simulate in console

main.go

@@ -4,11 +4,13 @@ import (
 	"fmt"
 	"log"
 
+	"github.com/buger/goterm"
 	"github.com/go-resty/resty/v2"
 	"github.com/joho/godotenv"
 )
 
 func output(client *resty.Client, url string, width, height int, arr [][]Cell) {
+	goterm.MoveCursor(0, 0)
 	// Prepare instructions for matrix
 	instructions := make([]interface{}, 0)
 	// Append all live cells as pixel instructions
@@ -16,13 +18,20 @@ func output(client *resty.Client, url string, width, height int, arr [][]Cell) {
 		for j := 0; j < height; j++ {
 			if arr[i][j].live {
 				instructions = append(instructions, Pixel{X: i, Y: j, Endpoint: PIXEL})
+				goterm.Print("X")
+				continue
 			}
+			goterm.Print(" ")
 		}
+		goterm.Println()
 	}
 	// Append update instruction
 	instructions = append(instructions, Update{Endpoint: UPDATE})
 	// Send to matrix
 	sendRequest(client, url, instructions)
+
+	// Update terminal UI
+	goterm.Flush()
 }
 
 func main() {
@@ -36,6 +45,8 @@ func main() {
 	url, width, height := loadMatrixData()
 	log.Printf("At '%s': %d x %d\n", url, width, height)
 
+	// Initialize terminal UI
+	goterm.Clear()
 	// Initialize resty client
 	client := resty.New()
 	// Initialize pixel color
@@ -44,7 +55,7 @@ func main() {
 	// Run Game of Life
 	done := setup(func(c [][]Cell) {
 		output(client, url, width, height, c)
-	}, width, height, 5)
+	}, width, height, 10)
 
 	// Wait for user input to quit
 	fmt.Scanln()