Partially working draft

datasources/mtr/bus/QueryResult.go

@@ -0,0 +1,48 @@
+package bus
+
+import (
+    "fmt"
+    "strings"
+)
+
+type QueryResult struct {
+    Schedules *map[BusStop] *BusStopBuses
+    Lang string
+    Error error
+}
+
+func ( result QueryResult ) Message() string {
+
+    if result.Error != nil {
+        return fmt.Sprintf( "%s", result.Error )
+    }
+
+    sb := strings.Builder{}
+
+    for busStop, buses := range *result.Schedules {
+
+        if busStop.PrevStop() != nil {
+            sb.WriteString( (*busStop.PrevStop().Name)[ result.Lang ] )
+            sb.WriteString( " > *" )
+        }
+
+        sb.WriteString( (*busStop.Name)[ result.Lang ] )
+        sb.WriteString( "*" )
+
+        if busStop.NextStop() != nil {
+            sb.WriteString( " > " )
+            sb.WriteString( (*busStop.NextStop().Name)[ result.Lang ] )
+        }
+
+        sb.WriteString( "\n" )
+        for _, bus := range buses.Buses {
+            sb.WriteString( "  * " )
+            sb.WriteString( bus.ETAText )
+            sb.WriteString( "\n" )
+        }
+
+        sb.WriteString( "\n" )
+    }
+
+    return sb.String()
+}