From cb704c1b1f54121f911b4c64c78160ccda7dc7c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jose=20Luis=20Monta=C3=B1es=20Ojados?= <joseluis@zubi.group>
Date: Wed, 28 Jan 2026 15:17:27 +0100
Subject: [PATCH] feat: implement server persistence with services.json

---
 cmd/server/main.go | 54 +++++++++++++++++++++++++++++++++++++++-------
 services.json      | 27 +++++++++++++++++++++++
 2 files changed, 73 insertions(+), 8 deletions(-)
 create mode 100644 services.json

diff --git a/cmd/server/main.go b/cmd/server/main.go
index 1e0757c..0ae3a07 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"log"
 	"net/http"
+	"os"
 	"sync"
 	"time"
 
@@ -12,17 +13,25 @@ import (
 )
 
 var (
-	services = []models.Service{
-		{Name: "auth-service"},
-		{Name: "payments-api"},
-		{Name: "user-db"},
-		{Name: "notifications"},
-		{Name: "front-web"},
-	}
-	mu sync.Mutex
+	services = []models.Service{}
+	mu       sync.Mutex
+	dataFile = "services.json"
 )
 
 func main() {
+	if err := loadServices(); err != nil {
+		log.Printf("⚠️ No se pudo cargar services.json, usando defaults: %v", err)
+		services = []models.Service{
+			{Name: "auth-service"},
+			{Name: "payments-api"},
+			{Name: "user-db"},
+			{Name: "notifications"},
+			{Name: "front-web"},
+		}
+	} else {
+		fmt.Printf("✅ %d servicios cargados desde disco\n", len(services))
+	}
+
 	http.HandleFunc("/services", handleServices)
 	http.HandleFunc("/lock", handleLock)
 	http.HandleFunc("/unlock", handleUnlock)
@@ -33,6 +42,27 @@ func main() {
 	}
 }
 
+func loadServices() error {
+	file, err := os.Open(dataFile)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+	return json.NewDecoder(file).Decode(&services)
+}
+
+func saveServices() error {
+	file, err := os.Create(dataFile)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+
+	encoder := json.NewEncoder(file)
+	encoder.SetIndent("", "  ")
+	return encoder.Encode(services)
+}
+
 func handleServices(w http.ResponseWriter, r *http.Request) {
 	mu.Lock()
 	defer mu.Unlock()
@@ -66,6 +96,10 @@ func handleLock(w http.ResponseWriter, r *http.Request) {
 			services[i].LockedBy = req.User
 			services[i].LockedAt = time.Now()
 
+			if err := saveServices(); err != nil {
+				log.Printf("Error guardando estado: %v", err)
+			}
+
 			w.WriteHeader(http.StatusOK)
 			return
 		}
@@ -103,6 +137,10 @@ func handleUnlock(w http.ResponseWriter, r *http.Request) {
 			services[i].LockedBy = ""
 			services[i].LockedAt = time.Time{}
 
+			if err := saveServices(); err != nil {
+				log.Printf("Error guardando estado: %v", err)
+			}
+
 			w.WriteHeader(http.StatusOK)
 			return
 		}
diff --git a/services.json b/services.json
new file mode 100644
index 0000000..decb08d
--- /dev/null
+++ b/services.json
@@ -0,0 +1,27 @@
+[
+  {
+    "name": "auth-service",
+    "is_locked": false,
+    "locked_at": "0001-01-01T00:00:00Z"
+  },
+  {
+    "name": "payments-api",
+    "is_locked": false,
+    "locked_at": "0001-01-01T00:00:00Z"
+  },
+  {
+    "name": "user-db",
+    "is_locked": false,
+    "locked_at": "0001-01-01T00:00:00Z"
+  },
+  {
+    "name": "notifications",
+    "is_locked": false,
+    "locked_at": "0001-01-01T00:00:00Z"
+  },
+  {
+    "name": "front-web",
+    "is_locked": false,
+    "locked_at": "0001-01-01T00:00:00Z"
+  }
+]