git.scottworley.com Git - planeteer/blob - planeteer.go

   1 /* Planeteer: Give trade route advice for Planets: The Exploration of Space
   2  * Copyright (C) 2011  Scott Worley <sworley@chkno.net>
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package main
  19
  20 import "flag"
  21 import "json"
  22 import "os"
  23 import "fmt"
  24
  25 var datafile = flag.String("planet_data_file", "planet-data",
  26         "The file to read planet data from")
  27
  28 type Commodity struct {
  29         Name      string
  30         BasePrice int
  31         CanSell   bool
  32         Limit     int
  33 }
  34
  35 type planet_data struct {
  36         Commodities []Commodity
  37         Planets []struct {
  38                 Name     string
  39                 BeaconOn bool
  40                 /* Use relative prices rather than absolute prices because you
  41                    can get relative prices without traveling to each planet. */
  42                 RelativePrices map [string] int
  43         }
  44 }
  45
  46 func ReadData() (data planet_data) {
  47         f, err := os.Open(*datafile)
  48         if err != nil {
  49                 panic(err)
  50         }
  51         defer f.Close()
  52         err = json.NewDecoder(f).Decode(&data)
  53         if err != nil {
  54                 panic(err)
  55         }
  56         return
  57 }
  58
  59 func main() {
  60         flag.Parse()
  61         data := ReadData()
  62         fmt.Printf("%v", data)
  63 }