111 lines
2.3 KiB
Go
111 lines
2.3 KiB
Go
package config
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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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"os"
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"path/filepath"
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"github.com/BurntSushi/toml"
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)
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const (
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configDirPath = "data"
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configFileJSON = "data.json"
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configFileTOML = "data.toml"
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)
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var ErrConfigNotFound = errors.New("config not found")
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type Config interface {
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Install() error
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Update() error
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Clean() error
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Diff() error
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Download() error
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Validate() error
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}
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type ConfigApps struct {
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Apps map[string]App `json:"apps" toml:"apps"`
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}
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// Read from file
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type App struct {
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Paths []Path `json:"paths" toml:"paths"`
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}
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type Path struct {
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Internal string `json:"internal" toml:"internal"`
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External string `json:"external,omitempty" toml:"external"`
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URL string `json:"url,omitempty" toml:"url"`
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}
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// LoadConfig return config, configDemo
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func LoadConfig(path string) (*ConfigReal, *ConfigDemo, error) {
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cfgReal, cfgDemo, err := loadConfigJSON(path)
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if err == nil {
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return cfgReal, cfgDemo, nil
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} else if os.IsNotExist(err) {
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return nil, nil, err
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}
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cfgReal, cfgDemo, err = loadConfigTOML(path)
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if err == nil {
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return cfgReal, cfgDemo, nil
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} else if os.IsNotExist(err) {
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return nil, nil, err
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}
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return nil, nil, ErrConfigNotFound
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}
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func loadConfigJSON(path string) (*ConfigReal, *ConfigDemo, error) {
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configPathJSON := filepath.Join(path, configDirPath, configFileJSON)
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bytes, err := os.ReadFile(configPathJSON)
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if err != nil {
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return nil, nil, fmt.Errorf("os: failed to read file [%s]: %w", configPathJSON, err)
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}
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var cfgApps ConfigApps
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if err = json.Unmarshal(bytes, &cfgApps); err != nil {
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return nil, nil, fmt.Errorf("json: failed to unmarshal: %w", err)
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}
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cfgReal := ConfigReal{
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ConfigApps: cfgApps,
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}
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cfgDemo := ConfigDemo{
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ConfigApps: cfgApps,
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}
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return &cfgReal, &cfgDemo, nil
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}
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func loadConfigTOML(path string) (*ConfigReal, *ConfigDemo, error) {
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configPathTOML := filepath.Join(path, configDirPath, configFileTOML)
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bytes, err := os.ReadFile(configPathTOML)
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if err != nil {
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return nil, nil, fmt.Errorf("os: failed to read file [%s]: %w", configPathTOML, err)
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}
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var cfgApps ConfigApps
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if err := toml.Unmarshal(bytes, &cfgApps); err != nil {
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return nil, nil, fmt.Errorf("toml: failed to decode: %w", err)
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}
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cfgReal := ConfigReal{
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ConfigApps: cfgApps,
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}
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cfgDemo := ConfigDemo{
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ConfigApps: cfgApps,
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}
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return &cfgReal, &cfgDemo, nil
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}
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