refactor global config into subpackage

config/main.go

@@ -1,10 +1,10 @@
-package main
+package config
 
 import (
 	"os"
 )
 
-var GlobalConfig = NewDefaultConfig()
+var Global = NewDefaultConfig()
 var configChan = make(chan ConfigMsg)
 
 type Config map[string]string
@@ -14,17 +14,17 @@ type ConfigMsg struct {
 	val string
 }
 
-func updateConfig(k, v string) {
-	log.Noticef("config update: %s = %s", k, v)
+func Update(k, v string) {
+	//log.Noticef("config update: %s = %s", k, v)
 	configChan <- ConfigMsg{k, v}
 }
 
 // Toggle a boolean option
-func (c Config) toggle(k string) {
-	if c[k] == "0" {
-		c[k] = "1"
+func Toggle(k string) {
+	if Global[k] == "0" {
+		Global[k] = "1"
 	} else {
-		c[k] = "0"
+		Global[k] = "0"
 	}
 }
 

containermap.go

@@ -7,13 +7,14 @@ import (
 	"strings"
 
 	"github.com/bcicen/ctop/collector"
+	"github.com/bcicen/ctop/config"
 	"github.com/bcicen/ctop/widgets"
 	"github.com/fsouza/go-dockerclient"
 )
 
 func NewContainerMap() *ContainerMap {
 	// init docker client
-	client, err := docker.NewClient(GlobalConfig["dockerHost"])
+	client, err := docker.NewClient(config.Global["dockerHost"])
 	if err != nil {
 		panic(err)
 	}
@@ -99,7 +100,7 @@ func (cm *ContainerMap) Del(ids ...string) {
 func (cm *ContainerMap) All() []*Container {
 	var containers Containers
 
-	filter := GlobalConfig["filterStr"]
+	filter := config.Global["filterStr"]
 	re := regexp.MustCompile(fmt.Sprintf(".*%s", filter))
 
 	for _, c := range cm.containers {

grid.go

@@ -3,6 +3,7 @@ package main
 import (
 	"fmt"
 
+	"github.com/bcicen/ctop/config"
 	"github.com/bcicen/ctop/widgets"
 	ui "github.com/gizak/termui"
 )
@@ -74,7 +75,7 @@ func (g *Grid) redrawRows() {
 	ui.Clear()
 
 	// build layout
-	if GlobalConfig["enableHeader"] == "1" {
+	if config.Global["enableHeader"] == "1" {
 		g.header.SetCount(len(g.containers))
 		ui.Body.AddRows(g.header.Row())
 	}
@@ -170,7 +171,7 @@ func Display(g *Grid) bool {
 		ui.StopLoop()
 	})
 	ui.Handle("/sys/kbd/r", func(e ui.Event) {
-		GlobalConfig.toggle("sortReversed")
+		config.Toggle("sortReversed")
 	})
 	ui.Handle("/sys/kbd/s", func(ui.Event) {
 		menu = SortMenu

main.go

@@ -1,11 +1,12 @@
 package main
 
 import (
+	"github.com/bcicen/ctop/config"
 	"github.com/bcicen/ctop/logging"
 	ui "github.com/gizak/termui"
 )
 
-var log = logging.New(GlobalConfig["loggingEnabled"])
+var log = logging.New(config.Global["loggingEnabled"])
 
 func main() {
 	if err := ui.Init(); err != nil {

menus.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"github.com/bcicen/ctop/config"
 	"github.com/bcicen/ctop/widgets"
 	ui "github.com/gizak/termui"
 )
@@ -32,7 +33,7 @@ func FilterMenu() {
 	ui.Render(i)
 	i.InputHandlers()
 	ui.Handle("/sys/kbd/<enter>", func(ui.Event) {
-		updateConfig("filterStr", i.Data)
+		config.Update("filterStr", i.Data)
 		ui.StopLoop()
 	})
 	ui.Loop()
@@ -46,7 +47,7 @@ func SortMenu() {
 	m.BorderFg = ui.ColorCyan
 
 	// set cursor position to current sort field
-	current := GlobalConfig["sortField"]
+	current := config.Global["sortField"]
 	for n, field := range m.Items {
 		if field == current {
 			m.CursorPos = n
@@ -56,7 +57,7 @@ func SortMenu() {
 	ui.Render(m)
 	m.NavigationHandlers()
 	ui.Handle("/sys/kbd/<enter>", func(ui.Event) {
-		updateConfig("sortField", m.Items[m.CursorPos])
+		config.Update("sortField", m.Items[m.CursorPos])
 		ui.StopLoop()
 	})
 	ui.Loop()

sort.go

@@ -2,6 +2,8 @@ package main
 
 import (
 	"sort"
+
+	"github.com/bcicen/ctop/config"
 )
 
 type sortMethod func(c1, c2 *Container) bool
@@ -29,8 +31,8 @@ type Containers []*Container
 func (a Containers) Len() int      { return len(a) }
 func (a Containers) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
 func (a Containers) Less(i, j int) bool {
-	f := Sorters[GlobalConfig["sortField"]]
-	if GlobalConfig["sortReversed"] == "1" {
+	f := Sorters[config.Global["sortField"]]
+	if config.Global["sortReversed"] == "1" {
 		return f(a[j], a[i])
 	}
 	return f(a[i], a[j])