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Extract category hashtag autocomplete into a resuable function.

This commit is contained in:
Guo Xiang Tan 2016-01-28 17:38:00 +08:00
parent 9cf57e3ca4
commit 90100378b8
2 changed files with 26 additions and 20 deletions
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24
app/assets/javascripts/discourse/components/d-editor.js.es6
View File

@ -3,7 +3,9 @@ import loadScript from 'discourse/lib/load-script';
import { default as computed, on, observes } from 'ember-addons/ember-computed-decorators';
import { showSelector } from "discourse/lib/emoji/emoji-toolbar";
import Category from 'discourse/models/category';
import { SEPARATOR as categoryHashtagSeparator } from 'discourse/lib/category-hashtags';
import { SEPARATOR as categoryHashtagSeparator,
categoryHashtagTriggerRule
} from 'discourse/lib/category-hashtags';
// Our head can be a static string or a function that returns a string
// based on input (like for numbered lists).
@ -262,25 +264,7 @@ export default Ember.Component.extend({
return Category.search(term);
},
triggerRule(textarea, opts) {
const result = Discourse.Utilities.caretRowCol(textarea);
const row = result.rowNum;
var col = result.colNum;
var line = textarea.value.split("\n")[row - 1];
if (opts && opts.backSpace) {
col = col - 1;
line = line.slice(0, line.length - 1);
// Don't trigger autocomplete when backspacing into a `#category |` => `#category|`
if (/^#{1}\w+/.test(line)) return false;
}
if (col < 6) {
// Don't trigger autocomplete when ATX-style headers are used
return (line.slice(0, col) !== "#".repeat(col));
} else {
return true;
}
return categoryHashtagTriggerRule(textarea, opts);
}
});
},

22
app/assets/javascripts/discourse/lib/category-hashtags.js.es6
View File

@ -3,3 +3,25 @@ export const SEPARATOR = ":";
export function replaceSpan($elem, categorySlug, categoryLink) {
$elem.replaceWith(`<a href="${categoryLink}" class="hashtag">#<span>${categorySlug}</span></a>`);
};
export function categoryHashtagTriggerRule(textarea, opts) {
const result = Discourse.Utilities.caretRowCol(textarea);
const row = result.rowNum;
var col = result.colNum;
var line = textarea.value.split("\n")[row - 1];
if (opts && opts.backSpace) {
col = col - 1;
line = line.slice(0, line.length - 1);
// Don't trigger autocomplete when backspacing into a `#category |` => `#category|`
if (/^#{1}\w+/.test(line)) return false;
}
if (col < 6) {
// Don't trigger autocomplete when ATX-style headers are used
return (line.slice(0, col) !== "#".repeat(col));
} else {
return true;
}
}