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+;;; +ecomplete.el --- ecomplete extras -*- lexical-binding: t; -*-
+
+;;; Commentary:
+
+;; see [[https://github.com/oantolin/emacs-config/blob/master/my-lisp/ecomplete-extras.el][oantolin's config]]
+
+;;; Code:
+
+(require 'ecomplete)
+
+(defun +ecomplete--name+address (email)
+  "Return a pair of the name and address for an EMAIL."
+  (let (name)
+    (when (string-match "^\\(?:\\(.*\\) \\)?<\\(.*\\)>$" email)
+      (setq name (match-string 1 email)
+            email (match-string 2 email)))
+    (cons name email)))
+
+(defun +ecomplete-add-email (email)
+  "Add email address to ecomplete's database."
+  (interactive "sEmail address: ")
+  (pcase-let ((`(,name . ,email) (+ecomplete--name+address email)))
+    (unless name (setq name (read-string "Name: ")))
+    (ecomplete-add-item
+     'mail email
+     (format (cond ((equal name "") "%s%s")
+                   ((string-match-p "^\\(?:[A-Za-z0-9 ]*\\|\".*\"\\)$" name)
+                    "%s <%s>")
+                   (t "\"%s\" <%s>"))
+             name email))
+    (ecomplete-save)))
+
+(defun +ecomplete-remove-email (email)
+  "Remove email address from ecomplete's database."
+  (interactive
+   (list (completing-read "Email address: "
+                          (ecomplete-completion-table 'mail))))
+  (when-let ((email (cdr (+ecomplete--name+address email)))
+             (entry (ecomplete-get-item 'mail email)))
+    (setf (cdr (assq 'mail ecomplete-database))
+          (remove entry (cdr (assq 'mail ecomplete-database))))
+    (ecomplete-save)))
+
+(provide '+ecomplete)
+;;; +ecomplete.el ends here