Remove Farmbot Logger colors

* Fixes espeak trying to speak ansi colors
* allows espeak to be specified as the sole channel

farmbot_core/lib/farmbot_core/log_storage/log.ex

@@ -84,20 +84,7 @@ defmodule FarmbotCore.Log do
 
   defimpl String.Chars, for: Log do
     def to_string(log) do
-      if log.meta[:color] && function_exported?(IO.ANSI, log.meta[:color], 0) do
-        "#{apply(IO.ANSI, log.meta[:color], [])}#{log.message}#{color(:normal)}\n"
-      else
-        "#{color(log.level)}#{log.message}#{color(:normal)}\n"
-      end
+      IO.iodata_to_binary(log.message)
     end
-
-    defp color(:debug), do: IO.ANSI.light_blue()
-    defp color(:info), do: IO.ANSI.cyan()
-    defp color(:busy), do: IO.ANSI.blue()
-    defp color(:success), do: IO.ANSI.green()
-    defp color(:warn), do: IO.ANSI.yellow()
-    defp color(:error), do: IO.ANSI.red()
-    defp color(:normal), do: IO.ANSI.normal()
-    defp color(_), do: IO.ANSI.normal()
   end
 end

farmbot_core/lib/farmbot_core/log_storage/logger.ex

@@ -110,14 +110,15 @@ defmodule FarmbotCore.Logger do
   end
 
   defp elixir_log(%Log{} = log) do
-    # TODO Connor - fix time
     logger_meta = [
       application: :farmbot,
       function: log.function,
       file: log.file,
       line: log.line,
       module: log.module,
-      channels: log.meta[:channels] || log.meta["channels"]
+      channels: log.meta[:channels] || log.meta["channels"],
+      verbosity: log.verbosity
+      # TODO Connor - fix time
       # time: time
     ]
 

farmbot_os/lib/farmbot_os/logger_backend_espeak.ex

@@ -26,11 +26,12 @@ defmodule LoggerBackendEspeak do
 
   def handle_event({_level, _pid, {Logger, msg, _timestamp, meta}}, %{port: espeak} = state) do
     should_espeak? =
-      Enum.find(meta[:channels] || [], fn
-        :espeak -> true
-        "espeak" -> true
-        _ -> false
-      end)
+      meta[:channels] == :espeak ||
+        Enum.find(meta[:channels] || [], fn
+          :espeak -> true
+          "espeak" -> true
+          _ -> false
+        end)
 
     if should_espeak? do
       _ = Port.command(espeak, IO.iodata_to_binary(msg) <> "\n")