Work on products, first completed broadband

app/Interfaces/ProductItem.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace App\Interfaces;
+
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+interface ProductItem
+{
+	/* RELATIONS */
+
+	/**
+	 * Supplier that provides this offering
+	 *
+	 * @return BelongsTo
+	 */
+	//public function supplier_detail(): BelongsTo;
+
+	/**
+	 * Available products created from this supplier offering
+	 *
+	 * @return BelongsToMany
+	 */
+	//public function types(): BelongsToMany;
+
+	/* ATTRIBUTES */
+
+	/**
+	 * Return the billing interval base cost including tax
+	 *
+	 * @return float
+	 */
+	public function getBaseCostTaxableAttribute(): float;
+
+	/**
+	 * Return the billing interval that the supplier charges
+	 *
+	 * @return string
+	 */
+	public function getBillingIntervalAttribute(): int;
+
+	/**
+	 * The term that the supplier imposes on this service being connected
+	 *
+	 * @return int
+	 */
+	public function getContractTermAttribute(): int;
+
+	/**
+	 * Suppliers offering name (short)
+	 *
+	 * @return string
+	 */
+	public function getNameAttribute(): string;
+
+	/**
+	 * Suppliers offering name (long)
+	 *
+	 * @return string
+	 */
+	public function getNameLongAttribute(): string;
+
+	/**
+	 * Return the setup cost including tax
+	 *
+	 * @return float
+	 */
+	public function getSetupCostTaxableAttribute(): float;
+
+	/**
+	 * Return the type of offering this is.
+	 *
+	 * @return string
+	 */
+	public function getTypeAttribute();
+}