themes/headache


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[colours]
bkgnd=default
titlebar=magenta
titlebar.text=white
titlebar.brackets=white
titlebar.unencrypted=black
titlebar.encrypted=cyan
titlebar.untrusted=yellow
titlebar.trusted=cyan
titlebar.online=white
titlebar.offline=black
titlebar.away=white
titlebar.chat=white
titlebar.dnd=black
titlebar.xa=white
statusbar=default
statusbar.text=white
statusbar.time=white
statusbar.brackets=red
statusbar.active=cyan
statusbar.new=white
main.text=blue
main.text.me=white
main.text.them=bold_white
main.splash=red
main.help.header=bold_blue
main.time=green
input.text=yellow
subscribed=bold_magenta
unsubscribed=bold_black
otr.started.trusted=cyan
otr.started.untrusted=yellow
otr.ended=blue
otr.trusted=cyan
otr.untrusted=yellow
online=red
away=cyan
chat=green
dnd=magenta
xa=cyan
offline=green
incoming=yellow
mention=green
trigger=green
typing=magenta
gone=yellow
error=red
roominfo=white
roommention=bold_green
roommention.term=bold_green
roomtrigger=bold_green
roomtrigger.term=bold_green
me=white
them=white
roster.header=bold_cyan
roster.chat=green
roster.online=red
roster.away=cyan
roster.xa=cyan
roster.dnd=magenta
roster.offline=green
roster.chat.active=green
roster.online.active=red
roster.away.active=cyan
roster.xa.active=cyan
roster.dnd.active=magenta
roster.offline.active=green
roster.chat.unread=bold_green
roster.online.unread=bold_red
roster.away.unread=bold_cyan
roster.xa.unread=bold_cyan
roster.dnd.unread=bold_magenta
roster.offline.unread=bold_green
roster.room=red
roster.room.unread=bold_red
roster.room.mention=bold_red
roster.room.trigger=bold_red
occupants.header=bold_cyan
receipt.sent=red
import bindings/quickjs
import js/domexception
import js/javascript
import js/jstypes
import types/opt
import utils/twtstr

# atob and btoa convert Latin-1 to base64 and vice versa. (And throw on
# anything above latin-1.)

proc atob*(data: string): DOMResult[NarrowString] =
  let r = atob0(data)
  if r.isNone:
    return err(newDOMException(r.error, "InvalidCharacterError"))
  return ok(NarrowString(r.get))

const AMap = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"

func btoa*(data: openArray[uint8]): string =
  if data.len == 0:
    return ""
  var L = data.len div 3 * 4
  if (let rem = data.len mod 3; rem) > 0:
    L += 3 - rem
  var s = newStringOfCap(L)
  var i = 0
  let endw = data.len - 2
  while i < endw:
    let n = uint32(data[i]) shl 16 or
      uint32(data[i + 1]) shl 8 or
      uint32(data[i + 2])
    i += 3
    s &= AMap[n shr 18 and 0x3F]
    s &= AMap[n shr 12 and 0x3F]
    s &= AMap[n shr 6 and 0x3F]
    s &= AMap[n and 0x3F]
  if i < data.len:
    let b1 = uint32(data[i])
    inc i
    if i < data.len:
      let b2 = uint32(data[i])
      s &= AMap[b1 shr 2]                      # 6 bits of b1
      s &= AMap[b1 shl 4 and 0x3F or b2 shr 4] # 2 bits of b1 | 4 bits of b2
      s &= AMap[b2 shl 2 and 0x3F]             # 4 bits of b2
    else:
      s &= AMap[b1 shr 2]          # 6 bits of b1
      s &= AMap[b1 shl 4 and 0x3F] # 2 bits of b1
      s &= '='
    s &= '='
  return s

func btoa*(data: string): string =
  return btoa(data.toOpenArrayByte(0, data.len - 1))

proc btoa*(ctx: JSContext; data: JSValue): DOMResult[string] =
  let data = JS_ToString(ctx, data)
  if JS_IsException(data):
    return err()
  assert JS_IsString(data)
  if JS_IsStringWideChar(data):
    JS_FreeValue(ctx, data)
    return errDOMException("Invalid character in string",
      "InvalidCharacterError")
  let len = int(JS_GetStringLength(data))
  if len == 0:
    JS_FreeValue(ctx, data)
    return ok("")
  let buf = JS_GetNarrowStringBuffer(data)
  let res = btoa(buf.toOpenArray(0, len - 1))
  JS_FreeValue(ctx, data)
  return ok(res)