package gemlog

import (
	"fmt"
	"os"
	"path/filepath"

	"gopkg.in/yaml.v3"
)

// CouchDBConfig represents the CouchDB configuration section
type CouchDBConfig struct {
	Host     string `yaml:"host"`
	Port     int    `yaml:"port"`
	User     string `yaml:"user"`
	Password string `yaml:"password"`
}

// Config represents the main configuration structure
type Config struct {
	CouchDB CouchDBConfig `yaml:"couchdb"`
}

// LoadConfig reads and parses the YAML configuration file from ~/.config/gemlog-cli
func LoadConfig() (*Config, error) {
	homeDir, err := os.UserHomeDir()
	if err != nil {
		return nil, fmt.Errorf("failed to get user home directory: %w", err)
	}

	configPath := filepath.Join(homeDir, ".config", "gemlog-cli", "config.yml")

	data, err := os.ReadFile(configPath)
	if err != nil {
		return nil, fmt.Errorf("failed to read config file %s: %w", configPath, err)
	}

	var config Config
	if err := yaml.Unmarshal(data, &config); err != nil {
		return nil, fmt.Errorf("failed to parse YAML config: %w", err)
	}

	return &config, nil
}