up3

server/world/settings.go

@@ -0,0 +1,59 @@
+package world
+
+import (
+	"sync"
+	"sync/atomic"
+
+	"github.com/df-mc/dragonfly/server/block/cube"
+)
+
+// Settings holds the settings of a World. These are typically saved to a level.dat file. It is safe to pass the same
+// Settings to multiple worlds created using New, in which case the Settings are synchronised between the worlds.
+type Settings struct {
+	sync.Mutex
+	ref atomic.Int32
+
+	// Name is the display name of the World.
+	Name string
+	// Spawn is the spawn position of the World. New players that join the world will be spawned here.
+	Spawn cube.Pos
+	// Time is the current time of the World. It advances every tick if TimeCycle is set to true.
+	Time int64
+	// TimeCycle specifies if the time should advance every tick. If set to false, time won't change.
+	TimeCycle bool
+	// RainTime is the current rain time of the World. It advances every tick if WeatherCycle is set to true.
+	RainTime int64
+	// Raining is the current rain level of the World.
+	Raining bool
+	// ThunderTime is the current thunder time of the World. It advances every tick if WeatherCycle is set to true.
+	ThunderTime int64
+	// Thunder is the current thunder level of the World.
+	Thundering bool
+	// WeatherCycle specifies if weather should be enabled in this world. If set to false, weather will be disabled.
+	WeatherCycle bool
+	// RequiredSleepTicks is the number of ticks that players must sleep for in order for the time to change to day.
+	RequiredSleepTicks int64
+	// CurrentTick is the current tick of the world. This is similar to the Time, except that it has no visible effect
+	// to the client. It can also not be changed through commands and will only ever go up.
+	CurrentTick int64
+	// DefaultGameMode is the GameMode assigned to players that join the World for the first time.
+	DefaultGameMode GameMode
+	// Difficulty is the difficulty of the World. Behaviour of hunger, regeneration and monsters differs based on the
+	// difficulty of the world.
+	Difficulty Difficulty
+	// TickRange is the radius in chunks around a Viewer that has its blocks and entities ticked when the world is
+	// ticked. If set to 0, blocks and entities will never be ticked.
+	TickRange int32
+}
+
+// defaultSettings returns the default Settings for a new World.
+func defaultSettings() *Settings {
+	return &Settings{
+		Name:            "World",
+		DefaultGameMode: GameModeSurvival,
+		Difficulty:      DifficultyNormal,
+		TimeCycle:       true,
+		WeatherCycle:    true,
+		TickRange:       6,
+	}
+}