48 lines
996 B
Go
48 lines
996 B
Go
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package main
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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)
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type Config struct {
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Apps map[string]App `json:"apps"`
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}
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type App struct {
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ConfigPath string `json:"config_path"`
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}
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// Load config from file
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func LoadConfig(path string) (Config, error) {
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configPath := getConfigPath(path)
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f, err := os.Open(configPath)
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if err != nil {
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// https://github.com/golang/go/blob/3e1e13ce6d1271f49f3d8ee359689145a6995bad/src/os/error.go#L90-L91
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if errors.Is(err, os.ErrNotExist) {
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return Config{}, fmt.Errorf("file not exist %s: %w", configPath, err)
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}
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}
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defer f.Close()
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bytes, err := ioutil.ReadAll(f)
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if err != nil {
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return Config{}, fmt.Errorf("failed to read %s: %w", configPath, err)
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}
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var result Config
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if err := json.Unmarshal(bytes, &result); err != nil {
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return Config{}, fmt.Errorf("failed to unmarshal: %w,", err)
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}
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return result, nil
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}
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func getConfigPath(path string) string {
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return filepath.Join(path, "configs/config.json")
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}
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