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126 lines
2.8 KiB
Go
126 lines
2.8 KiB
Go
package sim
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import (
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"github.com/jordanorelli/astro-domu/internal/wire"
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"github.com/jordanorelli/blammo"
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)
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// player is a player session in the simulation, eek
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type player struct {
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*blammo.Log
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*room
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name string
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outbox chan wire.Response
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pending []Request
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entity *Entity
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}
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type Move [2]int
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func (Move) NetTag() string { return "move" }
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func (m *Move) exec(r *room, p *player, seq int) result {
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pos := p.entity.Position
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target := [2]int{pos[0] + m[0], pos[1] + m[1]}
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p.Info("running move for player %s from %v to %v", p.name, *m, target)
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if target[0] >= r.width || target[0] < 0 {
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return result{reply: wire.Errorf("target cell (%d, %d) is out of bounds", target[0], target[1])}
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}
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if target[1] >= r.height || target[1] < 0 {
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return result{reply: wire.Errorf("target cell (%d, %d) is out of bounds", target[0], target[1])}
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}
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n := target[1]*r.width + target[0]
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if r.tiles[n].here != nil {
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return result{reply: wire.Errorf("target cell (%d, %d) is occupied", target[0], target[1])}
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}
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p.entity.Position = target
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return result{reply: wire.OK{}}
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}
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// type pawn struct {
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// }
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// SpawnPlayer is a request to spawn a player
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type SpawnPlayer struct {
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Outbox chan wire.Response
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Name string
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queued bool
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}
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func (s *SpawnPlayer) exec(r *room, _ *player, seq int) result {
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if !s.queued {
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r.Info("spawn player requested for: %s", s.Name)
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if _, ok := r.players[s.Name]; ok {
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s.Outbox <- wire.ErrorResponse(seq, "a player is already logged in as %q", s.Name)
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return result{}
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}
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p := &player{
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Log: r.Log.Child("players").Child(s.Name),
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room: r,
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name: s.Name,
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outbox: s.Outbox,
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pending: make([]Request, 0, 32),
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entity: &Entity{
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ID: 999,
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Position: [2]int{0, 0},
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Glyph: '@',
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},
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}
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p.pending = append(p.pending, Request{Seq: seq, From: s.Name, Wants: s})
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r.players[s.Name] = p
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s.queued = true
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return result{}
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}
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return result{
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reply: Welcome{
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Room: r.name,
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Size: [2]int{r.width, r.height},
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Contents: r.allEntities(),
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},
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}
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}
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func (SpawnPlayer) NetTag() string { return "player/spawn" }
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// PlayerSpawned is an announcement that a player has spawned
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type PlayerSpawned struct {
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Name string `json:"name"`
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Position [2]int `json:"position"`
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}
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func (PlayerSpawned) NetTag() string { return "player/spawned" }
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type Welcome struct {
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Room string `json:"room"`
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Size [2]int `json:"size"`
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Contents []Entity `json:"contents"`
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}
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/*
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{
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"name": "foyer",
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"width": 10,
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"height": 10,
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"contents": [
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[5, 3, 10],
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],
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"entities": [
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[3, "pawn", {"name": "bones"}],
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[10, "pawn", {"name": "steve"}]
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]
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}
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*/
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func (Welcome) NetTag() string { return "player/welcome" }
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func init() {
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wire.Register(func() wire.Value { return new(Move) })
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wire.Register(func() wire.Value { return new(Welcome) })
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// wire.Register(func() wire.Value { return new(pawn) })
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}
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