新增合同管理相关功能

2026-09-11 18:22:22 +08:00
parent 840673bda5
commit 184c604bee
17 changed files with 2944 additions and 0 deletions
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+/**
+ * 合同组件工具：金额汇总计算（产品清单 → 各部分金额 / 总金额 / 总成本 / 总利润）
+ *
+ * 金额归属：
+ * - 硬件部分 = Σ 产品类别为「硬件（货物）」的小计
+ * - 软件部分 = Σ 产品类别为「软件（许可）」的小计
+ * - 其他部分 = Σ 服务 / 开发 / 其他类小计
+ * - 合同总金额 = 硬件 + 软件 + 其他
+ * - 产品总成本 = Σ (数量 × 成本单价)
+ * - 合同总利润 = 合同总金额 - 产品总成本
+ */
+
+const round2 = (n) => Math.round((Number(n) || 0) * 100) / 100;
+
+export function buildSummary(products) {
+  const rows = Array.isArray(products) ? products : [];
+  let hardware = 0;
+  let software = 0;
+  let other = 0;
+  let totalCost = 0;
+  rows.forEach((row) => {
+    const qty = Number(row?.quantity) || 0;
+    const price = Number(row?.price) || 0;
+    const costPrice = Number(row?.cost_price) || 0;
+    const amount = round2(qty * price);
+    totalCost += round2(qty * costPrice);
+    const cat = String(row?.category || "");
+    if (cat === "1") hardware += amount;
+    else if (cat === "2") software += amount;
+    else other += amount;
+  });
+  hardware = round2(hardware);
+  software = round2(software);
+  other = round2(other);
+  const totalAmount = round2(hardware + software + other);
+  return {
+    hardware_amount: hardware,
+    software_amount: software,
+    other_amount: other,
+    total_amount: totalAmount,
+    total_cost: round2(totalCost),
+    total_profit: round2(totalAmount - round2(totalCost)),
+  };
+}
+
+/** 生成合同编号建议值：HT-YYYYMMDD-4位随机 */
+export function genContractNo() {
+  const d = new Date();
+  const y = d.getFullYear();
+  const m = String(d.getMonth() + 1).padStart(2, "0");
+  const day = String(d.getDate()).padStart(2, "0");
+  const rand = String(Math.floor(Math.random() * 10000)).padStart(4, "0");
+  return `HT-${y}${m}${day}-${rand}`;
+}
+
+/** 甲乙丙丁角色 key，按 party_count 取前 n 个 */
+export const PARTY_ROLES = [
+  { key: "party_a", label: "甲方" },
+  { key: "party_b", label: "乙方" },
+  { key: "party_c", label: "丙方" },
+  { key: "party_d", label: "丁方" },
+];