Read --end into a map

[planeteer] / planeteer.go

diff --git a/planeteer.go b/planeteer.go
index 3dd20374cf54d869152145277c2510443d15f0c8..c207c13c1fe05719c3e5fcfdc19f677282fcb63c 100644 (file)
--- a/planeteer.go
+++ b/planeteer.go
@@ -32,7 +32,7 @@ var start = flag.String("start", "",
 var flight_plan_string = flag.String("flight_plan", "",
        "Your hidey-holes for the day, comma-separated.")
 
-var end = flag.String("end", "",
+var end_string = flag.String("end", "",
        "A comma-separated list of acceptable ending planets.")
 
 var planet_data_file = flag.String("planet_data_file", "planet-data",
@@ -60,18 +60,29 @@ var visit_string = flag.String("visit", "",
 
 func visit() []string {
        if *visit_string == "" {
-               return []string{}
+               return nil
        }
        return strings.Split(*visit_string, ",")
 }
 
 func flight_plan() []string {
        if *flight_plan_string == "" {
-               return []string{}
+               return nil
        }
        return strings.Split(*flight_plan_string, ",")
 }
 
+func end() map[string]bool {
+       if *end_string == "" {
+               return nil
+       }
+       m := make(map[string]bool)
+       for _, p := range strings.Split(*flight_plan_string, ",") {
+               m[p] = true
+       }
+       return m
+}
+
 type Commodity struct {
        BasePrice int
        CanSell   bool
@@ -276,10 +287,11 @@ func FillCellByArriving(data planet_data, dims []int, table []State, addr []int)
        /* Travel here via a hidey hole */
        if addr[Fuel]+1 < dims[Fuel] {
                hole_index := (dims[Fuel] - 1) - (addr[Fuel] + 1)
-               if hole_index < len(flight_plan()) {
+               if hole_index < len(flight_plan()) && addr[Location] == data.p2i[flight_plan()[hole_index]] {
                        other[Fuel] = addr[Fuel] + 1
-                       other[Location] = data.p2i[flight_plan()[hole_index]]
-                       UpdateCell(table, my_index, EncodeIndex(dims, other), 0)
+                       for other[Location] = 0; other[Location] < dims[Location]; other[Location]++ {
+                               UpdateCell(table, my_index, EncodeIndex(dims, other), 0)
+                       }
                        other[Location] = addr[Location]
                        other[Fuel] = addr[Fuel]
                }