caddybunnn

config.go

@@ -0,0 +1,106 @@
+package main
+
+import (
+	"bufio"
+	"encoding/json"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+type Config struct {
+	PorkbunAPIKey    string `json:"porkbun_api_key"`
+	PorkbunSecretKey string `json:"porkbun_secret_key"`
+	Domain           string `json:"domain"`
+	CaddyAdminURL    string `json:"caddy_admin_url"`
+	CaddyfilePath    string `json:"caddyfile_path"`
+}
+
+func configPath() (string, error) {
+	home, err := os.UserHomeDir()
+	if err != nil {
+		return "", fmt.Errorf("getting home directory: %w", err)
+	}
+	return filepath.Join(home, ".config", "caddybun", "config.json"), nil
+}
+
+func LoadOrCreateConfig() (*Config, error) {
+	path, err := configPath()
+	if err != nil {
+		return nil, err
+	}
+
+	cfg := &Config{
+		Domain:        "torrtle.co",
+		CaddyAdminURL: "http://localhost:2019",
+		CaddyfilePath: "/etc/caddy/Caddyfile",
+	}
+
+	data, err := os.ReadFile(path)
+	if err == nil {
+		if err := json.Unmarshal(data, cfg); err != nil {
+			return nil, fmt.Errorf("parsing config: %w", err)
+		}
+		return cfg, nil
+	}
+
+	if !os.IsNotExist(err) {
+		return nil, fmt.Errorf("reading config: %w", err)
+	}
+
+	// First run — prompt for API keys
+	fmt.Println("First run — let's configure caddybun.")
+	fmt.Println()
+
+	reader := bufio.NewReader(os.Stdin)
+
+	fmt.Print("Porkbun API key: ")
+	cfg.PorkbunAPIKey, _ = reader.ReadString('\n')
+	cfg.PorkbunAPIKey = strings.TrimSpace(cfg.PorkbunAPIKey)
+
+	fmt.Print("Porkbun Secret API key: ")
+	cfg.PorkbunSecretKey, _ = reader.ReadString('\n')
+	cfg.PorkbunSecretKey = strings.TrimSpace(cfg.PorkbunSecretKey)
+
+	fmt.Printf("Domain [%s]: ", cfg.Domain)
+	if d, _ := reader.ReadString('\n'); strings.TrimSpace(d) != "" {
+		cfg.Domain = strings.TrimSpace(d)
+	}
+
+	fmt.Printf("Caddy admin URL [%s]: ", cfg.CaddyAdminURL)
+	if u, _ := reader.ReadString('\n'); strings.TrimSpace(u) != "" {
+		cfg.CaddyAdminURL = strings.TrimSpace(u)
+	}
+
+	fmt.Printf("Caddyfile path [%s]: ", cfg.CaddyfilePath)
+	if p, _ := reader.ReadString('\n'); strings.TrimSpace(p) != "" {
+		cfg.CaddyfilePath = strings.TrimSpace(p)
+	}
+
+	fmt.Println()
+
+	if err := saveConfig(path, cfg); err != nil {
+		return nil, err
+	}
+
+	fmt.Printf("Config saved to %s\n\n", path)
+	return cfg, nil
+}
+
+func saveConfig(path string, cfg *Config) error {
+	if err := os.MkdirAll(filepath.Dir(path), 0700); err != nil {
+		return fmt.Errorf("creating config directory: %w", err)
+	}
+
+	data, err := json.MarshalIndent(cfg, "", "  ")
+	if err != nil {
+		return fmt.Errorf("marshaling config: %w", err)
+	}
+
+	if err := os.WriteFile(path, data, 0600); err != nil {
+		return fmt.Errorf("writing config: %w", err)
+	}
+
+	return nil
+}