From 50541ca317e2ae647fc83d25e38825bb5a120296 Mon Sep 17 00:00:00 2001
From: Petri Hienonen <petri.hienonen@gmail.com>
Date: Sun, 1 Feb 2026 22:15:14 +0200
Subject: Add initial TUI

---
 main.go | 52 +++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 43 insertions(+), 9 deletions(-)

(limited to 'main.go')

diff --git a/main.go b/main.go
index c5008be..268f8f9 100644
--- a/main.go
+++ b/main.go
@@ -1,4 +1,4 @@
-// main.go - Main application entry point
+// main.go - Main application
 package main
 
 import (
@@ -6,13 +6,22 @@ import (
 	"flag"
 	"fmt"
 	"os"
+	"os/signal"
+	"syscall"
+	"time"
 )
 
 func main() {
-	location := flag.String("place", "Helsinki", "Location for the forecast")
+	var (
+		location = flag.String("place", "Helsinki", "Location for the forecast")
+		tuiMode  = flag.Bool("tui", true, "Run in TUI mode")
+		jsonMode = flag.Bool("json", false, "Output as JSON")
+		days     = flag.Int("days", 1, "Number of days to forecast (1-3)")
+		refresh  = flag.Int("refresh", 0, "Refresh interval in minutes (0 for no refresh)")
+	)
 	flag.Parse()
 
-	// Create client and get forecast
+	// Get initial forecast
 	client := NewFMIClient()
 	response, err := client.GetForecast(*location)
 	if err != nil {
@@ -20,11 +29,36 @@ func main() {
 		os.Exit(1)
 	}
 
-	// Output JSON
-	jsonData, err := json.MarshalIndent(response, "", "  ")
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "Error marshaling JSON: %v\n", err)
-		os.Exit(1)
+	// JSON output mode
+	if *jsonMode {
+		jsonData, err := json.MarshalIndent(response, "", "  ")
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "Error marshaling JSON: %v\n", err)
+			os.Exit(1)
+		}
+		fmt.Println(string(jsonData))
+		return
+	}
+
+	// TUI mode
+	if *tuiMode {
+		model := NewModel(response, *location, *days)
+		if *refresh > 0 {
+			model.SetRefreshInterval(time.Duration(*refresh) * time.Minute)
+		}
+
+		// Handle interrupts
+		sigChan := make(chan os.Signal, 1)
+		signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
+		go func() {
+			<-sigChan
+			model.Quit()
+		}()
+
+		// Run the TUI
+		if err := model.Run(); err != nil {
+			fmt.Fprintf(os.Stderr, "Error running TUI: %v\n", err)
+			os.Exit(1)
+		}
 	}
-	fmt.Println(string(jsonData))
 }
-- 
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