mirror of https://github.com/muesli/mastotool
71 lines
1.2 KiB
Go
71 lines
1.2 KiB
Go
package main
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import (
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"encoding/json"
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"io/ioutil"
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)
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// Option is a single configuration option.
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type Option struct {
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Name string
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Value interface{}
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}
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// Config is a configuration file.
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type Config struct {
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Options []Option
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}
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// LoadConfig loads a configuration file.
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func LoadConfig(filename string) (Config, error) {
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config := Config{}
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j, err := ioutil.ReadFile(filename)
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if err != nil {
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return config, err
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}
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err = json.Unmarshal(j, &config)
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return config, err
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}
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// Save saves the configuration to a file.
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func (c Config) Save(filename string) error {
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j, err := json.MarshalIndent(c, "", " ")
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if err != nil {
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return err
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}
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return ioutil.WriteFile(filename, j, 0600)
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}
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// Value returns the value of a configuration option.
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func (c Config) Value(name string) interface{} {
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for _, v := range c.Options {
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if v.Name == name {
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return v.Value
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}
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}
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return nil
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}
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// Set sets the value of a configuration option.
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func (c *Config) Set(name, value string) {
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found := false
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var opts []Option
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for _, v := range c.Options {
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if v.Name == name {
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v.Value = value
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found = true
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}
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opts = append(opts, v)
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}
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if !found {
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opts = append(opts, Option{name, value})
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}
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c.Options = opts
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}
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