75 lines
1.4 KiB
Go
75 lines
1.4 KiB
Go
package main
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import (
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"bufio"
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"errors"
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"fmt"
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"log"
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"os"
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"strconv"
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"strings"
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)
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var ConfigFile = "config/config.txt"
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type Config struct {
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Username string
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Password string
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Port int
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}
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func (c *Config) Save() error {
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output := fmt.Sprintf("port=%d\nusername=%s\npassword=%s", c.Port, c.Username, c.Password)
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f, err := os.OpenFile(ConfigFile, os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return err
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}
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if _, err := f.Write([]byte(output)); err != nil {
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return err
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}
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return nil
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}
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func LoadConfig() (Config, error) {
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cfg := Config{Port: 7101, Username: "admin", Password: "admin"} // Default values are declared here, I guess
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if _, err := os.Stat(ConfigFile); errors.Is(err, os.ErrNotExist) {
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err := cfg.Save()
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if err != nil {
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return cfg, err
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}
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return cfg, nil
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}
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file, err := os.Open(ConfigFile)
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if err != nil {
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log.Fatal(err)
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}
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defer file.Close()
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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entry := strings.Split(strings.Replace(scanner.Text(), " ", "", -1), "=")
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if len(entry) != 2 {
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continue
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}
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key := entry[0]
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value := entry[1]
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if key == "username" {
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cfg.Username = value
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} else if key == "password" {
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cfg.Password = value
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} else if key == "port" {
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numVal, err := strconv.Atoi(value)
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if err == nil {
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cfg.Port = numVal
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}
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}
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}
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if err := scanner.Err(); err != nil {
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log.Fatal(err)
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}
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return cfg, nil
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}
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