim" (first target-array))
-            repo (fs/path (System/getProperty "user.home") ".config" app-name)
-            no-mark (= (count target-array) 1)]
-        (when (> (count target-array) 2)
-          (println "Invalid target string.")
-          (System/exit 1))
-        (cond-> {:app-name app-name}
-          branch-style? (assoc :branch (when-not no-mark (last target-array)))
-          tag-style? (assoc :tag (when-not no-mark (last target-array)))
-          (fs/exists? repo) (assoc :repo repo))))))
+      (use-alias target)
+      (use-branch-or-tag target branch-style? tag-style?))))
 
 ;; main
 ;; target should be a string like "app-name:branch" or "app-name@tag"
-- 
cgit v1.2.3