ansxor.ca
forked from
jollywhoppers.com/witchsky.app
Bluesky app fork with some witchin' additions 💫
composer link detection for cards, use new parser
+53
src/lib/twelve/pm_text.js
+53
src/lib/twelve/pm_text.js
···
···
1
+
// ok so. we need plain text to parse markup from, but
2
+
// this is a "rich text" editor with paragraphs and other unimaginable things
3
+
// so, we have to convert the contents to plain text, but
4
+
// also need to convert indexes into the plaintext string, BACK
5
+
// into indexes into the rich text, for applying the decorations
6
+
export class EditorPlaintext {
7
+
constructor(node) {
8
+
let text = ""
9
+
let decor_index = 0
10
+
// indexes converts an index in our raw string -> index for inline decor
11
+
let indexes = [[0,0]]
12
+
function recurse(node, islast=false) {
13
+
if (node.type.name=='doc') {
14
+
let content = node.content.content
15
+
for (let i=0; i<content.length; i++)
16
+
recurse(content[i], i==content.length-1)
17
+
} else if (node.type.name=='paragraph') {
18
+
let content = node.content.content
19
+
for (let i=0; i<content.length; i++)
20
+
recurse(content[i])
21
+
if (!islast) {
22
+
text += '\n'
23
+
decor_index += 2 // why 2? no idea.
24
+
indexes.push([text.length,decor_index])
25
+
}
26
+
} else if (node.type.name=='hardBreak') {
27
+
text += "\n"
28
+
decor_index += 1 // i assume ?
29
+
indexes.push([text.length,decor_index])
30
+
} else if (node.type.name=='text') {
31
+
text += node.text
32
+
decor_index += node.text.length
33
+
} else if (node.type.name=='mention') {
34
+
text += `@${node.attrs?.id || ''}`
35
+
decor_index += 1 // ?
36
+
indexes.push([text.length,decor_index])
37
+
}
38
+
}
39
+
recurse(node)
40
+
this.text = text
41
+
this.indexes = indexes
42
+
}
43
+
index(index) {
44
+
let i
45
+
for (i=0; i<this.indexes.length; i++) {
46
+
if (this.indexes[i][0]>index)
47
+
break
48
+
}
49
+
let [real_index, decor_index] = this.indexes[i-1]
50
+
let offset = index - real_index
51
+
return decor_index + offset + 1 // egh
52
+
}
53
+
}