feat: add initial application structure with configuration, UI components, and state management

stores/cash.ts

@@ -0,0 +1,114 @@
+import { defineStore } from "pinia";
+
+export const useCashStore = defineStore("cash", () => {
+  // 13-week cash flow events
+  const cashEvents = ref([]);
+
+  // Payment queue - staged payments within policy
+  const paymentQueue = ref([]);
+
+  // Week that first breaches minimum cushion
+  const firstBreachWeek = ref(null);
+
+  // Current cash and savings balances
+  const currentCash = ref(5000);
+  const currentSavings = ref(8000);
+
+  // Computed weekly projections
+  const weeklyProjections = computed(() => {
+    const weeks = [];
+    let runningBalance = currentCash.value;
+
+    for (let week = 1; week <= 13; week++) {
+      const weekEvents = cashEvents.value.filter((e) => e.week === week);
+      const weekInflow = weekEvents
+        .filter((e) => e.type === "Influx")
+        .reduce((sum, e) => sum + e.amount, 0);
+      const weekOutflow = weekEvents
+        .filter((e) => e.type === "Outflow")
+        .reduce((sum, e) => sum + e.amount, 0);
+
+      const net = weekInflow - weekOutflow;
+      runningBalance += net;
+
+      weeks.push({
+        number: week,
+        inflow: weekInflow,
+        outflow: weekOutflow,
+        net,
+        balance: runningBalance,
+        cushion: runningBalance, // Will be calculated properly later
+        breachesCushion: false, // Will be calculated properly later
+      });
+    }
+
+    return weeks;
+  });
+
+  // Actions
+  function addCashEvent(event) {
+    cashEvents.value.push({
+      id: Date.now().toString(),
+      date: event.date,
+      week: event.week,
+      type: event.type, // Influx|Outflow
+      amount: event.amount,
+      sourceRef: event.sourceRef,
+      policyTag: event.policyTag, // Payroll|Tax|Vendor|SavingsSweep
+      ...event,
+    });
+  }
+
+  function updateCashEvent(id, updates) {
+    const event = cashEvents.value.find((e) => e.id === id);
+    if (event) {
+      Object.assign(event, updates);
+    }
+  }
+
+  function removeCashEvent(id) {
+    const index = cashEvents.value.findIndex((e) => e.id === id);
+    if (index > -1) {
+      cashEvents.value.splice(index, 1);
+    }
+  }
+
+  function addToPaymentQueue(payment) {
+    paymentQueue.value.push({
+      id: Date.now().toString(),
+      amount: payment.amount,
+      recipient: payment.recipient,
+      scheduledWeek: payment.scheduledWeek,
+      priority: payment.priority,
+      canStage: payment.canStage !== false,
+      ...payment,
+    });
+  }
+
+  function stagePayment(paymentId, newWeek) {
+    const payment = paymentQueue.value.find((p) => p.id === paymentId);
+    if (payment && payment.canStage) {
+      payment.scheduledWeek = newWeek;
+    }
+  }
+
+  function updateCurrentBalances(cash, savings) {
+    currentCash.value = cash;
+    currentSavings.value = savings;
+  }
+
+  return {
+    cashEvents: readonly(cashEvents),
+    paymentQueue: readonly(paymentQueue),
+    firstBreachWeek: readonly(firstBreachWeek),
+    currentCash: readonly(currentCash),
+    currentSavings: readonly(currentSavings),
+    weeklyProjections,
+    addCashEvent,
+    updateCashEvent,
+    removeCashEvent,
+    addToPaymentQueue,
+    stagePayment,
+    updateCurrentBalances,
+  };
+});