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Add more markdown formatting to the text parser

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This commit is contained in:
Thomas Ricouard 2024-10-05 12:51:32 +02:00
parent d4706bea31
commit 1dec2ab68a
1 changed files with 33 additions and 20 deletions
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53
Packages/Models/Sources/Models/Alias/HTMLString.swift
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@ -109,7 +109,7 @@ public struct HTMLString: Codable, Equatable, Hashable, @unchecked Sendable {
try container.encode(links, forKey: .links)
}
private mutating func handleNode(node: SwiftSoup.Node) {
private mutating func handleNode(node: SwiftSoup.Node, indent: Int? = 0) {
do {
if let className = try? node.attr("class") {
if className == "invisible" {
@ -121,7 +121,7 @@ public struct HTMLString: Codable, Equatable, Hashable, @unchecked Sendable {
// descend into this one now and
// append the ellipsis
for nn in node.getChildNodes() {
handleNode(node: nn)
handleNode(node: nn, indent: indent)
}
asMarkdown += "…"
return
@ -189,32 +189,45 @@ public struct HTMLString: Codable, Equatable, Hashable, @unchecked Sendable {
}
// Strip newlines and line separators - they should be being sent as <br>s
asMarkdown += txt.replacingOccurrences(of: "\n", with: "").replacingOccurrences(of: "\u{2028}", with: "")
} else if node.nodeName() == "ul" {
// Unordered (bulleted) list
// SwiftUI's Text won't display these in an AttributedString, but we can at least improve the appearance
asMarkdown += "\n\n"
} else if node.nodeName() == "strong" || node.nodeName() == "b" {
asMarkdown += "**"
for nn in node.getChildNodes() {
asMarkdown += "- "
handleNode(node: nn)
asMarkdown += "\n"
handleNode(node: nn, indent: indent)
}
asMarkdown += "**"
return
} else if node.nodeName() == "em" || node.nodeName() == "i" {
asMarkdown += "_"
for nn in node.getChildNodes() {
handleNode(node: nn, indent: indent)
}
asMarkdown += "_"
return
} else if node.nodeName() == "ul" || node.nodeName() == "ol" {
asMarkdown += "\n"
for nn in node.getChildNodes() {
handleNode(node: nn, indent: (indent ?? 0) + 1)
}
return
} else if node.nodeName() == "ol" {
// Ordered (numbered) list
// Same thing, won't display in a Text, but this is just an attempt to improve the appearance
asMarkdown += "\n\n"
var curNumber = 1
for nn in node.getChildNodes() {
asMarkdown += "\(curNumber). "
handleNode(node: nn)
asMarkdown += "\n"
curNumber += 1
} else if node.nodeName() == "li" {
asMarkdown += " "
if let indent, indent > 1 {
for _ in 0..<indent {
asMarkdown += " "
}
asMarkdown += "- "
} else {
asMarkdown += "• "
}
for nn in node.getChildNodes() {
handleNode(node: nn, indent: indent)
}
asMarkdown += "\n"
return
}
for n in node.getChildNodes() {
handleNode(node: n)
handleNode(node: n, indent: indent)
}
} catch {}
}