initial work - making config file

config.go

@@ -0,0 +1,94 @@
+package main
+
+// this file will handle configuration file reading
+// and also some database functions
+
+import (
+	"bufio"
+	"bytes"
+	"strings"
+	"github.com/spf13/viper"
+	"io"
+	"io/ioutil"
+	"os"
+	//"strconv"
+	"time"
+)
+
+var ircVersion string = "sh0rtbus 0.5"
+var verShort string = "0.5"
+
+var hlf io.Writer
+
+func readConfig() {
+
+	//////////////////// defaults //////
+
+	defSizes := map[string]interface{}{
+		"activewindows": 80,
+		"workspace": 50,
+	}
+
+	defColors := map[string]interface{}{
+		"activewindows": 80,
+		"workspace": 50,
+	}
+
+	viper.SetDefault("sizes", defSizes)
+	viper.SetDefault("colors", defColors)
+
+	//////////////////////////////////////
+
+	home, err := os.UserHomeDir()
+	if err != nil {
+		log.Fatal().Err(err).Msg("Failed to determine the users home directory!?")
+	}
+
+	viper.SetConfigType("toml")
+
+	// -c command line flag to override conig file
+	// to override config file location
+	if len(os.Args) > 2 && os.Args[1] == "-c" {
+		log.Info().Str("config", os.Args[2]).Msg("overriding default config file location...")
+		f, err := os.Open(os.Args[2])
+		if err != nil {
+			log.Fatal().Str("config", os.Args[2]).Msg("failed to read config file")
+		}
+		defer f.Close()
+		buf, err := ioutil.ReadAll(f)
+		if err != nil {
+			log.Fatal().Str("config", os.Args[2]).Msg("failed to read config file")
+		}
+		err = viper.ReadConfig(bytes.NewBuffer(buf))
+	} else {
+		viper.SetConfigName("5bar5")
+		viper.AddConfigPath(".")
+		viper.AddConfigPath(home + "/.5bar5/")
+		viper.AddConfigPath(home + "/.config/5bar5/")
+		// read config filr and check for errors
+		log.Info().Msg("reading configuration file...")
+		err = viper.ReadInConfig()
+	}
+
+	if _, ok := err.(viper.ConfigFileNotFoundError); ok {
+		log.Warn().Msg("Config file not found! Wrting new config to config.toml")
+		err = viper.SafeWriteConfigAs(home + "/.5bar5/5bar5.toml")
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error writing new configuration file")
+		}
+
+	} else if err != nil {
+		log.Fatal().Err(err).Msg("Fatal error when loading configuration file")
+	}
+
+	/////////
+	// Sizes
+	activeWinSize = viper.GetInt("sizes.activewindow")
+	workspaceWidth = viper.GetInt("sizes.workspace")
+	/////////
+	// Colors
+	var err error
+	activeWinBG, err = Hex2RGB(viper.GetString("colors.activewindowbg"))
+	if err != nil {
+		
+}

globals.go

@@ -0,0 +1,6 @@
+package main
+
+var activeWinSize int
+var workspaceWidth int
+var activeWinBG RGB
+

go.mod

@@ -0,0 +1,20 @@
+module github.com/onodera-punpun/melonbar
+
+go 1.16
+
+require (
+	github.com/AndreKR/multiface v0.0.0-20190725194701-b414aa6424a8
+	github.com/BurntSushi/freetype-go v0.0.0-20160129220410-b763ddbfe298 // indirect
+	github.com/BurntSushi/graphics-go v0.0.0-20160129215708-b43f31a4a966 // indirect
+	github.com/BurntSushi/xgb v0.0.0-20201008132610-5f9e7b3c49cd
+	github.com/BurntSushi/xgbutil v0.0.0-20190907113008-ad855c713046
+	github.com/IvanMenshykov/MoonPhase v0.0.0-20180124195458-2a9432a62575
+	github.com/RadhiFadlillah/go-prayer v0.0.0-20200904044351-80665274d4b5
+	github.com/elliotchance/orderedmap v1.3.0
+	github.com/fhs/gompd v1.0.1
+	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
+	github.com/rkoesters/xdg v0.0.0-20181125232953-edd15b846f9b
+	github.com/shopspring/decimal v1.2.0 // indirect
+	github.com/zachomedia/go-bdf v0.0.0-20200707041239-4d208bb116e0
+	golang.org/x/image v0.0.0-20201208152932-35266b937fa6
+)

go.sum

@@ -0,0 +1,40 @@
+github.com/AndreKR/multiface v0.0.0-20190725194701-b414aa6424a8 h1:Hqhi94Vh24pMnPXH4NkH7N7JNxxiSlV5ANo3227RVDY=
+github.com/AndreKR/multiface v0.0.0-20190725194701-b414aa6424a8/go.mod h1:F4/sRjlOnpYMDwGUhf9wFxPeM69ZsJw8q4x8258R6LE=
+github.com/BurntSushi/freetype-go v0.0.0-20160129220410-b763ddbfe298 h1:1qlsVAQJXZHsaM8b6OLVo6muQUQd4CwkH/D3fnnbHXA=
+github.com/BurntSushi/freetype-go v0.0.0-20160129220410-b763ddbfe298/go.mod h1:D+QujdIlUNfa0igpNMk6UIvlb6C252URs4yupRUV4lQ=
+github.com/BurntSushi/graphics-go v0.0.0-20160129215708-b43f31a4a966 h1:lTG4HQym5oPKjL7nGs+csTgiDna685ZXjxijkne828g=
+github.com/BurntSushi/graphics-go v0.0.0-20160129215708-b43f31a4a966/go.mod h1:Mid70uvE93zn9wgF92A/r5ixgnvX8Lh68fxp9KQBaI0=
+github.com/BurntSushi/xgb v0.0.0-20201008132610-5f9e7b3c49cd h1:u7K2oMFMd8APDV3fM1j2rO3U/XJf1g1qC3DDTKou8iM=
+github.com/BurntSushi/xgb v0.0.0-20201008132610-5f9e7b3c49cd/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
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+github.com/IvanMenshykov/MoonPhase v0.0.0-20180124195458-2a9432a62575 h1:tpM+HaT9ie4OP2UYyZesbehvjXgiWNzBTO1uYUabav0=
+github.com/IvanMenshykov/MoonPhase v0.0.0-20180124195458-2a9432a62575/go.mod h1:KEFZMBRDCunBlP5n9fXcPt27aXXLsnAq6WUmAl0DA0E=
+github.com/RadhiFadlillah/go-prayer v0.0.0-20200904044351-80665274d4b5 h1:O8qJ/h85SCrk4roi/ufPNALC9tURB80ErsatkjbCyEw=
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