Clear authorization on 403 to fix outdated scope in trader

Author: vaisest

src/Classes/PoEAPI.lua

@@ -66,6 +66,15 @@ function PoEAPIClass:ResetDetails()
 	self.authToken = nil
 	self.refreshToken = nil
 	self.tokenExpiry = nil
+	self:UpdateMain()
+end
+
+--- updates main so that API details are saved across restarts
+function PoEAPIClass:UpdateMain()
+	main.lastToken = self.authToken
+	main.lastRefreshToken = self.refreshToken
+	main.tokenExpiry = self.tokenExpiry
+	main:SaveSettings()
 end
 
 --- @param callback fun(errCode: string?)

src/Classes/TradeQuery.lua

@@ -1213,6 +1213,11 @@ function TradeQueryClass:UpdateRealms()
 	-- perform a generic search to make sure the authorization is valid.
 	self.tradeQueryRequests:PerformSearch("poe2", "Standard", [[{"query":{"status":{"option":"online"},"stats":[{"type":"and","filters":[]}]},"sort":{"price":"asc"}}]], function(response, errMsg) 
 		if errMsg then
+			-- a 403 here likely means that the user has an outdated scope
+			if errMsg == "Response code: 403" then
+				main.api:ResetDetails()
+				errMsg = errMsg.."\nPlease re-authenticate"
+			end
 			self:SetNotice(self.controls.pbNotice, "Error: " .. tostring(errMsg))
 		end
 	end)