Added context switching primitives.

diff --git a/murk.el b/murk.el
index e15bc84..64bc81d 100644 (file)
--- a/murk.el
+++ b/murk.el
@@ -53,7 +53,8 @@
   '(("debug" "localhost" 6697)
     ("libera" "irc.libera.chat" 6697)
     ("tilde" "tilde.chat" 6697)
-    ("freenode" "chat.freenode.net" 6697))
+    ("freenode" "chat.freenode.net" 6697)
+    ("mbr" "mbrserver.com" 6667 :notls))
   "IRC networks."
   :type '(alist :key-type string))
 
@@ -312,12 +313,20 @@ The head of this list is always the current context.")
          (equal (seq-take c1 2)
                 (seq-take c2 2)))))
 
-(defun murk-context-server (ctx) (elt ctx 0))
-(defun murk-context-channel (ctx) (elt ctx 1))
-(defun murk-context-users (ctx) (elt ctx 2))
+(defun murk-context-server (ctx)
+  (elt ctx 0))
+
+(defun murk-context-channel (ctx)
+  (elt ctx 1))
+
+(defun murk-context-users (ctx)
+  (elt ctx 2))
+
 (defun murk-set-context-users (ctx users)
   (setcar (cddr ctx) users))
-(defun murk-server-context-p (ctx) (not (cdr ctx)))
+
+(defun murk-server-context-p (ctx)
+  (not (cdr ctx)))
 
 (defun murk-add-context (ctx)
   (add-to-list 'murk-contexts ctx))
@@ -340,9 +349,17 @@ The head of this list is always the current context.")
      (concat (murk-context-channel ctx) "@"
              (murk-context-server ctx))))
 
-(defun murk-get-context (server &optional name)
-  (if name
-      (let ((test-ctx (list server name)))
+(defun murk-string->context (string)
+  (if (not (string-prefix-p "#" string))
+      (murk-get-context string)
+    (let* ((parts (string-split string "@"))
+           (channel (elt parts 0))
+           (server (elt parts 1)))
+      (murk-get-context server channel))))
+
+(defun murk-get-context (server &optional channel)
+  (if channel
+      (let ((test-ctx (list server channel)))
         (seq-find (lambda (ctx)
                     (equal (seq-take ctx 2) test-ctx))
                   murk-contexts))
@@ -357,6 +374,13 @@ The head of this list is always the current context.")
                (seq-take murk-contexts nminus1)))
           (append (cdr murk-contexts) (list (car murk-contexts))))))
 
+(defun murk-switch-to-context (ctx)
+  (setq murk-contexts
+        (let* ((new-head (memq ctx murk-contexts))
+               (new-tail (take (- (length murk-contexts)
+                                  (length new-head)))))
+          (append new-head new-tail))))
+
 (defun murk-add-context-users (ctx users)
   (murk-set-context-users
    ctx