# SPDX-License-Identifier: AGPL-3.0-only
import asyncdispatch, strformat, logging
from net import Port
from htmlgen import a
from os import getEnv

import jester

import types, config, prefs, formatters, redis_cache, http_pool, auth
import views/[general]
import routes/[
  preferences, timeline, status, media, search, rss, list, debug,
  unsupported, embed, resolver, router_utils]

let
  configPath = getEnv("NITTER_CONF_FILE", "./nitter.conf")
  (cfg, fullCfg) = getConfig(configPath)

  sessionsPath = getEnv("NITTER_SESSIONS_FILE", "./sessions.jsonl")

initSessionPool(cfg, sessionsPath)

if not cfg.enableDebug:
  # Silence Jester's query warning
  addHandler(newConsoleLogger())
  setLogFilter(lvlError)

stdout.write &"Starting Nitter at {getUrlPrefix(cfg)}\n"
stdout.flushFile

updateDefaultPrefs(fullCfg)
setCacheTimes(cfg)
setHmacKey(cfg.hmacKey)
setProxyEncoding(cfg.base64Media)
setMaxHttpConns(cfg.httpMaxConns)
setHttpProxy(cfg.proxy, cfg.proxyAuth)

waitFor initRedisPool(cfg)
stdout.write &"Connected to Redis at {cfg.redisHost}:{cfg.redisPort}\n"
stdout.flushFile

createUnsupportedRouter(cfg)
createResolverRouter(cfg)
createPrefRouter(cfg)
createTimelineRouter(cfg)
createListRouter(cfg)
createStatusRouter(cfg)
createSearchRouter(cfg)
createMediaRouter(cfg)
createEmbedRouter(cfg)
createRssRouter(cfg)
createDebugRouter(cfg)

settings:
  port = Port(cfg.port)
  staticDir = cfg.staticDir
  bindAddr = cfg.address
  reusePort = true

routes:
  get "/":
    resp renderMain(renderSearch(), request, cfg, themePrefs())

  get "/i/redirect":
    let url = decodeUrl(@"url")
    if url.len == 0: resp Http404
    redirect(replaceUrls(url, cookiePrefs()))

  error Http404:
    resp Http404, showError("Page not found", cfg)

  error InternalError:
    echo error.exc.name, ": ", error.exc.msg
    const link = a("ngn@ngn.tf", href = "mailto:ngn@ngn.tf")
    resp Http500, showError(
      &"An error occurred, please report to {link}", cfg)

  error BadClientError:
    echo error.exc.name, ": ", error.exc.msg
    resp Http500, showError("Network error occurred, please try again.", cfg)

  error RateLimitError:
    resp Http429, showError(
      &"Instance has been rate limited.", cfg)

  error NoSessionsError:
    resp Http429, showError(
      &"Instance has no auth tokens, or is fully rate limited.", cfg)

  extend rss, ""
  extend status, ""
  extend search, ""
  extend timeline, ""
  extend media, ""
  extend list, ""
  extend preferences, ""
  extend resolver, ""
  extend embed, ""
  extend debug, ""
  extend unsupported, ""