feat: config command

internal/config/system_config.go

@@ -0,0 +1,144 @@
+// ALR - Any Linux Repository
+// Copyright (C) 2025 The ALR Authors
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package config
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"os"
+
+	ktoml "github.com/knadh/koanf/parsers/toml/v2"
+	"github.com/knadh/koanf/providers/file"
+	"github.com/knadh/koanf/v2"
+
+	"gitea.plemya-x.ru/Plemya-x/ALR/internal/constants"
+	"gitea.plemya-x.ru/Plemya-x/ALR/pkg/types"
+)
+
+type SystemConfig struct {
+	k   *koanf.Koanf
+	cfg *types.Config
+}
+
+func NewSystemConfig() *SystemConfig {
+	return &SystemConfig{
+		k:   koanf.New("."),
+		cfg: &types.Config{},
+	}
+}
+
+func (c *SystemConfig) koanf() *koanf.Koanf {
+	return c.k
+}
+
+func (c *SystemConfig) Load() error {
+	if _, err := os.Stat(constants.SystemConfigPath); errors.Is(err, os.ErrNotExist) {
+		return nil
+	}
+
+	if err := c.k.Load(file.Provider(constants.SystemConfigPath), ktoml.Parser()); err != nil {
+		return err
+	}
+
+	return c.k.Unmarshal("", c.cfg)
+}
+
+func (c *SystemConfig) Save() error {
+	bytes, err := c.k.Marshal(ktoml.Parser())
+	if err != nil {
+		return fmt.Errorf("failed to marshal config: %w", err)
+	}
+
+	file, err := os.Create(constants.SystemConfigPath)
+	if err != nil {
+		return fmt.Errorf("failed to create config file: %w", err)
+	}
+	defer func() {
+		if cerr := file.Close(); cerr != nil && err == nil {
+			err = cerr
+		}
+	}()
+
+	if _, err := file.Write(bytes); err != nil {
+		return fmt.Errorf("failed to write config: %w", err)
+	}
+
+	if err := file.Sync(); err != nil {
+		return fmt.Errorf("failed to sync config: %w", err)
+	}
+
+	return nil
+}
+
+func (c *SystemConfig) SetRootCmd(v string) {
+	err := c.k.Set("rootCmd", v)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (c *SystemConfig) SetUseRootCmd(v bool) {
+	err := c.k.Set("useRootCmd", v)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (c *SystemConfig) SetPagerStyle(v string) {
+	err := c.k.Set("pagerStyle", v)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (c *SystemConfig) SetIgnorePkgUpdates(v []string) {
+	err := c.k.Set("ignorePkgUpdates", v)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (c *SystemConfig) SetAutoPull(v bool) {
+	err := c.k.Set("autoPull", v)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (c *SystemConfig) SetLogLevel(v string) {
+	err := c.k.Set("logLevel", v)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func (c *SystemConfig) SetRepos(v []types.Repo) {
+	b, err := json.Marshal(v)
+	if err != nil {
+		panic(err)
+	}
+	var m []interface{}
+	err = json.Unmarshal(b, &m)
+	if err != nil {
+		panic(err)
+	}
+	err = c.k.Set("repo", m)
+	if err != nil {
+		panic(err)
+	}
+}