From 6eb89f61b390e56219b057ccbb9f7442d4aee40e Mon Sep 17 00:00:00 2001
From: Lea Anthony <lea.anthony@gmail.com>
Date: Thu, 8 Oct 2020 07:39:01 +1100
Subject: [PATCH] Add Log to Go runtime

---
 v2/internal/runtime/goruntime/log.go     | 50 ++++++++++++++++++++++++
 v2/internal/runtime/goruntime/runtime.go |  2 +
 2 files changed, 52 insertions(+)
 create mode 100644 v2/internal/runtime/goruntime/log.go

diff --git a/v2/internal/runtime/goruntime/log.go b/v2/internal/runtime/goruntime/log.go
new file mode 100644
index 00000000..85e72244
--- /dev/null
+++ b/v2/internal/runtime/goruntime/log.go
@@ -0,0 +1,50 @@
+package goruntime
+
+import (
+	"github.com/wailsapp/wails/v2/internal/servicebus"
+)
+
+// Log defines all Log related operations
+type Log interface {
+	Debug(message string)
+	Info(message string)
+	Warning(message string)
+	Error(message string)
+	Fatal(message string)
+}
+
+type log struct {
+	bus *servicebus.ServiceBus
+}
+
+// newLog creates a new Log struct
+func newLog(bus *servicebus.ServiceBus) Log {
+	return &log{
+		bus: bus,
+	}
+}
+
+// Debug prints a Debug level message
+func (r *log) Debug(message string) {
+	r.bus.Publish("log:debug", message)
+}
+
+// Info prints a Info level message
+func (r *log) Info(message string) {
+	r.bus.Publish("log:info", message)
+}
+
+// Warning prints a Warning level message
+func (r *log) Warning(message string) {
+	r.bus.Publish("log:warning", message)
+}
+
+// Error prints a Error level message
+func (r *log) Error(message string) {
+	r.bus.Publish("log:error", message)
+}
+
+// Fatal prints a Fatal level message
+func (r *log) Fatal(message string) {
+	r.bus.Publish("log:fatal", message)
+}
diff --git a/v2/internal/runtime/goruntime/runtime.go b/v2/internal/runtime/goruntime/runtime.go
index 1d044ac9..42ce1f16 100644
--- a/v2/internal/runtime/goruntime/runtime.go
+++ b/v2/internal/runtime/goruntime/runtime.go
@@ -9,6 +9,7 @@ type Runtime struct {
 	Window  Window
 	Dialog  Dialog
 	System  System
+	Log     Log
 	bus     *servicebus.ServiceBus
 }
 
@@ -20,6 +21,7 @@ func New(serviceBus *servicebus.ServiceBus) *Runtime {
 		Window:  newWindow(serviceBus),
 		Dialog:  newDialog(serviceBus),
 		System:  newSystem(serviceBus),
+		Log:     newLog(serviceBus),
 		bus:     serviceBus,
 	}
 }