From fe3e68afd99d8ea246be52893730f987e138ec24 Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Sun, 19 Sep 2021 13:22:59 +0300
Subject: move args to config package

logger package rewrite as dlog
---
 internal/io/dlog/loggers/stdout.go | 73 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 internal/io/dlog/loggers/stdout.go

(limited to 'internal/io/dlog/loggers/stdout.go')

diff --git a/internal/io/dlog/loggers/stdout.go b/internal/io/dlog/loggers/stdout.go
new file mode 100644
index 0000000..9738323
--- /dev/null
+++ b/internal/io/dlog/loggers/stdout.go
@@ -0,0 +1,73 @@
+package loggers
+
+import (
+	"context"
+	"fmt"
+	"sync"
+	"time"
+)
+
+type stdout struct {
+	bufferCh chan string
+	pauseCh  chan struct{}
+	resumeCh chan struct{}
+}
+
+func newStdout() *stdout {
+	return &stdout{
+		bufferCh: make(chan string, 100),
+		pauseCh:  make(chan struct{}),
+		resumeCh: make(chan struct{}),
+	}
+}
+
+func (s *stdout) Start(ctx context.Context, wg *sync.WaitGroup) {
+	pause := func(ctx context.Context) {
+		select {
+		case <-s.resumeCh:
+			return
+		case <-ctx.Done():
+			return
+		}
+	}
+
+	go func() {
+		defer wg.Done()
+
+		for {
+			select {
+			case message := <-s.bufferCh:
+				fmt.Println(message)
+			case <-s.pauseCh:
+				pause(ctx)
+			case <-ctx.Done():
+				s.Flush()
+				return
+			}
+		}
+	}()
+}
+
+func (s *stdout) Log(now time.Time, message string) {
+	s.bufferCh <- message
+}
+
+func (s *stdout) LogWithColors(now time.Time, message, coloredMessage string) {
+	s.bufferCh <- coloredMessage
+}
+
+func (s *stdout) Flush() {
+	for {
+		select {
+		case message := <-s.bufferCh:
+			fmt.Println(message)
+		default:
+			return
+		}
+	}
+}
+
+func (s *stdout) Pause()            { s.pauseCh <- struct{}{} }
+func (s *stdout) Resume()           { s.resumeCh <- struct{}{} }
+func (s *stdout) Rotate()           {}
+func (stdout) SupportsColors() bool { return true }
-- 
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