wip

packages/racing/domain/value-objects/LiveryDecal.ts

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+/**
+ * Value Object: LiveryDecal
+ * Represents a decal/logo placed on a livery
+ */
+
+export type DecalType = 'sponsor' | 'user';
+
+export interface LiveryDecalProps {
+  id: string;
+  imageUrl: string;
+  x: number;
+  y: number;
+  width: number;
+  height: number;
+  zIndex: number;
+  type: DecalType;
+}
+
+export class LiveryDecal {
+  readonly id: string;
+  readonly imageUrl: string;
+  readonly x: number;
+  readonly y: number;
+  readonly width: number;
+  readonly height: number;
+  readonly zIndex: number;
+  readonly type: DecalType;
+
+  private constructor(props: LiveryDecalProps) {
+    this.id = props.id;
+    this.imageUrl = props.imageUrl;
+    this.x = props.x;
+    this.y = props.y;
+    this.width = props.width;
+    this.height = props.height;
+    this.zIndex = props.zIndex;
+    this.type = props.type;
+  }
+
+  static create(props: LiveryDecalProps): LiveryDecal {
+    this.validate(props);
+    return new LiveryDecal(props);
+  }
+
+  private static validate(props: LiveryDecalProps): void {
+    if (!props.id || props.id.trim().length === 0) {
+      throw new Error('LiveryDecal ID is required');
+    }
+
+    if (!props.imageUrl || props.imageUrl.trim().length === 0) {
+      throw new Error('LiveryDecal imageUrl is required');
+    }
+
+    if (props.x < 0 || props.x > 1) {
+      throw new Error('LiveryDecal x coordinate must be between 0 and 1 (normalized)');
+    }
+
+    if (props.y < 0 || props.y > 1) {
+      throw new Error('LiveryDecal y coordinate must be between 0 and 1 (normalized)');
+    }
+
+    if (props.width <= 0 || props.width > 1) {
+      throw new Error('LiveryDecal width must be between 0 and 1 (normalized)');
+    }
+
+    if (props.height <= 0 || props.height > 1) {
+      throw new Error('LiveryDecal height must be between 0 and 1 (normalized)');
+    }
+
+    if (!Number.isInteger(props.zIndex) || props.zIndex < 0) {
+      throw new Error('LiveryDecal zIndex must be a non-negative integer');
+    }
+
+    if (!props.type) {
+      throw new Error('LiveryDecal type is required');
+    }
+  }
+
+  /**
+   * Move decal to new position
+   */
+  moveTo(x: number, y: number): LiveryDecal {
+    return LiveryDecal.create({
+      ...this,
+      x,
+      y,
+    });
+  }
+
+  /**
+   * Resize decal
+   */
+  resize(width: number, height: number): LiveryDecal {
+    return LiveryDecal.create({
+      ...this,
+      width,
+      height,
+    });
+  }
+
+  /**
+   * Change z-index
+   */
+  setZIndex(zIndex: number): LiveryDecal {
+    return LiveryDecal.create({
+      ...this,
+      zIndex,
+    });
+  }
+
+  /**
+   * Check if this decal overlaps with another
+   */
+  overlapsWith(other: LiveryDecal): boolean {
+    const thisRight = this.x + this.width;
+    const thisBottom = this.y + this.height;
+    const otherRight = other.x + other.width;
+    const otherBottom = other.y + other.height;
+
+    return !(
+      thisRight <= other.x ||
+      this.x >= otherRight ||
+      thisBottom <= other.y ||
+      this.y >= otherBottom
+    );
+  }
+}