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Syntax highlight

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This commit is contained in:
Ali
2023-10-31 16:47:10 +04:00
parent 6bc7b4f663
commit eb15434a8e
138 changed files with 49922 additions and 218 deletions
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40
submodules/TelegramUI/Components/Chat/ChatMessageTextBubbleContentNode/Sources/ChatMessageTextBubbleContentNode.swift
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@@ -81,6 +81,8 @@ public class ChatMessageTextBubbleContentNode: ChatMessageBubbleContentNode {
private var linkProgressView: TextLoadingEffectView?
private var linkProgressDisposable: Disposable?
private var codeHighlightState: (id: EngineMessage.Id, specs: [CachedMessageSyntaxHighlight.Spec], disposable: Disposable)?
override public var visibility: ListViewItemNodeVisibility {
didSet {
if oldValue != self.visibility {
@@ -129,6 +131,7 @@ public class ChatMessageTextBubbleContentNode: ChatMessageBubbleContentNode {
deinit {
self.linkPreviewOptionsDisposable?.dispose()
self.linkProgressDisposable?.dispose()
self.codeHighlightState?.disposable.dispose()
}
override public func asyncLayoutContent() -> (_ item: ChatMessageBubbleContentItem, _ layoutConstants: ChatMessageItemLayoutConstants, _ preparePosition: ChatMessageBubblePreparePosition, _ messageSelection: Bool?, _ constrainedSize: CGSize, _ avatarInset: CGFloat) -> (ChatMessageBubbleContentProperties, CGSize?, CGFloat, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool, ListViewItemApply?) -> Void))) {
@@ -374,6 +377,9 @@ public class ChatMessageTextBubbleContentNode: ChatMessageBubbleContentNode {
let textFont = item.presentationData.messageFont
var codeHighlightSpecs: [CachedMessageSyntaxHighlight.Spec] = []
var cachedMessageSyntaxHighlight: CachedMessageSyntaxHighlight?
if let entities = entities {
var underlineLinks = true
if !messageTheme.primaryTextColor.isEqual(messageTheme.linkTextColor) {
@@ -406,7 +412,21 @@ public class ChatMessageTextBubbleContentNode: ChatMessageBubbleContentNode {
}
}
attributedText = stringWithAppliedEntities(rawText, entities: entities, baseColor: messageTheme.primaryTextColor, linkColor: messageTheme.linkTextColor, baseQuoteTintColor: mainColor, baseQuoteSecondaryTintColor: secondaryColor, baseQuoteTertiaryTintColor: tertiaryColor, baseFont: textFont, linkFont: textFont, boldFont: item.presentationData.messageBoldFont, italicFont: item.presentationData.messageItalicFont, boldItalicFont: item.presentationData.messageBoldItalicFont, fixedFont: item.presentationData.messageFixedFont, blockQuoteFont: item.presentationData.messageBlockQuoteFont, underlineLinks: underlineLinks, message: item.message, adjustQuoteFontSize: true)
let codeBlockColor = messageTheme.secondaryTextColor
codeHighlightSpecs = extractMessageSyntaxHighlightSpecs(text: rawText, entities: entities)
if !codeHighlightSpecs.isEmpty {
for attribute in message.attributes {
if let attribute = attribute as? DerivedDataMessageAttribute {
if let value = attribute.data["code"]?.get(CachedMessageSyntaxHighlight.self) {
cachedMessageSyntaxHighlight = value
}
}
}
}
attributedText = stringWithAppliedEntities(rawText, entities: entities, baseColor: messageTheme.primaryTextColor, linkColor: messageTheme.linkTextColor, baseQuoteTintColor: mainColor, baseQuoteSecondaryTintColor: secondaryColor, baseQuoteTertiaryTintColor: tertiaryColor, baseCodeBlockColor: codeBlockColor, baseFont: textFont, linkFont: textFont, boldFont: item.presentationData.messageBoldFont, italicFont: item.presentationData.messageItalicFont, boldItalicFont: item.presentationData.messageBoldItalicFont, fixedFont: item.presentationData.messageFixedFont, blockQuoteFont: item.presentationData.messageBlockQuoteFont, underlineLinks: underlineLinks, message: item.message, adjustQuoteFontSize: true, cachedMessageSyntaxHighlight: cachedMessageSyntaxHighlight)
} else if !rawText.isEmpty {
attributedText = NSAttributedString(string: rawText, font: textFont, textColor: messageTheme.primaryTextColor)
} else {
@@ -695,6 +715,24 @@ public class ChatMessageTextBubbleContentNode: ChatMessageBubbleContentNode {
if let linkPreviewHighlightText = strongSelf.linkPreviewHighlightText {
strongSelf.updateLinkPreviewTextHighlightState(text: linkPreviewHighlightText)
}
if !codeHighlightSpecs.isEmpty {
if let current = strongSelf.codeHighlightState, current.id == message.id, current.specs == codeHighlightSpecs {
} else {
if let codeHighlightState = strongSelf.codeHighlightState {
strongSelf.codeHighlightState = nil
codeHighlightState.disposable.dispose()
}
let disposable = MetaDisposable()
strongSelf.codeHighlightState = (message.id, codeHighlightSpecs, disposable)
disposable.set(asyncUpdateMessageSyntaxHighlight(engine: item.context.engine, messageId: message.id, current: cachedMessageSyntaxHighlight, specs: codeHighlightSpecs).startStrict(completed: {
}))
}
} else if let codeHighlightState = strongSelf.codeHighlightState {
strongSelf.codeHighlightState = nil
codeHighlightState.disposable.dispose()
}
}
})
})