80 lines
1.5 KiB
Go
80 lines
1.5 KiB
Go
package config
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import (
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"encoding/json"
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"errors"
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"io/ioutil"
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"os"
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)
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type Config struct {
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Repositories []string `json:"repositories"`
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Packages map[string]string `json:"packages"`
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}
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var configFile = "./config.json"
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func LoadConfig() (*Config, error) {
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if _, err := os.Stat(configFile); os.IsNotExist(err) {
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cfg := &Config{
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Repositories: []string{},
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Packages: make(map[string]string),
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}
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if err := SaveConfig(cfg); err != nil {
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return nil, err
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}
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return cfg, nil
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}
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data, err := ioutil.ReadFile(configFile)
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if err != nil {
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return nil, err
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}
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var cfg Config
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if err := json.Unmarshal(data, &cfg); err != nil {
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return nil, err
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}
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return &cfg, nil
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}
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func SaveConfig(cfg *Config) error {
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data, err := json.MarshalIndent(cfg, "", " ")
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if err != nil {
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return err
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}
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return ioutil.WriteFile(configFile, data, 0644)
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}
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func AddRepository(repo string) error {
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cfg, err := LoadConfig()
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if err != nil {
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return err
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}
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for _, r := range cfg.Repositories {
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if r == repo {
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return errors.New("репозиторий уже добавлен")
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}
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}
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cfg.Repositories = append(cfg.Repositories, repo)
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return SaveConfig(cfg)
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}
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func RemoveRepository(repo string) error {
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cfg, err := LoadConfig()
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if err != nil {
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return err
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}
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newRepos := []string{}
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found := false
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for _, r := range cfg.Repositories {
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if r == repo {
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found = true
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continue
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}
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newRepos = append(newRepos, r)
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}
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if !found {
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return errors.New("репозиторий не найден")
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}
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cfg.Repositories = newRepos
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return SaveConfig(cfg)
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} |