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Fix regressions in note content rendering logic

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Closes: https://github.com/damus-io/damus/issues/3150
Closes: https://github.com/damus-io/damus/issues/3158
Signed-off-by: Daniel D’Aquino <daniel@daquino.me>
This commit is contained in:
Daniel D’Aquino
2025-08-06 17:48:31 -07:00
parent 682704b2cb
commit d1ea081018
1 changed files with 13 additions and 11 deletions
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24
damus/Features/Events/Models/NoteContent.swift
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@@ -124,6 +124,7 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
if can_hide_last_previewable_refs {
let _: ()? = blocks.withList({ blocksList in
let endIndex = blocksList.count
hide_text_index = endIndex
return blocksList.forEachItemReversed({ index, block in
if block.is_previewable {
switch block {
@@ -138,8 +139,7 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
return .loopBreak
}
case .url(let url_block):
guard let url_string = NdbBlock.convertToStringCopy(from: url_block),
let url = URL(string: url_string) else {
guard let url = URL(string: url_block.as_str()) else {
return .loopContinue // We can't classify this, ignore and move on
}
let url_type = classify_url(url)
@@ -166,6 +166,9 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
// We should hide whitespace at the end sequence.
hide_text_index = index
}
else {
return .loopBreak
}
case .hashtag(_):
// SPECIAL CASE:
// We should keep hashtags at the end sequence but hide all the other previewables around it.
@@ -179,11 +182,9 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
})
}
var ind: Int = -1
let txt: CompatibleText? = try? blocks.withList({ blocksList in
let endIndex = blocksList.count
return try blocksList.reduce(initialResult: CompatibleText(), { index, str, block in
ind = ind + 1
// Add the rendered previewable blocks to their type-specific lists.
switch block {
@@ -204,7 +205,7 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
if can_hide_last_previewable_refs {
// If there are previewable blocks that occur before the consecutive sequence of them at the end of the content,
// we should not hide the text representation of any previewable block to avoid altering the format of the note.
if ind < hide_text_index && block.is_previewable {
if index < hide_text_index && block.is_previewable {
hide_text_index = endIndex
}
@@ -213,15 +214,15 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
// This is to save unnecessary use of screen space.
// The only exception is that if there are hashtags embedded in the end sequence, which is not uncommon,
// then we still want to show those hashtags but hide everything else that is previewable in the end sequence.
if ind >= hide_text_index {
if index >= hide_text_index {
switch block {
case .text(let txt_block):
if let txt = NdbBlock.convertToStringCopy(from: txt_block),
txt.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
let returnItem: CompatibleText? = blocksList.useItem(at: ind + 1, { matchingBlock in
let returnItem: CompatibleText? = blocksList.useItem(at: index + 1, { matchingBlock in
switch matchingBlock {
case .hashtag(_):
return str + CompatibleText(stringLiteral: reduce_text_block(ind: ind, hide_text_index: hide_text_index, txt: txt))
return str + CompatibleText(stringLiteral: reduce_text_block(ind: index, hide_text_index: hide_text_index, txt: txt))
default:
return nil
}
@@ -233,8 +234,9 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
case .hashtag(let htag):
return .loopReturn(str + hashtag_str(htag.as_str()))
default:
break
return .loopContinue
}
return .loopReturn(str)
}
}
@@ -247,7 +249,7 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
return .loopReturn(str + mention_str(.any(mention), profiles: profiles))
case .text(let txt):
var hide_text_index_argument = hide_text_index
blocksList.useItem(at: ind+1, { block in
blocksList.useItem(at: index+1, { block in
switch block {
case .hashtag(_):
// SPECIAL CASE:
@@ -258,7 +260,7 @@ func render_blocks(blocks: borrowing NdbBlockGroup, profiles: Profiles, can_hide
break
}
})
return .loopReturn(str + CompatibleText(stringLiteral: reduce_text_block(ind: ind, hide_text_index: hide_text_index_argument, txt: txt.as_str())))
return .loopReturn(str + CompatibleText(stringLiteral: reduce_text_block(ind: index, hide_text_index: hide_text_index_argument, txt: txt.as_str())))
case .hashtag(let htag):
return .loopReturn(str + hashtag_str(htag.as_str()))
case .invoice(let invoice):