Move torrent parser to rust

app/src/main/java/com/hippo/ehviewer/client/parser/TorrentParser.kt

@@ -15,42 +15,16 @@
  */
 package com.hippo.ehviewer.client.parser
 
-import org.jsoup.Jsoup
-import java.util.regex.Pattern
-
 object TorrentParser {
-    private val PATTERN_TORRENT =
-        Pattern.compile("</span> ([0-9-]+) [0-9:]+</td>[\\s\\S]+</span> ([0-9.]+ [KMGT]B)</td>[\\s\\S]+</span> ([0-9]+)</td>[\\s\\S]+</span> ([0-9]+)</td>[\\s\\S]+</span> ([0-9]+)</td>[\\s\\S]+</span>([^<]+)</td>[\\s\\S]+onclick=\"document.location='([^\"]+)'[^<]+>([^<]+)</a>")
-
     fun parse(body: String): List<Result> {
-        val torrentList = ArrayList<Result>()
-        val d = Jsoup.parse(body)
-        val es = d.select("form>div>table")
-        for (e in es) {
-            val m = PATTERN_TORRENT.matcher(e.html())
-            if (m.find()) {
-                val posted = m.group(1)!!
-                val size = m.group(2)!!
-                val seeds = m.group(3)!!.toInt()
-                val peers = m.group(4)!!.toInt()
-                val downloads = m.group(5)!!.toInt()
-                val url = ParserUtils.trim(m.group(7))
-                val name = ParserUtils.trim(m.group(8))
-                torrentList.add(Result(posted, size, seeds, peers, downloads, url, name))
-            }
-        }
-        return torrentList
+        val list = mutableListOf<Array<String>>()
+        parseTorrent(body, list)
+        return list.map { Result(it[0], it[1], it[2].toInt(), it[3].toInt(), it[4].toInt(), it[5], it[6]) }
     }
 
-    class Result(
-        private val posted: String,
-        private val size: String,
-        private val seeds: Int,
-        private val peers: Int,
-        private val downloads: Int,
-        val url: String,
-        val name: String,
-    ) {
+    class Result(val posted: String, val size: String, val seeds: Int, val peers: Int, val downloads: Int, val url: String, val name: String) {
         fun format() = "[$posted] $name [$size] [↑$seeds ↓$peers ✓$downloads]"
     }
 }
+
+private external fun parseTorrent(body: String, list: List<Array<String>>)