Officially support tab-completion of standard slack emoji

Using the weechat-idiomatic interface.

TODO: Deprecate /input complete_* code

README.org

@@ -20,6 +20,7 @@
  | Status:     | Under Development                   |
  | Location:   | [[http://github.com/bqv/weechat-slack]] |
  | Version:    | 0.1.0                               |
+ | Disclaimer: | Slack's API is a thing of horror    |
 
 * Description
 
@@ -77,7 +78,7 @@
   - [ ] Implement sending websocket =typing= message
 ** TODO [#B] Implement completion engine (milestone v0.3)
   - [ ] Tab completion for slack emoji (see [[http://github.com/bqv/weechat-slack/issues/3][#3]])
-    - [ ] Support Slack Emoji
+    - [X] +Support Slack Emoji+
     - [ ] Support Custom Emoji
   - [ ] Tab completion for display/user names (see [[http://github.com/bqv/weechat-slack/issues/1][#1]])
   - [ ] Sort nick-completion by recent (see [[http://github.com/bqv/weechat-slack/issues/4][#4]])
@@ -102,6 +103,13 @@
   Please submit a pull request or create an issue
   to add a new or missing feature.
   
+* Appropriating
+
+  As there is no C library for Slack at the time of
+  writing, this project implements the APIs from
+  scratch, and as such one could butcher this repository
+  to create a minimal Slack C library. 
+
 * License
 
   weechat-slack is licensed under the Mozilla Public

slack-completion.c

@@ -2,7 +2,9 @@
 // License, version 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+#include <stdlib.h>
 #include <string.h>
+#include <stdio.h>
 
 #include "weechat-plugin.h"
 #include "slack.h"
@@ -13,6 +15,10 @@
 
 void slack_completion_init()
 {
+    struct t_config_option *option;
+    const char *default_template;
+    
+    /*
     weechat_hook_command_run("/input return",
                              &slack_emoji_input_replace_cb,
                              NULL, NULL);
@@ -20,9 +26,24 @@ void slack_completion_init()
     weechat_hook_command_run("/input complete*",
                              &slack_emoji_input_complete_cb,
                              NULL, NULL);
-    
+    */
     weechat_hook_completion("slack_emoji",
                             N_("slack emoji"),
                             &slack_emoji_complete_by_name_cb,
                             NULL, NULL);
+
+    option = weechat_config_get("weechat.completion.default_template");
+    default_template = weechat_config_string(option);
+    if (!weechat_strcasestr(default_template, "%(slack_emoji)"))
+    {
+        size_t length = snprintf(NULL, 0, "%s|%s",
+                                default_template,
+                                "%(slack_emoji)") + 1;
+        char *new_template = malloc(length);
+        snprintf(new_template, length, "%s|%s",
+                 default_template,
+                 "%(slack_emoji)");
+        weechat_config_option_set(option, new_template, 1);
+        free(new_template);
+    }
 }

slack-emoji.c

@@ -8,6 +8,9 @@
 
 #include "weechat-plugin.h"
 #include "slack.h"
+#include "slack-workspace.h"
+#include "slack-channel.h"
+#include "slack-buffer.h"
 #include "slack-emoji.h"
 
 #include "slack-emoji.inc"
@@ -99,10 +102,14 @@ int slack_emoji_complete_by_name_cb(const void *pointer, void *data,
                                     struct t_gui_buffer *buffer,
                                     struct t_gui_completion *completion)
 {
+    struct t_slack_workspace *workspace;
+    struct t_slack_channel *channel;
+    
     (void) pointer;
     (void) data;
     (void) completion_item;
-    (void) buffer;
+
+    slack_buffer_get_workspace_and_channel(buffer, &workspace, &channel);
 
     size_t i, emoji_count = sizeof(slack_emoji_by_name)
         / sizeof(struct t_slack_emoji_by_name);
@@ -201,6 +208,8 @@ int slack_emoji_input_replace_cb(const void *pointer, void *data,
     (void) buffer;
     (void) command;
 
+    /* TBI */
+    
     return WEECHAT_RC_OK;
 }