From 16135d8e56e93448987bc01dc7e32e607d414115 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=93scar=20N=C3=A1jera?= <hi@oscarnajera.com>
Date: Sun, 28 Aug 2022 20:40:27 +0200
Subject: Refresh filters on livestatus query

---
 elisp/cmk.el | 62 ++++++++++++++++++++++++++++++++++++++++++++----------------
 1 file changed, 46 insertions(+), 16 deletions(-)

diff --git a/elisp/cmk.el b/elisp/cmk.el
index 4ef87e2..a139258 100644
--- a/elisp/cmk.el
+++ b/elisp/cmk.el
@@ -118,25 +118,55 @@ Default is  \"%Y-%m-%d %H:%M\"."
 ;; Filter: class = 8
 ;; Or: 3\n\n")
 
-(defun cmk-problems ()
-  (interactive)
-  (let ((cmks (cmk-oneshot 'keep))
-        (buffer (get-buffer-create "*CMK Problems*")))
+(defun cmk-livestatus-query (query)
+  "One shot livestatus QUERY, return network process."
+  (let ((cmks (cmk-oneshot 'keep)))
     (with-current-buffer (process-buffer cmks) (erase-buffer))
-    (process-send-string cmks
-                         (concat (string-join  `("GET services"
-                                                 ,(cmk-colums-from-spec cmk-problem-col-spec)
-                                                 "Filter: service_description ~ load") "\n")
-                                 "\n\n"))
-    (with-current-buffer buffer
-      (tabulated-list-mode)
-      (setq tabulated-list-format (vconcat cmk-problem-col-spec))
-      (setq tabulated-list-sort-key '("STATE" . nil))
+    (process-send-string cmks query)
+    cmks))
+
+(defvar-local cmk-livestatus-query ""
+  "Livestatus query in buffer.")
+
+(defun cmk-table--refresh ()
+  "Query and reprint the Livestatus query result table."
+  (let ((cmks (cmk-livestatus-query cmk-livestatus-query)))
       (accept-process-output cmks 0.1)
       (setq tabulated-list-entries (cmk-parse-rows (process-buffer cmks) cmk-problem-col-spec))
-      (tabulated-list-init-header)
-      (tabulated-list-print)
-      (display-buffer (current-buffer)))))
+      (tabulated-list-print 'remember)))
+
+(defun cmk-edit-lq (query buffer)
+  (interactive (list cmk-livestatus-query (current-buffer)))
+  (with-current-buffer (get-buffer-create "*LQ*")
+    (prog-mode)
+    (insert query)
+    (local-set-key "\C-c\C-c"
+                   (lambda ()
+                     (interactive)
+                     (let ((new-query (-> (buffer-string) (string-trim) (concat "\n\n"))))
+                       (kill-buffer)
+                       (switch-to-buffer buffer)
+                       (setq-local cmk-livestatus-query new-query)
+                       (cmk-table--refresh))))
+    (switch-to-buffer (current-buffer))))
+
+(defun cmk-problems ()
+  (interactive)
+  (with-current-buffer (get-buffer-create "*CMK Problems*")
+    (tabulated-list-mode)
+    (setq-local cmk-livestatus-query
+                (concat (string-join  `("GET services"
+                                        ,(cmk-colums-from-spec cmk-problem-col-spec)
+                                        "Filter: service_description ~ load") "\n")
+                        "\n\n"))
+    (setq tabulated-list-format (vconcat cmk-problem-col-spec))
+    (setq tabulated-list-sort-key '("STATE" . nil))
+
+    (local-set-key "Q" #'cmk-edit-lq)
+    (add-hook 'tabulated-list-revert-hook #'cmk-table--refresh nil t)
+    (tabulated-list-init-header)
+    (cmk-table--refresh)
+    (switch-to-buffer (current-buffer))))
 
 ;;; Get a different csv
 ;; (let* ((cmks (cmk-oneshot t)))
-- 
cgit v1.2.3