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2026-03-27 13:14:10 +08:00
parent 42907d0f21
commit 2f04459492
10 changed files with 465 additions and 1 deletions
--- a/api/service/biz_api_stats_service.js
+++ b/api/service/biz_api_stats_service.js
@@ -0,0 +1,126 @@
+const baseModel = require("../../middleware/baseModel");
+const { op } = baseModel;
+
+/**
+ * 构建日期范围 where 条件
+ */
+function buildDateWhere(start_date, end_date) {
+  const where = {};
+  if (start_date && end_date) {
+    where.call_date = { [op.between]: [start_date, end_date] };
+  } else if (start_date) {
+    where.call_date = { [op.gte]: start_date };
+  } else if (end_date) {
+    where.call_date = { [op.lte]: end_date };
+  }
+  return where;
+}
+
+/**
+ * 按用户统计调用量（按接口路径分组）
+ * @param {number} user_id
+ * @param {string} [start_date] - YYYY-MM-DD
+ * @param {string} [end_date]   - YYYY-MM-DD
+ */
+async function getStatsByUser(user_id, start_date, end_date) {
+  const where = { user_id, ...buildDateWhere(start_date, end_date) };
+  const rows = await baseModel.biz_api_call_log.findAll({
+    attributes: [
+      "api_path",
+      [baseModel.Sequelize.fn("COUNT", baseModel.Sequelize.col("id")), "call_count"],
+      [baseModel.Sequelize.fn("AVG", baseModel.Sequelize.col("response_time")), "avg_response_time"],
+    ],
+    where,
+    group: ["api_path"],
+    order: [[baseModel.Sequelize.literal("call_count"), "DESC"]],
+    raw: true,
+  });
+
+  const total = rows.reduce((s, r) => s + Number(r.call_count), 0);
+  return { total, rows };
+}
+
+/**
+ * 按接口路径统计调用量（按用户分组）
+ * @param {string} api_path
+ * @param {string} [start_date]
+ * @param {string} [end_date]
+ */
+async function getStatsByApi(api_path, start_date, end_date) {
+  const where = { api_path, ...buildDateWhere(start_date, end_date) };
+  const rows = await baseModel.biz_api_call_log.findAll({
+    attributes: [
+      "user_id",
+      [baseModel.Sequelize.fn("COUNT", baseModel.Sequelize.col("id")), "call_count"],
+      [baseModel.Sequelize.fn("AVG", baseModel.Sequelize.col("response_time")), "avg_response_time"],
+    ],
+    where,
+    group: ["user_id"],
+    order: [[baseModel.Sequelize.literal("call_count"), "DESC"]],
+    raw: true,
+  });
+
+  const total = rows.reduce((s, r) => s + Number(r.call_count), 0);
+  return { total, rows };
+}
+
+/**
+ * 综合统计面板：总调用量、按天趋势、Top 接口、Top 用户
+ * @param {string} [start_date]
+ * @param {string} [end_date]
+ * @param {number} [top_limit=10]
+ */
+async function getSummary(start_date, end_date, top_limit = 10) {
+  const dateWhere = buildDateWhere(start_date, end_date);
+  const Seq = baseModel.Sequelize;
+
+  // 总调用量
+  const totalResult = await baseModel.biz_api_call_log.count({ where: dateWhere });
+
+  // 按天趋势
+  const daily_trend = await baseModel.biz_api_call_log.findAll({
+    attributes: [
+      "call_date",
+      [Seq.fn("COUNT", Seq.col("id")), "call_count"],
+    ],
+    where: dateWhere,
+    group: ["call_date"],
+    order: [["call_date", "ASC"]],
+    raw: true,
+  });
+
+  // Top 接口
+  const top_apis = await baseModel.biz_api_call_log.findAll({
+    attributes: [
+      "api_path",
+      [Seq.fn("COUNT", Seq.col("id")), "call_count"],
+    ],
+    where: dateWhere,
+    group: ["api_path"],
+    order: [[Seq.literal("call_count"), "DESC"]],
+    limit: top_limit,
+    raw: true,
+  });
+
+  // Top 用户
+  const top_users = await baseModel.biz_api_call_log.findAll({
+    attributes: [
+      "user_id",
+      [Seq.fn("COUNT", Seq.col("id")), "call_count"],
+    ],
+    where: dateWhere,
+    group: ["user_id"],
+    order: [[Seq.literal("call_count"), "DESC"]],
+    limit: top_limit,
+    raw: true,
+  });
+
+  return {
+    total_calls: totalResult,
+    daily_trend,
+    top_apis,
+    top_users,
+  };
+}
+
+module.exports = { getStatsByUser, getStatsByApi, getSummary };