66 lines
1.3 KiB
Go
66 lines
1.3 KiB
Go
package config
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import (
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"encoding/json"
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"fmt"
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"os"
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)
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type Config struct {
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DBURL string `json:"db_url"`
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CurrentUsername string `json:"current_user_name"`
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}
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func getConfigFilePath() (string, error) {
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const configFileName = ".gatorconfig.json"
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homeDir, err := os.UserHomeDir()
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if err != nil {
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return "", err
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}
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configFilePath := homeDir + "/" + configFileName
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return configFilePath, nil
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}
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func write(cfg *Config) error {
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configFilePath, err := getConfigFilePath()
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if err != nil {
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return err
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}
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configPretty, 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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err = os.WriteFile(configFilePath, configPretty, 0644)
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if err != nil {
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return err
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}
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return nil
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}
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func (cfg *Config) Read() Config {
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configFilePath, err := getConfigFilePath()
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if err != nil {
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panic(err)
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}
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configFile, err := os.ReadFile(configFilePath)
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if err != nil {
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panic(err)
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}
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var configData Config
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if err := json.Unmarshal(configFile, &configData); err != nil {
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panic(err)
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}
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return configData
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}
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func (cfg *Config) SetUser(userName string) error {
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if userName == "" {
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return fmt.Errorf("username cannot be empty string")
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}
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cfg.CurrentUsername = userName
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if err := write(cfg); err != nil {
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return fmt.Errorf("could not set current user! Err: %w", err)
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}
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return nil
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}
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