setup wizard implemented

Author: 0ceanSlim

main.go

@@ -2,10 +2,12 @@ package main
 
 import (
 	"log"
+	"os"
 	"strings"
 	"time"
 
 	"go-nostrss/nostr"
+	"go-nostrss/types"
 	"go-nostrss/utils"
 
 	"github.com/mmcdole/gofeed"
@@ -22,23 +24,33 @@ func FetchRSSFeed(url string) ([]*gofeed.Item, error) {
 }
 
 func main() {
-	// Load configuration
-	config, err := utils.LoadConfig("config.yml")
-	if err != nil {
-		log.Fatalf("Error loading configuration: %v", err)
+	const configFileName = "config.yml"
+
+	var config *types.Config
+	if _, err := os.Stat(configFileName); os.IsNotExist(err) {
+		log.Println("Configuration file not found. Starting setup wizard...")
+		var setupErr error
+		config, setupErr = utils.SetupConfig(configFileName)
+		if setupErr != nil {
+			log.Fatalf("Error setting up configuration: %v", setupErr)
+		}
+	} else {
+		var loadErr error
+		config, loadErr = utils.LoadConfig(configFileName)
+		if loadErr != nil {
+			log.Fatalf("Error loading configuration: %v", loadErr)
+		}
 	}
 
-	// Load cache
 	cache, err := utils.LoadCache(config.CacheFile)
 	if err != nil {
 		log.Fatalf("Error loading cache: %v", err)
 	}
 
-	// Main loop
 	ticker := time.NewTicker(time.Duration(config.FetchIntervalMins) * time.Minute)
 	defer ticker.Stop()
 
-	for {
+	for range ticker.C {
 		items, err := FetchRSSFeed(config.RSSFeed)
 		if err != nil {
 			log.Printf("Error fetching RSS feed: %v", err)
@@ -47,25 +59,21 @@ func main() {
 
 		for _, item := range items {
 			cache.Mu.Lock()
-			alreadyPosted := cache.PostedLinks[item.Link]
-			cache.Mu.Unlock()
-
-			if alreadyPosted {
+			if cache.PostedLinks[item.Link] {
+				cache.Mu.Unlock()
 				continue
 			}
+			cache.Mu.Unlock()
 
-			// Prepare event content
 			content := strings.TrimSpace(item.Title) + "\n" + item.Link
 
-			// Use the article's publish time for the event's created_at field
 			var createdAt int64
 			if item.PublishedParsed != nil {
 				createdAt = item.PublishedParsed.Unix()
 			} else {
-				createdAt = time.Now().Unix() // Fallback to current time if not available
+				createdAt = time.Now().Unix()
 			}
 
-			// Create Nostr event with the article's publish time and content
 			event, err := nostr.CreateNostrEvent(content, config.NostrPublicKey, createdAt)
 			if err != nil {
 				log.Printf("Error creating Nostr event: %v", err)
@@ -89,7 +97,6 @@ func main() {
 		if err != nil {
 			log.Printf("Error saving cache: %v", err)
 		}
-
-		<-ticker.C
 	}
+
 }

utils/cache.go

@@ -40,10 +40,10 @@ func SaveCache(filename string, cache *types.Cache) error {
 	log.Printf("Saving cache to file: %s", filename)
 
 	cache.Mu.Lock()
-	log.Println("Cache lock acquired for saving")
+	//log.Println("Cache lock acquired for saving")
 	defer func() {
 		cache.Mu.Unlock()
-		log.Println("Cache lock released after saving")
+		//log.Println("Cache lock released after saving")
 	}()
 
 	data, err := json.Marshal(cache)
@@ -52,9 +52,6 @@ func SaveCache(filename string, cache *types.Cache) error {
 		return fmt.Errorf("failed to serialize cache: %w", err)
 	}
 
-	_ = os.Rename(filename, filename+".bak") // Optional backup
-	log.Println("Backup created for cache file")
-
 	err = os.WriteFile(filename, data, 0644)
 	if err != nil {
 		log.Printf("Error writing cache to file: %v", err)
@@ -63,4 +60,4 @@ func SaveCache(filename string, cache *types.Cache) error {
 
 	log.Println("Cache saved successfully")
 	return nil
-}
+}

utils/wizard.go

@@ -0,0 +1,57 @@
+package utils
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+
+	"go-nostrss/types"
+
+	"gopkg.in/yaml.v3"
+)
+
+// PromptForInput prompts the user for input and returns the response
+func PromptForInput(prompt string) string {
+	fmt.Print(prompt)
+	reader := bufio.NewReader(os.Stdin)
+	response, err := reader.ReadString('\n')
+	if err != nil {
+		log.Fatalf("Error reading input: %v", err)
+	}
+	return strings.TrimSpace(response)
+}
+
+// PromptForInt prompts the user for an integer input with validation
+func PromptForInt(prompt string) int {
+	for {
+		input := PromptForInput(prompt)
+		value, err := strconv.Atoi(input)
+		if err != nil || value <= 0 {
+			fmt.Println("Invalid input. Please enter a positive integer.")
+			continue
+		}
+		return value
+	}
+}
+
+// SetupConfig initializes the configuration through user input
+func SetupConfig(filename string) (*types.Config, error) {
+	var config types.Config
+
+	config.RSSFeed = PromptForInput("Enter the URL of the RSS Feed: ")
+	config.NostrPrivateKey = PromptForInput("Enter your Private Key in Hex Format: ")
+	config.NostrPublicKey = PromptForInput("Enter your Public Key in Hex Format: ")
+	config.RelayURL = PromptForInput("Enter the Relay URL (e.g., wss://relay.example.com): ")
+	config.FetchIntervalMins = PromptForInt("Enter the Fetch Interval in minutes: ")
+	config.CacheFile = "posted_articles.json" // Default value
+
+	data, err := yaml.Marshal(&config)
+	if err != nil {
+		return nil, err
+	}
+	err = os.WriteFile(filename, data, 0644)
+	return &config, err
+}