Refactor into classes

main.go

@@ -0,0 +1,120 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+)
+
+// --- Testing ---
+
+func parseFile(path string) {
+	file, _ := os.Open(path)
+	if file == nil {
+		fmt.Println("Could not open file:", path)
+		return
+	}
+	defer file.Close()
+
+	fscanner := bufio.NewScanner(file)
+	for fscanner.Scan() {
+		var input = fscanner.Text()
+		input = strings.TrimSpace(input)
+
+		if len(input) == 0 {
+			continue
+		}
+
+		if strings.HasPrefix(input, "//") {
+			input = strings.Trim(input, "/ ")
+			fmt.Printf("\n=== %s ===\n", input)
+			continue
+		}
+
+		input = strings.Trim(input, "\",")
+
+		hand, err := NewHand(input)
+		if err != nil {
+			fmt.Println("Error:", err)
+			continue
+		}
+
+		result := hand.Evaluate()
+		fmt.Printf("Input: [%s]\nResult: %s\n", input, handNames[result.Category])
+	}
+}
+
+// Reads all hands and compares them against each other
+func compareFileAllVsAll(path string) {
+	file, err := os.Open(path)
+	if err != nil {
+		fmt.Println("Error opening file:", err)
+		return
+	}
+	defer file.Close()
+
+	type SavedHand struct {
+		Raw  string
+		Hand *Hand
+	}
+	var allHands []SavedHand
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+
+		if len(line) == 0 || strings.HasPrefix(line, "//") {
+			continue
+		}
+
+		cleanLine := strings.Trim(line, "\",")
+
+		hand, err := NewHand(cleanLine)
+		if err != nil {
+			continue
+		}
+
+		allHands = append(allHands, SavedHand{Raw: cleanLine, Hand: hand})
+	}
+
+	count := 0
+	for i := 0; i < len(allHands); i++ {
+		for j := i; j < len(allHands); j++ {
+			h1 := allHands[i]
+			h2 := allHands[j]
+
+			winner := h1.Hand.Compare(h2.Hand)
+
+			fmt.Printf("Comparison: [%s] vs [%s]\n", h1.Raw, h2.Raw)
+
+			h1Result := h1.Hand.Evaluate()
+			h2Result := h2.Hand.Evaluate()
+
+			switch winner {
+			case 1:
+				fmt.Printf("Winner: Hand 1 (%s beats %s)\n", handNames[h1Result.Category], handNames[h2Result.Category])
+			case 2:
+				fmt.Printf("Winner: Hand 2 (%s beats %s)\n", handNames[h2Result.Category], handNames[h1Result.Category])
+			default:
+				fmt.Printf("Tie: %s\n", handNames[h1Result.Category])
+			}
+
+			fmt.Println()
+			count++
+		}
+	}
+	fmt.Printf("Total comparisons: %d\n", count)
+}
+
+// --- Main ---
+
+func main() {
+	filename := "Hands to be tested.txt"
+
+	fmt.Println("--- Task 1a: Single Evaluation ---")
+	parseFile(filename)
+
+	fmt.Println("\n--- Task 1b: Comparison (All vs All) ---")
+	compareFileAllVsAll(filename)
+}