tom.sherman.is
A fork of https://github.com/teal-fm/piper
1package config
2
3import (
4 "log"
5 "strings"
6
7 "github.com/joho/godotenv"
8 "github.com/spf13/viper"
9)
10
11// Load initializes the configuration with viper
12func Load() {
13 if err := godotenv.Load(); err != nil {
14 log.Println("No .env file found or error loading it. Using default values and environment variables.")
15 }
16
17 viper.SetDefault("server.port", "8080")
18 viper.SetDefault("server.host", "localhost")
19 viper.SetDefault("callback.spotify", "http://localhost:8080/callback/spotify")
20 viper.SetDefault("spotify.auth_url", "https://accounts.spotify.com/authorize")
21 viper.SetDefault("spotify.token_url", "https://accounts.spotify.com/api/token")
22 viper.SetDefault("spotify.scopes", "user-read-currently-playing user-read-email")
23 viper.SetDefault("tracker.interval", 30)
24 viper.SetDefault("db.path", "./data/piper.db")
25
26 // server metadata
27 viper.SetDefault("server.root_url", "http://localhost:8080")
28 viper.SetDefault("atproto.metadata_url", "http://localhost:8080/metadata")
29 viper.SetDefault("atproto.callback_url", "/metadata")
30
31 viper.AutomaticEnv()
32
33 viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
34
35 viper.SetConfigName("config")
36 viper.SetConfigType("yaml")
37 viper.AddConfigPath("./config")
38 viper.AddConfigPath(".")
39
40 if err := viper.ReadInConfig(); err != nil {
41 if _, ok := err.(viper.ConfigFileNotFoundError); !ok {
42 log.Fatalf("Error reading config file: %v", err)
43 }
44 log.Println("Config file not found, using default values and environment variables")
45 } else {
46 log.Println("Using config file:", viper.ConfigFileUsed())
47 }
48
49 // check for required settings
50 requiredVars := []string{"spotify.client_id", "spotify.client_secret"}
51 missingVars := []string{}
52
53 for _, v := range requiredVars {
54 if !viper.IsSet(v) {
55 missingVars = append(missingVars, v)
56 }
57 }
58
59 if len(missingVars) > 0 {
60 log.Fatalf("Required configuration variables not set: %s", strings.Join(missingVars, ", "))
61 }
62}