rename to core

core/automation/domain/value-objects/StepId.ts

@@ -0,0 +1,50 @@
+import type { IValueObject } from '@gridpilot/shared/domain';
+
+export interface StepIdProps {
+  value: number;
+}
+
+export class StepId implements IValueObject<StepIdProps> {
+  private readonly _value: number;
+
+  private constructor(value: number) {
+    this._value = value;
+  }
+
+  static create(value: number): StepId {
+    if (!Number.isInteger(value)) {
+      throw new Error('StepId must be an integer');
+    }
+    if (value < 1 || value > 17) {
+      throw new Error('StepId must be between 1 and 17');
+    }
+    return new StepId(value);
+  }
+
+  get value(): number {
+    return this._value;
+  }
+
+  isModalStep(): boolean {
+    return this._value === 6 || this._value === 9 || this._value === 12;
+  }
+
+  isFinalStep(): boolean {
+    return this._value === 17;
+  }
+
+  next(): StepId {
+    if (this.isFinalStep()) {
+      throw new Error('Cannot advance beyond final step');
+    }
+    return StepId.create(this._value + 1);
+  }
+
+  get props(): StepIdProps {
+    return { value: this._value };
+  }
+
+  equals(other: IValueObject<StepIdProps>): boolean {
+    return this.props.value === other.props.value;
+  }
+}