foo.el

(defun slack-lt/init-erc ()
  "Initialize ERC"
  (use-package erc
    :init 
    (spacemacs/set-leader-keys
      "aie" 'erc
      "aiv" 'ssm-connect-slack-work
      "aif" 'ssm-connect-freenode
      "aib" 'ssm-connect-bitlbee
      "aii" 'erc-track-switch-buffer)

  :config
  (progn
    (use-package erc-match)
    (use-package erc-log)

    (use-package erc-services
      :config
      (progn
        (setq erc-prompt-for-nickserv-password nil)
        (erc-services-mode 1)))

    (use-package erc-match
      :config
      (progn
        (erc-match-mode 1)
        (setq erc-keywords '("slackorama" "seth" "mason" "ftp" "lpq" "axnq"
                             "slw" "narwhal" "hadoop" "purge"))
        (setq erc-current-nick-highlight-type 'all)))

    (erc-scrolltobottom-mode t)
    (erc-track-mode t)
    (setq erc-join-buffer 'bury
          erc-track-enable-keybindings t
          erc-track-exclude-server-buffer t
          erc-interpret-mirc-color t
          erc-kill-queries-on-quit t
          erc-kill-buffer-on-part t
          erc-kill-server-buffer-on-quit t
          erc-auto-query 'bury
          erc-keyword-highlight-type 'all
          erc-button-buttonize-nicks t
          erc-log-channels-directory "~/logs/erc/"
          erc-save-buffer-on-part nil
          erc-save-queries-on-quit nil
          erc-log-write-after-send t
          erc-log-write-after-insert t
          erc-hide-list '("JOIN" "PART" "QUIT" "MODE" "353" "333")
          erc-prompt (lambda () (concat "-" (buffer-name) "->"))
          erc-fill-function 'erc-fill-static
          erc-fill-column 79
          erc-fill-static-center 18
          ;; tracking...this should limit the modeline spamming
          erc-track-use-faces t
          erc-track-exclude '("#django" "#emacs" "#elasticsearch"
                              "#openstack-poppy" "#mongodb" "#python")
          ;; added for testing
          erc-track-exclude-types '("JOIN" "NICK" "PART" "QUIT" "NOTICE" "353"
                                    "333" "MODE")
          erc-track-faces-priority-list '(erc-current-nick-face
                                          erc-keyword-face
                                          erc-direct-msg-face
                                          erc-nick-msg-face)
          erc-track-priority-faces-only 'all
          ;; end added for testing

          ;; timestamp fun! timestamp on left on every line.
          erc-timestamp-only-if-changed-flag nil
          erc-timestamp-format "[%H:%M:%S]"
          erc-fill-prefix "  "
          erc-insert-timestamp-function 'erc-insert-timestamp-left)
    ;; from https://www.emacswiki.org/emacs/ErcChannelTracking
    (defadvice erc-track-find-face (around erc-track-find-face-promote-query activate)
      (if (erc-query-buffer-p) 
          (setq ad-return-value (intern "erc-current-nick-face"))
        ad-do-it))

    (defadvice erc-track-modified-channels (around erc-track-modified-channels-promote-query activate)
      (if (erc-query-buffer-p) (setq erc-track-priority-faces-only 'nil))
      ad-do-it
      (if (erc-query-buffer-p) (setq erc-track-priority-faces-only 'all)))
    
    (erc-log-enable)
    (erc-spelling-mode 1)
    (erc-update-modules)

    (defun ssm-connect-freenode ()
      (interactive)
      (erc-tls :server "znc.slackorama.com" :port 5000
               :nick "slack/fn" :full-name "Seth")

      )

    (defun ssm-connect-bitlbee ()
      (interactive)
      (erc-open "znc.slackorama.com"
                6667
                "seth"
                "seth"
                t
                nil))

    (defun ssm-connect-slack-work ()
      (interactive)
      (erc-tls :server "znc.slackorama.com" :port 5000
               :nick "slack/work" :full-name "Seth Mason"))
    ))