feat(server): SQL error handling

server/functions.lua

@@ -623,6 +623,33 @@ function QBCore.Functions.IsPlayerBanned(source)
     return false
 end
 
+function QBCore.Functions.GetDatabaseInfo()
+    local details = {
+        exists = false,
+        database = "",
+    }
+    local connectionString = GetConvar("mysql_connection_string", "")
+
+    if connectionString == "" then
+        return details
+    elseif connectionString:find("mysql://") then
+        connectionString = connectionString:sub(9, -1)
+        details.database = connectionString:sub(connectionString:find("/") + 1, -1):gsub("[%?]+[%w%p]*$", "")
+        details.exists = true
+    else
+        connectionString = { string.strsplit(";", connectionString) }
+
+        for i = 1, #connectionString do
+            local v = connectionString[i]
+            if v:match("database") then
+                details.database = v:sub(10, #v)
+                details.exists = true
+                break
+            end
+        end
+    end
+end
+
 ---Check for duplicate license
 ---@param license any
 ---@return boolean