bombs

commands.go

@@ -159,13 +159,43 @@ func move(conn *Connection, to *System) {
 	})
 }
 
-// var bombCommand = &Command{
-//     name: "bomb",
-//     help: "bombs a system, with a big space bomb",
-//     handler: func(conn *Connection, args ...string) {
-//
-//     },
-// }
+var bombCommand = &Command{
+	name: "bomb",
+	help: "bombs a system, with a big space bomb",
+	handler: func(conn *Connection, args ...string) {
+		dest_name := strings.Join(args, " ")
+		to, ok := nameIndex[dest_name]
+		if ok {
+			bomb(conn, to)
+			return
+		}
+
+		id_n, err := strconv.Atoi(dest_name)
+		if err != nil {
+			fmt.Fprintf(conn, `hmm, I don't know a system by the name "%s", try something else\n`, dest_name)
+			return
+		}
+
+		to, ok = index[id_n]
+		if !ok {
+			fmt.Fprintf(conn, `oh dear, there doesn't seem to be a system with id %d\n`, id_n)
+			return
+		}
+		if !conn.CanBomb() {
+			fmt.Fprintf(conn, "weapons are still reloading.  Can bomb again in %v\n", conn.NextBomb())
+			return
+		}
+		bomb(conn, to)
+	},
+}
+
+func bomb(conn *Connection, to *System) {
+	delay := conn.System().TimeTo(to)
+	delay = time.Duration(int64(float64(delay/time.Nanosecond) * 1.1))
+	After(delay, func() {
+		to.Bombed(conn)
+	})
+}
 
 func isCommand(name string) bool {
 	_, ok := commandRegistry[name]
@@ -179,6 +209,11 @@ func runCommand(conn *Connection, name string, args ...string) {
 		return
 	}
 
+	if conn.dead {
+		fmt.Fprintf(conn, "you're dead.\n")
+		return
+	}
+
 	if conn.InTransit() && !cmd.mobile {
 		fmt.Fprintf(conn, "command %s can not be used while in transit", name)
 		return
@@ -192,12 +227,12 @@ func registerCommand(c *Command) {
 
 func init() {
 	commandRegistry = make(map[string]*Command, 16)
+	registerCommand(bombCommand)
+	registerCommand(broadcastCommand)
 	registerCommand(commandsCommand)
+	registerCommand(gotoCommand)
 	registerCommand(helpCommand)
 	registerCommand(infoCommand)
 	registerCommand(nearbyCommand)
 	registerCommand(scanCommand)
-	registerCommand(gotoCommand)
-	registerCommand(broadcastCommand)
-	// registerCommand(bombCommand)
 }

session.go

@@ -8,19 +8,26 @@ import (
 	"time"
 )
 
+var connected = make(map[*Connection]bool, 32)
+
 type Connection struct {
 	net.Conn
 	*bufio.Reader
 	player   *Player
 	location *System
 	lastScan time.Time
+	lastBomb time.Time
+	kills    int
+	dead     bool
 }
 
 func NewConnection(conn net.Conn) *Connection {
-	return &Connection{
+	c := &Connection{
 		Conn:   conn,
 		Reader: bufio.NewReader(conn),
 	}
+	connected[c] = true
+	return c
 }
 
 func (c *Connection) Login() {
@@ -65,6 +72,7 @@ func (c *Connection) System() *System {
 
 func (c *Connection) Close() error {
 	log_info("player disconnecting: %s", c.PlayerName())
+	delete(connected, c)
 	return c.Conn.Close()
 }
 
@@ -83,10 +91,65 @@ func (c *Connection) RecordScan() {
 	c.lastScan = time.Now()
 }
 
+func (c *Connection) RecordBomb() {
+	c.lastBomb = time.Now()
+}
+
 func (c *Connection) CanScan() bool {
 	return time.Since(c.lastScan) > 1*time.Minute
 }
 
+func (c *Connection) CanBomb() bool {
+	return time.Since(c.lastBomb) > 1500*time.Millisecond
+}
+
 func (c *Connection) NextScan() time.Duration {
 	return -time.Since(c.lastScan.Add(time.Minute))
 }
+
+func (c *Connection) NextBomb() time.Duration {
+	return -time.Since(c.lastBomb.Add(1500 * time.Millisecond))
+}
+
+func (c *Connection) MadeKill(victim *Connection) {
+	c.kills += 1
+	if c.kills == 3 {
+		c.Win()
+	}
+}
+
+func (c *Connection) Win() {
+	for conn, _ := range connected {
+		fmt.Fprintf(conn, "player %s has won.\n", c.PlayerName())
+		conn.Close()
+	}
+}
+
+func (c *Connection) Die() {
+	fmt.Fprintf(c, "you were bombed.  You will respawn in 2 minutes.\n")
+	c.dead = true
+	c.System().Leave(c)
+	After(30*time.Second, func() {
+		fmt.Fprintf(c, "respawn in 90 seconds.\n")
+	})
+	After(time.Minute, func() {
+		fmt.Fprintf(c, "respawn in 60 seconds.\n")
+	})
+	After(90*time.Second, func() {
+		fmt.Fprintf(c, "respawn in 30 seconds.\n")
+	})
+	After(2*time.Minute, c.Respawn)
+}
+
+func (c *Connection) Respawn() {
+	c.dead = false
+
+WUT:
+	s, err := randomSystem()
+	if err != nil {
+		log_error("error in respawn: %v", err)
+		goto WUT
+	}
+	s.Arrive(c)
+
+}

system.go

@@ -72,6 +72,32 @@ func (s *System) TimeTo(other *System) time.Duration {
 	return time.Duration(int64(s.DistanceTo(other) * 100000000))
 }
 
+func (s *System) Bombed(bomber *Connection) {
+	s.EachConn(func(conn *Connection) {
+		conn.Die()
+		bomber.MadeKill(conn)
+	})
+
+	for id, _ := range index {
+		if id == s.id {
+			continue
+		}
+		delay := s.TimeTo(index[id])
+		id2 := id
+		After(delay, func() {
+			bombNotice(id2, s.id)
+		})
+	}
+}
+
+func bombNotice(to_id, from_id int) {
+	to := index[to_id]
+	from := index[from_id]
+	to.EachConn(func(conn *Connection) {
+		fmt.Fprintf(conn, "a bombing has been observed on %s\n", from.name)
+	})
+}
+
 func (e System) String() string {
 	return fmt.Sprintf("<name: %s x: %v y: %v z: %v planets: %v>", e.name, e.x, e.y, e.z, e.planets)
 }