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package main
import (
"encoding/json"
"os"
"github.com/adrg/xdg"
)
// Config contains all configuration options that are read from .config/startpage/config.json
type Config struct {
// The place for which to get the weather data. If omitted, no weather will be shown
WeatherPlace string
// A list of links to show
Links []Link
// If set, background images can be saved here
BackgroundSavepath string
// If set, this limits the background image size, the default is DEFAULT_BACKGROUND_MAXDIM
BackgroundMaxdim *int
// Get background images from this subreddit. Defaults to "EarthPorn"
ImageSubreddit string
}
func LoadConfig() (*Config, error) {
path, err := xdg.ConfigFile("startpage/config.json")
if err != nil {
return nil, err
}
file, err := os.Open(path)
switch {
case err == nil:
// All OK, we can continue
case os.IsNotExist(err):
return &Config{}, nil
default:
return nil, err
}
defer file.Close()
decoder := json.NewDecoder(file)
var config Config
err = decoder.Decode(&config)
if err == nil {
return &config, nil
} else {
return nil, err
}
}
const DEFAULT_BACKGROUND_MAXDIM = 2500
func (c Config) GetBackgroundMaxdim() int {
if c.BackgroundMaxdim == nil {
return DEFAULT_BACKGROUND_MAXDIM
} else {
return *c.BackgroundMaxdim
}
}
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