Refactor api code

src/api/tweet.nim

@@ -0,0 +1,31 @@
+import httpclient, asyncdispatch, strutils, uri
+
+import ".."/[types, parser]
+import utils, consts, media
+
+proc getTweet*(username, id, agent: string): Future[Conversation] {.async.} =
+  let headers = newHttpHeaders({
+    "Accept": jsonAccept,
+    "Referer": $base,
+    "User-Agent": agent,
+    "X-Twitter-Active-User": "yes",
+    "X-Requested-With": "XMLHttpRequest",
+    "Accept-Language": lang,
+    "pragma": "no-cache",
+    "x-previous-page-name": "profile"
+  })
+
+  let
+    url = base / username / tweetUrl / id
+    html = await fetchHtml(url, headers)
+
+  if html == nil: return
+
+  result = parseConversation(html)
+
+  let
+    vidsFut = getConversationVideos(result, agent)
+    pollFut = getConversationPolls(result, agent)
+    cardFut = getConversationCards(result, agent)
+
+  await all(vidsFut, pollFut, cardFut)