pkg/api/api0: Implement /client/mainmenupromos

Also support varying it so things like version-specific messages can
be shown.

4 files changed, 83 insertions, 32 deletions

diff --git a/pkg/api/api0/api.go b/pkg/api/api0/api.go
index 33207a1..7d1e638 100644
--- a/pkg/api/api0/api.go
+++ b/pkg/api/api0/api.go
@@ -28,6 +28,9 @@ type Handler struct {
 	// PdataStorage stores player data. It must be non-nil.
 	PdataStorage PdataStorage
 
+	// MainMenuPromos gets the main menu promos to return for a request.
+	MainMenuPromos func(*http.Request) MainMenuPromos
+
 	// NotFound handles requests not handled by this Handler.
 	NotFound http.Handler
 }
@@ -37,6 +40,8 @@ func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Server", "Atlas")
 
 	switch r.URL.Path {
+	case "/client/mainmenupromos":
+		h.handleMainMenuPromos(w, r)
 	case "/accounts/write_persistence":
 		h.handleAccountsWritePersistence(w, r)
 	case "/accounts/get_username":
diff --git a/pkg/api/api0/client.go b/pkg/api/api0/client.go
new file mode 100644
index 0000000..7874872
--- /dev/null
+++ b/pkg/api/api0/client.go
@@ -0,0 +1,66 @@
+package api0
+
+import (
+	"net/http"
+)
+
+type MainMenuPromos struct {
+	NewInfo      MainMenuPromosNew         `json:"newInfo"`
+	LargeButton  MainMenuPromosButtonLarge `json:"largeButton"`
+	SmallButton1 MainMenuPromosButtonSmall `json:"smallButton1"`
+	SmallButton2 MainMenuPromosButtonSmall `json:"smallButton2"`
+}
+
+type MainMenuPromosNew struct {
+	Title1 string `json:"Title1"`
+	Title2 string `json:"Title2"`
+	Title3 string `json:"Title3"`
+}
+
+type MainMenuPromosButtonLarge struct {
+	Title      string `json:"Title"`
+	Text       string `json:"Text"`
+	Url        string `json:"Url"`
+	ImageIndex int    `json:"ImageIndex"`
+}
+
+type MainMenuPromosButtonSmall struct {
+	Title      string `json:"Title"`
+	Url        string `json:"Url"`
+	ImageIndex int    `json:"ImageIndex"`
+}
+
+func (h *Handler) handleMainMenuPromos(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodOptions && r.Method != http.MethodHead && r.Method != http.MethodGet {
+		http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed)
+		return
+	}
+
+	w.Header().Set("Cache-Control", "private, no-cache, no-store")
+	w.Header().Set("Expires", "0")
+	w.Header().Set("Pragma", "no-cache")
+
+	if r.Method == http.MethodOptions {
+		w.Header().Set("Allow", "OPTIONS, HEAD, GET")
+		w.WriteHeader(http.StatusNoContent)
+		return
+	}
+
+	var p MainMenuPromos
+	if h.MainMenuPromos != nil {
+		p = h.MainMenuPromos(r)
+	}
+	respJSON(w, r, http.StatusOK, p)
+}
+
+/*
+  /client/origin_auth:
+    GET:
+  /client/auth_with_server:
+    POST:
+  /client/auth_with_self:
+    POST:
+
+  /client/servers:
+    GET:
+*/
diff --git a/pkg/api/api0/clientserver.go b/pkg/api/api0/clientserver.go
deleted file mode 100644
index 858e8aa..0000000
--- a/pkg/api/api0/clientserver.go
+++ /dev/null
@@ -1,32 +0,0 @@
-package api0
-
-/*
-  /accounts/write_persistence:
-    POST:
-
-  /accounts/lookup_uid:
-    GET:
-  /accounts/get_username:
-    GET:
-
-  /client/mainmenupromos:
-    GET:
-
-  /client/origin_auth:
-    GET:
-  /client/auth_with_server:
-    POST:
-  /client/auth_with_self:
-    POST:
-
-  /client/servers:
-    POST:
-  /server/add_server:
-    POST:
-  /server/heartbeat:
-    POST:
-  /server/update_values:
-    POST:
-  /server/remove_server:
-    DELETE:
-*/
diff --git a/pkg/api/api0/server.go b/pkg/api/api0/server.go
new file mode 100644
index 0000000..d1a94bb
--- /dev/null
+++ b/pkg/api/api0/server.go
@@ -0,0 +1,12 @@
+package api0
+
+/*
+  /server/add_server:
+    POST:
+  /server/heartbeat:
+    POST:
+  /server/update_values:
+    POST:
+  /server/remove_server:
+    DELETE:
+*/