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104 lines
2.2 KiB
Go

package main
import (
"fmt"
"time"
)
type IdleState struct {
CommandSuite
*System
}
func Idle(sys *System) ConnectionState {
i := &IdleState{System: sys}
i.CommandSuite = CommandSet{
balCommand,
commandsCommand,
helpCommand,
playersCommand,
Command{
name: "goto",
help: "travel between star systems",
arity: 1,
handler: i.travelTo,
},
Command{
name: "nearby",
help: "list nearby star systems",
arity: 0,
handler: i.nearby,
},
Command{
name: "bomb",
help: "bomb another star system",
arity: 1,
handler: i.bomb,
},
}
return i
}
func (i *IdleState) String() string {
return fmt.Sprintf("idle on %v", i.System)
}
func (i *IdleState) Enter(c *Connection) {
c.Printf("You have landed on %v.\n", i.System)
}
func (i *IdleState) Tick(c *Connection, frame int64) ConnectionState {
return i
}
func (i *IdleState) Exit(c *Connection) {
c.Printf("Now leaving %v.\n", i.System)
}
func (i *IdleState) travelTo(c *Connection, args ...string) {
dest, err := GetSystem(args[0])
if err != nil {
c.Printf("%v\n", err)
return
}
c.SetState(NewTravel(c, i.System, dest))
}
func (i *IdleState) nearby(c *Connection, args ...string) {
neighbors, err := i.Nearby(25)
if err != nil {
log_error("unable to get neighbors: %v", err)
return
}
c.Printf("--------------------------------------------------------------------------------\n")
c.Printf("%-4s %-20s %s\n", "id", "name", "distance")
c.Printf("--------------------------------------------------------------------------------\n")
for _, neighbor := range neighbors {
other := index[neighbor.id]
c.Printf("%-4d %-20s %v\n", other.id, other.name, neighbor.distance)
}
c.Printf("--------------------------------------------------------------------------------\n")
}
func (i *IdleState) bomb(c *Connection, args ...string) {
if c.bombs <= 0 {
c.Printf("Cannot send bomb: no bombs left! Build more bombs!\n")
return
}
if time.Since(c.lastBomb) < 5*time.Second {
c.Printf("Cannot send bomb: bombs are reloading\n")
return
}
target, err := GetSystem(args[0])
if err != nil {
c.Printf("Cannot send bomb: %v\n", err)
return
}
c.bombs -= 1
c.lastBomb = time.Now()
bomb := NewBomb(c, i.System, target)
currentGame.Register(bomb)
}