v0.7.0 cli client with readline added, directory structure updated

internal/server/core/player.go

@@ -0,0 +1,75 @@
+// FILE: lixenwraith/chess/internal/server/core/player.go
+package core
+
+import (
+	"github.com/google/uuid"
+)
+
+type PlayerType int
+
+const (
+	PlayerHuman PlayerType = iota + 1
+	PlayerComputer
+)
+
+// Player is the complete game entity with all state
+type Player struct {
+	ID         string     `json:"id"`
+	Color      Color      `json:"color"`
+	Type       PlayerType `json:"type"`
+	Level      int        `json:"level,omitempty"`      // Only for computer
+	SearchTime int        `json:"searchTime,omitempty"` // Only for computer
+}
+
+// PlayerConfig for API requests and configuration
+type PlayerConfig struct {
+	Type       PlayerType `json:"type" validate:"required,oneof=1 2"`
+	Level      int        `json:"level,omitempty" validate:"omitempty,min=0,max=20"`
+	SearchTime int        `json:"searchTime,omitempty" validate:"omitempty,min=100,max=10000"` // Processor sets the min value
+}
+
+// PlayersResponse for API responses - now contains full Player structs
+type PlayersResponse struct {
+	White *Player `json:"white"`
+	Black *Player `json:"black"`
+}
+
+// NewPlayer creates a Player from PlayerConfig
+func NewPlayer(config PlayerConfig, color Color) *Player {
+	player := &Player{
+		ID:    uuid.New().String(),
+		Color: color,
+		Type:  config.Type,
+	}
+
+	if config.Type == PlayerComputer {
+		player.Level = config.Level
+		player.SearchTime = config.SearchTime
+	}
+
+	return player
+}
+
+type Color byte
+
+const (
+	ColorWhite = iota + 1
+	ColorBlack
+)
+
+func (c Color) String() string {
+	if c == ColorWhite {
+		return "w"
+	} else if c == ColorBlack {
+		return "b"
+	} else {
+		return "-"
+	}
+}
+
+func OppositeColor(c Color) Color {
+	if c == ColorWhite {
+		return ColorBlack
+	}
+	return ColorWhite
+}