Do not download VTX table prematurely

atomgomba · atomgomba · commit 571dfd52ec1b · 2024-01-23T18:05:48.000+01:00
diff --git a/src/SCRIPTS/BF/CONFIRM/vtx_tables.lua b/src/SCRIPTS/BF/CONFIRM/vtx_tables.lua
@@ -1,9 +1,6 @@
 local template = assert(loadScript(radio.template))()
 local margin = template.margin
-local indent = template.indent
 local lineSpacing = template.lineSpacing
-local tableSpacing = template.tableSpacing
-local sp = template.listSpacing.field
 local yMinLim = radio.yMinLimit
 local x = margin
 local y = yMinLim - lineSpacing
diff --git a/src/SCRIPTS/BF/PAGES/INIT/vtx.lua b/src/SCRIPTS/BF/PAGES/INIT/vtx.lua
@@ -0,0 +1,11 @@
+local function precondition()
+    local hasVtxTable = loadScript("VTX_TABLES/"..mcuId..".lua")
+    collectgarbage()
+    if hasVtxTable then
+        return nil
+    else
+        return "CONFIRM/vtx_tables.lua"
+    end
+end
+
+return precondition()
diff --git a/src/SCRIPTS/BF/PAGES/vtx.lua b/src/SCRIPTS/BF/PAGES/vtx.lua
@@ -11,7 +11,7 @@ local fields = {}
 
 local vtx_tables
 if apiVersion >= 1.42 then
-    vtx_tables = assert(loadScript("VTX_TABLES/"..mcuId..".lua"))()
+    vtx_tables = assert(loadScript("VTX_TABLES/"..mcuId..".lua"), "No VTX table!")()
 else
     vtx_tables = assert(loadScript("VTX_TABLES/vtx_defaults.lua"))()
 end
diff --git a/src/SCRIPTS/BF/features_info.lua b/src/SCRIPTS/BF/features_info.lua
@@ -2,7 +2,7 @@ local MSP_GPS_CONFIG = 135
 local MSP_VTX_CONFIG = 88
 
 local isGpsRead = false
-local isVtxRead = true -- Checking VTX is done in `vtx_tables.lua`
+local isVtxRead = false
 
 local lastRunTS = 0
 local INTERVAL = 100
diff --git a/src/SCRIPTS/BF/pages.lua b/src/SCRIPTS/BF/pages.lua
@@ -1,7 +1,7 @@
 local PageFiles = {}
 
 if apiVersion >= 1.36 and features.vtx then
-    PageFiles[#PageFiles + 1] = { title = "VTX Settings", script = "vtx.lua" }
+    PageFiles[#PageFiles + 1] = { title = "VTX Settings", script = "vtx.lua", init = "PAGES/INIT/vtx.lua" }
 end
 
 if apiVersion >= 1.16 then
diff --git a/src/SCRIPTS/BF/ui.lua b/src/SCRIPTS/BF/ui.lua
@@ -385,8 +385,23 @@ local function run_ui(event)
             end
         end
         if not Page then
-            Page = assert(loadScript("PAGES/"..PageFiles[currentPage].script))()
-            collectgarbage()
+            local function selectPage(page)
+                Page = assert(loadScript("PAGES/"..page))()
+                collectgarbage()
+            end
+
+            local selectedPage = PageFiles[currentPage]
+            if selectedPage.init then
+                local initScript = assert(loadScript(selectedPage.init), "Missing init script")()
+                collectgarbage()
+                if initScript then
+                    confirm(initScript)
+                else
+                    selectPage(selectedPage.script)
+                end
+            else
+                selectPage(selectedPage.script)
+            end
         end
         if not Page.values and pageState == pageStatus.display then
             requestPage()
diff --git a/src/SCRIPTS/BF/ui_init.lua b/src/SCRIPTS/BF/ui_init.lua
@@ -1,9 +1,8 @@
 local apiVersionReceived = false
-local vtxTablesReceived = false
 local mcuIdReceived = false
 local boardInfoReceived = false
 local featuresReceived = false
-local getApiVersion, getVtxTables, getMCUId, getBoardInfo, getFeaturesInfo
+local getApiVersion, getMCUId, getBoardInfo, getFeaturesInfo
 local returnTable = { f = nil, t = "" }
 
 local function init()
@@ -23,30 +22,6 @@ local function init()
         mcuIdReceived = getMCUId.f()
         if mcuIdReceived then
             getMCUId = nil
-            local f = loadScript("VTX_TABLES/" .. mcuId .. ".lua")
-            if f then
-                local table = f()
-                if table then
-                    vtxTablesReceived = true
-                    features.vtx = 0 < table.frequenciesPerBand
-                    f = nil
-                    table = nil
-                end
-            end
-            collectgarbage()
-            f = loadScript("BOARD_INFO/"..mcuId..".lua")
-            if f and f() then
-                boardInfoReceived = true
-                f = nil
-            end
-            collectgarbage()
-        end
-    elseif not vtxTablesReceived and apiVersion >= 1.42 then
-        getVtxTables = getVtxTables or assert(loadScript("vtx_tables.lua"))()
-        returnTable.t = getVtxTables.t
-        vtxTablesReceived = getVtxTables.f()
-        if vtxTablesReceived then
-            getVtxTables = nil
             collectgarbage()
         end
     elseif not boardInfoReceived and apiVersion >= 1.44 then
