chore: refactor structure

internal/generator/settings.go

@@ -0,0 +1,112 @@
+package generator
+
+import (
+	"fmt"
+	"math"
+)
+
+const defaultFactor float64 = 0.1
+
+type MapSetting struct {
+	Players       uint32
+	HWSize        float64
+	HWResources   float64
+	HWMinDistance uint32
+	DWCount       uint32
+	DWSize        float64
+	DWResources   float64
+	DWMinDistance uint32
+	DWMaxDistance uint32
+
+	GiantPlanets      PlanetSetting
+	BigPlanets        PlanetSetting
+	OthersMinDistance float64
+	NormalPlanets     PlanetSetting
+	RichPlanets       PlanetSetting
+	Asterioids        PlanetSetting
+}
+
+func (ms MapSetting) String() string {
+	return fmt.Sprintf("MapSetting[players=%d HWMinDistance=%d Size=%d]", ms.Players, ms.HWMinDistance, ms.ExpectedSize())
+}
+
+func (ms MapSetting) ExpectedSize() uint32 {
+	return uint32(math.Sqrt(float64(ms.Players)) * float64(ms.HWMinDistance) * 1.5)
+}
+
+func (ms MapSetting) TotalPlanets() uint32 {
+	return ms.Players * 10
+}
+
+func (ms MapSetting) NobodysPlanets() uint32 {
+	return ms.TotalPlanets() - ms.Players*(ms.DWCount+1)
+}
+
+type PlanetSetting struct {
+	MinDistanceHW uint32
+	MinSize       float64
+	MaxSize       float64
+	MinResource   float64
+	MaxResource   float64
+	Ratio         float64 // The proportion of the total number of free planets in the galaxy
+}
+
+// Number of planets need to be placed within freePlanets amount
+func (ps PlanetSetting) Number(freePlanets uint32) int {
+	return int(math.Ceil(float64(freePlanets) * ps.Ratio))
+}
+
+func DefaultMapSetting() MapSetting {
+	return MapSetting{
+		Players:       25,
+		HWSize:        1000,
+		HWResources:   10,
+		HWMinDistance: 30,
+		DWCount:       2,
+		DWSize:        500,
+		DWResources:   10,
+		DWMinDistance: 5,
+		DWMaxDistance: 15,
+		GiantPlanets: PlanetSetting{
+			MinDistanceHW: 20,
+			MinSize:       1500,
+			MaxSize:       2500,
+			MinResource:   0,
+			MaxResource:   3,
+			Ratio:         0.06,
+		},
+		BigPlanets: PlanetSetting{
+			MinDistanceHW: 10,
+			MinSize:       1000,
+			MaxSize:       2000,
+			MinResource:   1,
+			MaxResource:   10,
+			Ratio:         0.18,
+		},
+		OthersMinDistance: defaultFactor, // min. is 1 pixel on the plotter
+		NormalPlanets: PlanetSetting{
+			MinDistanceHW: 0,
+			MinSize:       0,
+			MaxSize:       1000,
+			MinResource:   0,
+			MaxResource:   10,
+			Ratio:         0.5,
+		},
+		RichPlanets: PlanetSetting{
+			MinDistanceHW: 0,
+			MinSize:       0,
+			MaxSize:       500,
+			MinResource:   5,
+			MaxResource:   25,
+			Ratio:         0.18,
+		},
+		Asterioids: PlanetSetting{
+			MinDistanceHW: 0,
+			MinSize:       0,
+			MaxSize:       0,
+			MinResource:   0,
+			MaxResource:   0,
+			Ratio:         0.08,
+		},
+	}
+}