feat: add /status route

internal/service/status.go

@@ -0,0 +1,72 @@
+package service
+
+import (
+	"backend/internal/model"
+	"bufio"
+	"log/slog"
+	"net/http"
+	"os"
+	"regexp"
+	"strconv"
+	"strings"
+)
+
+func GetStatuses() model.StatusData {
+	data := model.StatusData{
+		Success: false,
+		Website: 0,
+		Api:     0,
+		Files:   0,
+	}
+
+	req, err := http.NewRequest("GET", os.Getenv("UPTIME_KUMA_URL"), nil)
+	if err != nil {
+		slog.Error("Error creating request for Uptime Kuma", slog.Any("error", err))
+		return data
+	}
+	req.SetBasicAuth("", os.Getenv("UPTIME_KUMA_API_KEY"))
+
+	client := &http.Client{}
+	res, err := client.Do(req)
+	if err != nil {
+		slog.Error("Error sending request for Uptime Kuma", slog.Any("error", err))
+		return data
+	}
+	defer res.Body.Close()
+
+	regex := regexp.MustCompile(`monitor_name="([^"]+)"[^}]*} (\d+)`)
+	statusMap := map[string]*uint8{
+		"website": &data.Website,
+		"api":     &data.Api,
+		"files":   &data.Files,
+	}
+
+	scanner := bufio.NewScanner(res.Body)
+	for scanner.Scan() {
+		line := scanner.Text()
+
+		if strings.HasPrefix(line, "monitor_status{") {
+			matches := regex.FindStringSubmatch(line)
+			monitorName := matches[1]
+			status := matches[2]
+
+			statusCode, err := strconv.Atoi(status)
+			if err != nil {
+				slog.Error("Error parsing bool for Uptime Kuma", slog.Any("error", err))
+				statusCode = 0
+			}
+
+			if field, exists := statusMap[monitorName]; exists {
+				*field = uint8(statusCode)
+			}
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		slog.Error("Error reading metrics for Uptime Kuma", slog.Any("error", err))
+		return data
+	}
+
+	data.Success = true
+	return data
+}