feat: add /api/server/getInfo to handle frontend get server info.

chore: rebuild `/api/server/getStatus` to the same logic as `getInfo`.

README.md

@@ -37,7 +37,8 @@ nukumizu-backend/
 │   └── variables.go              # Software build metadata (name/version/developer)
 ├── handler/
 │   ├── user.go                   # /api/user/login, /api/user/register
-│   ├── server.go                 # /api/server/list, getStatus, exec
+│   ├── server.go                 # /api/server/list, getInfo, getStatus, exec
+│   ├── settings.go               # /api/settings/get, set
 │   └── health.go                 # /health
 ├── database/
 │   └── user.go                   # user.db (SQLite) user store
@@ -276,8 +277,11 @@ Tokens idle for more than 1 hour are expired (cleaned every 10 minutes); any aut
 | `/api/user/login` | POST | None | Log in. Body `{username, password}`. Returns `{token, userID, username, level, registerDate}`. |
 | `/api/user/register` | POST | None | Register the first user. Body `{username, password}`. Only allowed while no user exists; otherwise `403`. Returns `{token, userID, username, level}`. |
 | `/api/server/list` | GET | bot / admin | List all monitored servers. |
-| `/api/server/getStatus` | GET | bot / admin | Recent live status for a server. Query `?uuid=<uuid>`. Returns `{uuid, report}` or `404`. |
+| `/api/server/getInfo` | GET | admin | Static server info (mirrors the Bot's `/info`). Query `?uuid=<uuid>` (or `all`). Returns `{success, <uuid>: {uuid, name, info}}` — one entry per requested server. `404` for an unknown single uuid. |
+| `/api/server/getStatus` | GET | admin | Live server status (mirrors the Bot's `/status`). Query `?uuid=<uuid>` (or `all`). Returns `{success, <uuid>: {uuid, name, online, report}}`; `report` is `null` when the node has not reported yet. `404` for an unknown single uuid. |
 | `/api/server/exec` | POST | bot / admin | Execute a command. Body `{uuid: [<uuid>...], command}`. Dispatches a Komari task and polls until completion (or timeout). Returns `{taskID, results}`. |
+| `/api/settings/get` | GET | admin | `?type=global\|bot_user_config\|bot_node_config` | Returns `{success, config}`, where `config` is the selected config file's content (same layout as the JSON file). |
+| `/api/settings/set` | POST | admin | `?type=<same types>` + JSON body of partial updates, e.g. `{"system":{"debugMode":true}}` | Deep-merges the body into the selected config file, persists it, and reloads it in memory. Only the given keys change; arrays replace. |
 | `/health` | GET | None | Health check. Returns `{status, database}`. |
 | `/api/system/getLogs` | WebSocket | None | Streams logs. Sends the last 100 buffered entries, then live `{level, content, timestamp}` events. |
 

config/settings_test.go

@@ -0,0 +1,178 @@
+package config
+
+import (
+	"encoding/json"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"nukumizu-backend/global"
+)
+
+// writeTempConfig writes content to a fresh temp file and points the matching
+// global.ConfigPath field at it, returning a cleanup that restores the original.
+func writeTempConfig(t *testing.T, field *string, content string) {
+	t.Helper()
+	path := filepath.Join(t.TempDir(), "config.json")
+	if err := os.WriteFile(path, []byte(content), 0o644); err != nil {
+		t.Fatalf("write temp config: %v", err)
+	}
+	original := *field
+	*field = path
+	t.Cleanup(func() { *field = original })
+}
+
+func TestUpdateSettingsDeepMerge(t *testing.T) {
+	writeTempConfig(t, &global.ConfigPath.BotUserConfig, `{
+    "qq(napcat)": {
+        "admins": {
+            "3526453517": {
+                "event_status_notify": true,
+                "event_bot_started": true
+            }
+        },
+        "trustedGroups": {
+            "740724778": {
+                "event_status_notify": true,
+                "event_bot_started": false
+            }
+        }
+    }
+}`)
+
+	patch := map[string]interface{}{
+		"qq(napcat)": map[string]interface{}{
+			"admins": map[string]interface{}{
+				"3526453517": map[string]interface{}{
+					"event_status_notify": false, // toggle an existing nested flag
+					"event_reply":         true,  // add a key that is not in the file
+				},
+			},
+			"trustedGroups": map[string]interface{}{
+				"12345": map[string]interface{}{ // add a whole new member
+					"event_bot_started": true,
+				},
+			},
+		},
+	}
+	if err := UpdateSettings(SettingBotUserConfig, patch); err != nil {
+		t.Fatalf("UpdateSettings: %v", err)
+	}
+
+	data, err := GetSettings(SettingBotUserConfig)
+	if err != nil {
+		t.Fatalf("GetSettings: %v", err)
+	}
+	got := string(data)
+
+	for _, want := range []string{
+		`"event_status_notify": false`,
+		`"event_reply": true`,
+		`"event_bot_started": true`,
+		`"event_status_notify": true`, // sibling under trustedGroups 740724778 kept
+		`"12345"`,
+	} {
+		if !strings.Contains(got, want) {
+			t.Errorf("merged config missing %q:\n%s", want, got)
+		}
+	}
+
+	// The in-memory singleton must reflect the merged file too.
+	if C_botUserConfig == nil {
+		t.Fatal("C_botUserConfig not reloaded")
+	}
+	if C_botUserConfig.QQ.Admins["3526453517"].EventStatusNotify {
+		t.Error("expected reloaded admin event_status_notify = false")
+	}
+	if !C_botUserConfig.QQ.Admins["3526453517"].EventReply {
+		t.Error("expected reloaded admin event_reply = true")
+	}
+	if !C_botUserConfig.QQ.TrustedGroups["12345"].EventBotStarted {
+		t.Error("expected new trusted group event_bot_started = true")
+	}
+}
+
+func TestUpdateSettingsReplacesArraysAndKeepsNumbers(t *testing.T) {
+	writeTempConfig(t, &global.ConfigPath.Global, `{
+    "system": {
+        "debugMode": true,
+        "listenPort": "8080"
+    },
+    "controllerMethod": {
+        "email": {
+            "enabled": false,
+            "smtpHost": "smtp.example.com",
+            "smtpPort": 587,
+            "to": ["old@example.com"]
+        }
+    }
+}`)
+
+	patch := map[string]interface{}{
+		"system": map[string]interface{}{
+			"debugMode": false, // partial: listenPort must survive
+		},
+		"controllerMethod": map[string]interface{}{
+			"email": map[string]interface{}{
+				"enabled":  true,
+				"smtpPort": json.Number("465"),
+				"to":       []interface{}{"new@example.com"}, // arrays replace, not merge
+			},
+		},
+	}
+	if err := UpdateSettings(SettingGlobal, patch); err != nil {
+		t.Fatalf("UpdateSettings: %v", err)
+	}
+
+	data, err := GetSettings(SettingGlobal)
+	if err != nil {
+		t.Fatalf("GetSettings: %v", err)
+	}
+	got := string(data)
+
+	for _, want := range []string{
+		`"debugMode": false`,
+		`"listenPort": "8080"`,           // sibling untouched
+		`"smtpHost": "smtp.example.com"`, // sibling untouched
+		`"smtpPort": 465`,                // number kept verbatim, not 465.0
+		`"new@example.com"`,
+	} {
+		if !strings.Contains(got, want) {
+			t.Errorf("merged config missing %q:\n%s", want, got)
+		}
+	}
+	if strings.Contains(got, "old@example.com") {
+		t.Errorf("array was merged instead of replaced:\n%s", got)
+	}
+}
+
+func TestSettingsTypeValidation(t *testing.T) {
+	for _, valid := range []string{SettingGlobal, SettingBotUserConfig, SettingBotNodeConfig} {
+		if !IsValidSettingsType(valid) {
+			t.Errorf("expected %q to be a valid settings type", valid)
+		}
+	}
+	for _, invalid := range []string{"", "system", "node", "bot"} {
+		if IsValidSettingsType(invalid) {
+			t.Errorf("expected %q to be an invalid settings type", invalid)
+		}
+		if _, err := GetSettings(invalid); err != ErrUnsupportedSettingsType {
+			t.Errorf("GetSettings(%q) error = %v, want ErrUnsupportedSettingsType", invalid, err)
+		}
+	}
+}
+
+func TestGetSettingsBotNodeMissingFile(t *testing.T) {
+	// Point at a temp path that does not exist yet.
+	writeTempConfig(t, &global.ConfigPath.BotNodeConfig, "")
+	os.Remove(global.ConfigPath.BotNodeConfig)
+
+	data, err := GetSettings(SettingBotNodeConfig)
+	if err != nil {
+		t.Fatalf("GetSettings on missing bot_node_config: %v", err)
+	}
+	if string(data) != "{}" {
+		t.Errorf("expected empty object for missing bot_node_config, got %s", data)
+	}
+}

handler/server.go

@@ -18,6 +18,38 @@ type ServerExecRequest struct {
 	Command string   `json:"command"`
 }
 
+// ServerInfoValue is the per-server payload returned by GET /api/server/getInfo,
+// mirroring the static server info the Bot prints for /info.
+type ServerInfoValue struct {
+	UUID string     `json:"uuid"`
+	Name string     `json:"name"`
+	Info *node.Info `json:"info"`
+}
+
+// ServerStatusValue is the per-server payload returned by GET /api/server/getStatus,
+// mirroring the live status the Bot prints for /status. Report is null when the
+// node is known but has not delivered a status report yet.
+type ServerStatusValue struct {
+	UUID   string        `json:"uuid"`
+	Name   string        `json:"name"`
+	Online bool          `json:"online"`
+	Report *node.Report  `json:"report"`
+}
+
+// collectTargetNodes resolves the uuid query parameter into the list of nodes
+// the caller asked for. uuid "all" selects every tracked node; any other uuid
+// selects that single node. A boolean reports whether the uuid was found.
+func collectTargetNodes(tracker *node.Tracker, uuid string) ([]*node.Node, bool) {
+	if uuid == "all" {
+		return tracker.GetAllNodes(), true
+	}
+	n, exists := tracker.GetNode(uuid)
+	if !exists {
+		return nil, false
+	}
+	return []*node.Node{n}, true
+}
+
 // ServerListHandler handles GET /api/server/list.
 func ServerListHandler(w http.ResponseWriter, r *http.Request) {
 	if !utils.Auth(w, r, "GET", "bot") {
@@ -38,9 +70,11 @@ func ServerListHandler(w http.ResponseWriter, r *http.Request) {
 	})
 }
 
-// ServerGetStatusHandler handles GET /api/server/getStatus?uuid=xxx.
-func ServerGetStatusHandler(w http.ResponseWriter, r *http.Request) {
-	if !utils.Auth(w, r, "GET", "bot") {
+// ServerGetInfoHandler handles GET /api/server/getInfo?uuid=xxx|all.
+// Returns the static info of the requested server(s) as a uuid-keyed object,
+// mirroring the data the Bot uses for /info.
+func ServerGetInfoHandler(w http.ResponseWriter, r *http.Request) {
+	if !utils.Auth(w, r, "GET", "admin") {
 		return
 	}
 
@@ -50,19 +84,56 @@ func ServerGetStatusHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	// First try to get data from the local tracker.
 	tracker := node.GetTracker()
-	if tracker != nil {
-		if n, exists := tracker.GetNode(uuid); exists && n.LatestReport != nil {
-			utils.SendSuccessResponse(w, "", map[string]interface{}{
-				"uuid":   uuid,
-				"report": n.LatestReport,
-			})
+	if tracker == nil {
+		utils.SendErrorResponse(w, http.StatusInternalServerError, "node tracker not initialized")
 		return
 	}
+
+	nodes, found := collectTargetNodes(tracker, uuid)
+	if !found {
+		utils.SendErrorResponse(w, http.StatusNotFound, fmt.Sprintf("server with uuid %s not found", uuid))
+		return
 	}
 
-	utils.SendErrorResponse(w, http.StatusNotFound, fmt.Sprintf("no recent data for uuid: %s", uuid))
+	result := make(map[string]interface{}, len(nodes))
+	for _, n := range nodes {
+		result[n.UUID] = ServerInfoValue{UUID: n.UUID, Name: n.Name, Info: n.Info}
+	}
+	utils.SendSuccessResponse(w, "", result)
+}
+
+// ServerGetStatusHandler handles GET /api/server/getStatus?uuid=xxx|all.
+// Returns the live status of the requested server(s) as a uuid-keyed object,
+// mirroring the data the Bot uses for /status.
+func ServerGetStatusHandler(w http.ResponseWriter, r *http.Request) {
+	if !utils.Auth(w, r, "GET", "admin") {
+		return
+	}
+
+	uuid := r.URL.Query().Get("uuid")
+	if uuid == "" {
+		utils.SendErrorResponse(w, http.StatusBadRequest, "missing uuid parameter")
+		return
+	}
+
+	tracker := node.GetTracker()
+	if tracker == nil {
+		utils.SendErrorResponse(w, http.StatusInternalServerError, "node tracker not initialized")
+		return
+	}
+
+	nodes, found := collectTargetNodes(tracker, uuid)
+	if !found {
+		utils.SendErrorResponse(w, http.StatusNotFound, fmt.Sprintf("server with uuid %s not found", uuid))
+		return
+	}
+
+	result := make(map[string]interface{}, len(nodes))
+	for _, n := range nodes {
+		result[n.UUID] = ServerStatusValue{UUID: n.UUID, Name: n.Name, Online: n.Online, Report: n.LatestReport}
+	}
+	utils.SendSuccessResponse(w, "", result)
 }
 
 // ServerExecHandler handles POST /api/server/exec.

handler/server_test.go

@@ -0,0 +1,158 @@
+package handler
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"strconv"
+	"testing"
+	"time"
+
+	"nukumizu-backend/internal/node"
+	"nukumizu-backend/utils"
+)
+
+// adminGet builds an authenticated GET request for the given path using an
+// admin token and a fresh X-Timestamp.
+func adminGet(t *testing.T, path string) *http.Request {
+	t.Helper()
+	req := httptest.NewRequest(http.MethodGet, path, nil)
+	req.Header.Set("X-Token", "test-admin-token")
+	req.Header.Set("X-Timestamp", strconv.FormatInt(time.Now().Unix(), 10))
+	return req
+}
+
+// seedTracker initializes the global node tracker with two nodes, one online
+// with a status report and one offline that has not reported yet.
+func seedTracker(t *testing.T) {
+	t.Helper()
+	node.InitTracker()
+
+	tracker := node.GetTracker()
+	tracker.UpdateNodeList(map[string]node.NodeListEntry{
+		"u1": {
+			Name: "alpha",
+			Info: &node.Info{},
+		},
+		"u2": {
+			Name: "beta",
+			Info: &node.Info{},
+		},
+	})
+
+	report := node.Report{}
+	report.CPU.Usage = 12.5
+	report.RAM.Total = 1024
+	report.RAM.Used = 512
+	tracker.UpdateStatus([]string{"u1"}, map[string]node.Report{"u1": report})
+}
+
+func setupAdminToken() {
+	utils.AddToken("test-admin-token", 1, "admin", "tester")
+}
+
+func decodeResponse(t *testing.T, w *httptest.ResponseRecorder) map[string]json.RawMessage {
+	t.Helper()
+	var body map[string]json.RawMessage
+	if err := json.Unmarshal(w.Body.Bytes(), &body); err != nil {
+		t.Fatalf("decode response: %v; body=%s", err, w.Body.String())
+	}
+	return body
+}
+
+func TestServerGetInfoAll(t *testing.T) {
+	setupAdminToken()
+	seedTracker(t)
+
+	w := httptest.NewRecorder()
+	ServerGetInfoHandler(w, adminGet(t, "/api/server/getInfo?uuid=all"))
+
+	if w.Code != http.StatusOK {
+		t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
+	}
+
+	body := decodeResponse(t, w)
+	for _, uuid := range []string{"u1", "u2"} {
+		if _, ok := body[uuid]; !ok {
+			t.Errorf("response missing uuid %q: %s", uuid, w.Body.String())
+		}
+	}
+
+	var one struct {
+		UUID string     `json:"uuid"`
+		Name string     `json:"name"`
+		Info *node.Info `json:"info"`
+	}
+	if err := json.Unmarshal(body["u1"], &one); err != nil {
+		t.Fatalf("decode u1: %v", err)
+	}
+	if one.UUID != "u1" || one.Name != "alpha" {
+		t.Errorf("u1 = %+v", one)
+	}
+	if one.Info == nil {
+		t.Error("expected static info present for u1")
+	}
+}
+
+func TestServerGetInfoSingleAndMissing(t *testing.T) {
+	setupAdminToken()
+	seedTracker(t)
+
+	// Single existing uuid: response is keyed by that uuid (uniform shape).
+	w := httptest.NewRecorder()
+	ServerGetInfoHandler(w, adminGet(t, "/api/server/getInfo?uuid=u1"))
+	if w.Code != http.StatusOK {
+		t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
+	}
+	body := decodeResponse(t, w)
+	if _, ok := body["u1"]; !ok {
+		t.Errorf("single-uuid response missing key u1: %s", w.Body.String())
+	}
+
+	// Unknown uuid yields 404.
+	w2 := httptest.NewRecorder()
+	ServerGetInfoHandler(w2, adminGet(t, "/api/server/getInfo?uuid=ghost"))
+	if w2.Code != http.StatusNotFound {
+		t.Errorf("missing uuid status = %d, want 404", w2.Code)
+	}
+}
+
+func TestServerGetStatusAll(t *testing.T) {
+	setupAdminToken()
+	seedTracker(t)
+
+	w := httptest.NewRecorder()
+	ServerGetStatusHandler(w, adminGet(t, "/api/server/getStatus?uuid=all"))
+	if w.Code != http.StatusOK {
+		t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
+	}
+
+	body := decodeResponse(t, w)
+
+	var online struct {
+		UUID   string       `json:"uuid"`
+		Name   string       `json:"name"`
+		Online bool         `json:"online"`
+		Report *node.Report `json:"report"`
+	}
+	if err := json.Unmarshal(body["u1"], &online); err != nil {
+		t.Fatalf("decode u1: %v", err)
+	}
+	if !online.Online || online.Report == nil {
+		t.Errorf("u1 should be online with a report: %+v", online)
+	}
+
+	var offline struct {
+		Online bool         `json:"online"`
+		Report *node.Report `json:"report"`
+	}
+	if err := json.Unmarshal(body["u2"], &offline); err != nil {
+		t.Fatalf("decode u2: %v", err)
+	}
+	if offline.Online {
+		t.Error("u2 should be offline")
+	}
+	if offline.Report != nil {
+		t.Errorf("u2 report should be null, got %+v", offline.Report)
+	}
+}

router.go

@@ -20,6 +20,7 @@ func SetupRouter() *http.ServeMux {
 
 	// Server endpoints (authenticated).
 	mux.HandleFunc("/api/server/list", handler.ServerListHandler)
+	mux.HandleFunc("/api/server/getInfo", handler.ServerGetInfoHandler)
 	mux.HandleFunc("/api/server/getStatus", handler.ServerGetStatusHandler)
 	mux.HandleFunc("/api/server/exec", handler.ServerExecHandler)