update

app/controller/config/.statistics.js.js

@@ -30,4 +30,12 @@ module.exports = {
       },
     },
   },
+  studentLearning: {
+    parameters: {
+      query: {
+        school_id: 'school_id',
+        student_id: 'student_id',
+      },
+    },
+  },
 };

app/service/statistics.js

@@ -17,6 +17,43 @@ class StatisticsService extends CrudService {
     this.lessonStudentModel = this.ctx.model.Business.LessonStudent;
     this.lessonModel = this.ctx.model.Business.Lesson;
   }
+
+  async studentLearning({ school_id, student_id }) {
+    assert(student_id, '缺少学生信息');
+    const query = { school_id, student_id, is_pay: '1' };
+    const { year } = this.getPartsOfNow();
+    const yearEnd = `${year}-12-01`;
+    let monthList = this.getMonthList(12, yearEnd);
+    monthList = monthList.map(i => {
+      const start = moment(i).startOf('month').format('YYYY-MM-DD HH:mm:ss');
+      const end = moment(i).endOf('month').format('YYYY-MM-DD HH:mm:ss');
+      return [ start, end ];
+    });
+    query.$and = [{ 'meta.createdAt': { $gte: `${year}-01-01 00:00:00` } }, { 'meta.createdAt': { $lte: `${year}-12-31 23:59:59` } }];
+    const lsList = await this.lessonStudentModel.find(query).populate('lesson_id');
+    const lessonList = lsList.map(i => i.lesson_id).map(i => _.pick(i, [ '_id', 'type', 'title', 'meta', 'status', 'time_start', 'time_end' ]));
+    const minutes = [];
+    const signs = [];
+    for (const months of monthList) {
+      const s = _.head(months);
+      const l = _.last(months);
+      const m = moment(s).month() + 1;
+      const list = lessonList.filter(f => moment(_.get(f, 'meta.createdAt')).isBetween(s, l, null, '[]') && f.status === '4');
+      let minute = 0;
+      let sign = 0;
+      for (const lesson of list) {
+        const { time_start, time_end, _id: lesson_id } = lesson;
+        minute += moment(time_end).diff(time_start, 'minutes');
+        const r = lsList.find(f => ObjectId(f.lesson_id._id).equals(lesson_id));
+        if (r && _.get(r, 'is_sign') === '1') sign++;
+      }
+      minutes.push(minute);
+      signs.push(sign);
+    }
+    return { minutes, signs };
+  }
+
+
   // 学校统计,教练收入
   async schoolCoachIn({ school_id, coach_id }) {
     assert(school_id, '缺少学校信息');

app/z_router/statistics.js

@@ -7,6 +7,7 @@ const rkey = 'statistics';
 const ckey = 'statistics';
 const keyZh = '统计';
 const routes = [
+  { method: 'get', path: `${rkey}/studentLearning`, controller: `${ckey}.studentLearning`, name: `${ckey}studentLearning`, zh: `${keyZh}-学员,学习情况` },
   { method: 'get', path: `${rkey}/schoolCoachIn`, controller: `${ckey}.schoolCoachIn`, name: `${ckey}schoolCoachIn`, zh: `${keyZh}-羽校,教练收入` },
   { method: 'get', path: `${rkey}/schoolSignCoach`, controller: `${ckey}.schoolSignCoach`, name: `${ckey}schoolSignCoach`, zh: `${keyZh}-羽校,教练出勤率` },
   { method: 'get', path: `${rkey}/schoolStudentAge`, controller: `${ckey}.schoolStudentAge`, name: `${ckey}schoolStudentAge`, zh: `${keyZh}-羽校,学员区间` },