zh_calculate.js
13.4 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
module.exports = {
//辅助数组添加元素功能
find_in_add: function (list, ele) {
for (var i in list) {
var item = list[i];
if (item.goods_id == ele.goods_id) {
return false;
}
}
list.push(ele);
},
//辅助数组添加元素功能
find_in_remove: function (list, ele) {
for (var i in list) {
var item = list[i];
if (item.goods_id == ele.goods_id) {
list.splice(i, 1);
}
}
},
//主要是把组合购的商品分离出来
add_zhprom: function (car, a, ele) {
var point = car[a];
if (point.zh_map) {
if (point.zh_map[ele.prom_id]) {
this.find_in_add(point.zh_map[ele.prom_id].goods, ele);
} else {
point.zh_map[ele.prom_id] = {
goods: [],
act: ele.act
};
point.zh_map[ele.prom_id].goods.push(ele);
}
} else {
point.zh_map = {};
point.zh_map[ele.prom_id] = {
goods: [],
act: ele.act
};
point.zh_map[ele.prom_id].goods.push(ele);
}
},
//未选中的商品,要从中剔除
remove_zhprom: function (car, a, ele) {
var point = car[a];
if (point.zh_map) {
if (point.zh_map[ele.prom_id]) {
this.find_in_remove(point.zh_map[ele.prom_id].goods, ele);
}
}
},
//把组合购的商品价格计算出来,同时每个会员都有购买组合商品的上限!zh_b_num是已经购买了多少件
calculate_zh: function (car, a, th) {
var car_item = car[a];
var tfeel = 0,
offline_price = 0,
offline_num = 0;
var txt = "requestData[" + a + "].need_list";
//活动的列表都存储在这里面,可以快速查询
var zh_prom_goods = car_item.zh_prom_goods;
if (!car_item.zh_map || !zh_prom_goods) {
var res = {
tfeel: tfeel,
offline_price: offline_price,
offline_num: offline_num
};
th.setData({
[txt]: null
});
return res;
}
//因为可能有多个组合购的活动
for (var i in car_item.zh_map) {
var bitem = car_item.zh_map[i];
var act = bitem.act; //获取到组合购的详情
if(!act) continue;
var all_num = 0; //商品数量之和
var all_price = 0;
var need_to_buy = 0;
var all_zhqty = 0; //所有商品要求起购数之和
var no_in_arr = []; //剩余的未加入组合购
var out_arr = []; //超出活动限购的商品放入
var zhqty_bz = []; //超量
var title = ""; //提示语;
//var goods = bitem.goods;
var goods = zh_prom_goods[act.id];
for (let v3 in car_item.goods) {
car_item.goods[v3].need_downlow_num = 0;
}
//寻找一下
function get_num(ite) {
for (let v1 in bitem.goods) {
var vh = bitem.goods[v1];
if (vh.goods_id == ite.goods_id) {
return vh;
}
}
return 0;
}
//寻找一下
function get_num2(ite) {
for (let v2 in car_item.goods) {
var vh = car_item.goods[v2];
if (vh.goods_id == ite.goods_id) {
return vh;
}
}
return 0;
}
for (var i in goods) {
var item = goods[i];
item.goods_price = get_num(item).goods_price;
item.offline_price = get_num(item).offline_price;
var cart_num = get_num(item).goods_num;
var zh_b_num = get_num2(item).zh_b_num;
if (!cart_num) {
if (item.zhqty) {
title = "必买商品未加购,下单立享【" + act.zhprice + "元任选" + act.zhbuyqty + "件】";
need_to_buy += item.zhqty;
}
continue;
}
item.cart_num = cart_num;
//-- 当商品有购买的时候,以及有限购的时候 --
if (item.buyqty > 0) {
console.log(111, th.data.in_zhact_gdmap);
var cbuy = item.buyqty - zh_b_num;
var key = item.goods_id + "" + act.id;
if (th.data.in_zhact_gdmap[key]) {
var cbuy = item.buyqty - zh_b_num - th.data.in_zhact_gdmap[key];
}
//当可买的数量为0
if (cbuy <= 0) {
item.num = 0;
out_arr.push({
price: item.goods_price,
offline_price: item.offline_price,
goods_id: item.goods_id,
num: cart_num
})
} else {
if (cbuy >= cart_num) item.num = cart_num;
else {
item.num = cbuy;
out_arr.push({
price: item.goods_price,
offline_price: item.offline_price,
goods_id: item.goods_id,
num: cart_num - cbuy
})
}
}
} else {
item.num = cart_num;
}
item.goods_price = get_num(item).goods_price;
item.offline_price = get_num(item).offline_price;
if (item.cart_num) {
all_price += item.cart_num * item.goods_price;
}
if (item.num) {
all_num += item.num;
//当有起购数的控制的时候
if (item.zhqty) {
zhqty_bz.push(item);
all_zhqty += item.zhqty;
if (item.num < item.zhqty) {
need_to_buy += item.zhqty - item.num;
}
if (item.num > item.zhqty) {
for (var i = 0; i < item.num - item.zhqty; i++) {
no_in_arr.push({
price: item.goods_price,
offline_price: item.offline_price,
goods_id: item.goods_id
})
}
}
} else {
for (var j = 0; j < item.num; j++) {
no_in_arr.push({
price: item.goods_price,
offline_price: item.offline_price,
goods_id: item.goods_id
})
}
}
} else {
if (item.zhqty) {
title = "必买商品未加购,下单立享【" + act.zhprice + "元任选" + act.zhbuyqty + "件】";
need_to_buy += item.zhqty;
}
}
}
//当满足组合的要求:总数要满足,起购数要满足
if (all_num >= act.zhbuyqty && !need_to_buy) {
//商品的列表
for (var u in goods) {
var ite = goods[u];
if (ite.buyqty > 0 && ite.num > 0) {
console.log(222, th.data.in_zhact_gdmap);
var key = ite.goods_id + "" + act.id;
if (th.data.in_zhact_gdmap[key]) {
th.data.in_zhact_gdmap[key] += ite.num;
} else {
th.data.in_zhact_gdmap[key] = ite.num;
}
}
}
function sortData(a, b) {
return a.price - b.price
}
if (no_in_arr.length > 0) no_in_arr.sort(sortData);
var aprice = act.zhprice;
if (act.zhbuyqty > all_zhqty) {
for (var n = 0; n < act.zhbuyqty - all_zhqty; n++) {
no_in_arr.pop();
}
}
//看一下剩下的数量有没有满足组合购的要求,以及要不要倍增
if (act.is_bz && no_in_arr.length >= act.zhbuyqty) {
var bz_num_ok = 0; //超量倍增是否满
var delete_num = 0;
var zhqty_len = 0; //几个超量倍增
var be = parseInt(no_in_arr.length / act.zhbuyqty); //看一下是几倍
if (act.is_bzyh && zhqty_bz.length > 0) {
if (zhqty_bz.length > 1) {
let zhqty_bz_arr = [];
let zhqty_bz_flag=this.zhqty_bz_fun(zhqty_bz,be,zhqty_bz_arr);
if (zhqty_bz_flag) {
for (let i = 0; i < zhqty_bz.length; i++) {
var vv = zhqty_bz[i];
for (let j = 0; j < be * vv['zhqty']; j++) {
let index = no_in_arr.findIndex(i => {
return vv.goods_id === i.goods_id
})
if (index > -1) {
delete_num++
no_in_arr.splice(index, 1)
}
}
}
} else {
zhqty_len=1;
let min_bz_num = Math.min.apply(Math, zhqty_bz_arr.map(function (o) {
return o['num'];
}));
let new_arr = zhqty_bz_arr.filter(ii => {
return ii['num'] == min_bz_num;
})
var vv = new_arr[0];
var bz_num = be * new_arr[0].zhqty; //超量倍增
var num = min_bz_num - new_arr[0].zhqty; //购买数量减去超量
bz_num_ok = bz_num - num;
if (bz_num_ok <= 0) {
//超量倍增满足,超量倍增就等于倍数
bz_num_ok = bz_num;
} else {
//超量倍增不满足,倍数要减去多出得
// be=be-bz_num_ok;
if (num % vv.zhqty == 0) {
be = num / vv.zhqty;
} else {
be = Math.floor(num / vv.zhqty)
}
bz_num_ok = be * vv.zhqty;
}
for(let i = 0; i < zhqty_bz.length; i++){
let item1=zhqty_bz[i];
for (let j = 0; j < be * item1['zhqty']; j++) {
let index = no_in_arr.findIndex(i => {
return item1.goods_id === i.goods_id
})
if (index > -1) {
// delete_num++
no_in_arr.splice(index, 1)
}
}
}
aprice += be * aprice;
}
} else {
var vv = zhqty_bz[0];
var bz_num = be * vv.zhqty; //超量倍增
var num = vv['num'] - vv.zhqty; //购买数量减去超量
if (num > 0) {
bz_num_ok = bz_num - num;
if (bz_num_ok <= 0) {
//超量倍增满足,超量倍增就等于倍数
bz_num_ok = bz_num;
} else {
//超量倍增不满足,倍数要减去多出得
// be=be-bz_num_ok;
if (num % vv.zhqty == 0) {
be = num / vv.zhqty;
} else {
be = Math.floor(num / vv.zhqty)
}
bz_num_ok = be * vv.zhqty;
}
for (let j = 0; j < bz_num_ok; j++) {
let index = no_in_arr.findIndex(i => {
return vv.goods_id === i.goods_id
})
if (index > -1) {
delete_num++
no_in_arr.splice(index, 1)
}
}
} else {
zhqty_len = 1;
}
}
}
if (!zhqty_len) {
aprice += be * act.zhprice;
let pop_num = be * act.zhbuyqty - delete_num;
for (var m = 0; m < pop_num; m++) {
no_in_arr.pop();
}
}
}
//算一下剩余的钱
if (no_in_arr.length) {
for (var ii in no_in_arr) {
var item = no_in_arr[ii];
var gitem = get_num2(item);
if (gitem) {
if (!gitem.need_downlow_num) {
gitem.need_downlow_num = 1;
} else {
gitem.need_downlow_num++;
}
aprice += item.price;
if (item.offline_price) {
offline_price += gitem.goods_price - gitem.offline_price;
offline_num += 1;
}
}
}
}
//超量的部分也要计算一下
if (out_arr.length) {
for (var m in out_arr) {
var item = out_arr[m];
var gitem = get_num2(item);
if (gitem) {
if (!gitem.need_downlow_num) {
gitem.need_downlow_num = item.num;
} else {
gitem.need_downlow_num += item.num;
}
aprice += item.price * item.num;
if (item.offline_price && th.data.sales_rules == 2) {
offline_price += (gitem.goods_price - gitem.offline_price) * item.num;
offline_num += item.num;
}
}
}
}
all_price = aprice;
//-- 设置还需要购买多少件,享受活动,前段显示 --
var need_to = car_item.need_list;
var index = this.find_need_to(need_to, act);
if (index > -1) {
need_to.splice(index, 1);
th.setData({
[txt]: need_to
});
}
} else {
for (var ii in goods) {
var item = goods[ii];
var gitem = get_num2(item);
if (gitem && gitem.selected) {
gitem.need_downlow_num = gitem.goods_num;
if (item.offline_price && th.data.sales_rules == 2) {
offline_price += (item.goods_price - item.offline_price) * gitem.goods_num;
offline_num += gitem.goods_num;
}
}
}
if (act.zhbuyqty - all_num > need_to_buy) {
need_to_buy = act.zhbuyqty - all_num;
}
//-- 设置还需要购买多少件,享受活动,前段显示 --
var need_to = car_item.need_list;
if (all_num <= 0) {
var index = this.find_need_to(need_to, act);
if (index > -1) {
need_to.splice(index, 1);
th.setData({
[txt]: need_to
});
}
} else {
var index = this.find_need_to(need_to, act);
if (title == '')
title = "再买" + need_to_buy + "件,下单立享【" + act.zhprice + "元任选" + act.zhbuyqty + "件】";
if (index != -1) {
need_to[index].title = title;
} else {
if (!need_to) need_to = [];
var it = {
id: act.id,
pickup_id: car_item.pickup_id,
title: title
};
need_to.push(it);
}
th.setData({
[txt]: need_to
});
}
}
tfeel += all_price;
}
console.log('nyf111');
console.log(car_item);
var res = {
tfeel: tfeel,
offline_price: offline_price,
offline_num: offline_num
};
return res;
},
find_need_to: function (list, iter) {
if (!list || list.length <= 0) return -1;
for (var i in list) {
var item = list[i];
if (item.id == iter.id) {
return i;
}
}
return -1;
},
//筛选组合购,纯粹的数组按活动id分组
find_split: function (arr) {
//过滤只有团购的商品
var oarr = arr.goods.filter(function (ele) {
return ele.prom_type == 7
})
if (!oarr || oarr.length == 0) return null;
//看一下有多少个不同的团购
var map = {},
dest = [];
for (var i = 0; i < oarr.length; i++) {
var ai = oarr[i];
var index = map[ai.prom_id]
if (!index) {
dest.push({
prom_id: ai.prom_id,
data: [ai]
});
map[ai.prom_id] = dest.length; //存储下标
} else {
var dj = dest[index - 1];
dj.data.push(ai);
}
}
return dest;
},
zhqty_bz_fun(zhqty_bz,be,zhqty_bz_arr){
let zhqty_bz_flag =true;
for(let i=0;i<zhqty_bz.length;i++){
let item=zhqty_bz[i];
let bz_num = be * item['zhqty']; //超量倍增
let num = item['num'] - item['zhqty']; //购买数量减去超量
if (bz_num > num) {
zhqty_bz_flag=false;
zhqty_bz_arr.push(item);
// zhqty_bz.splice(i,1)
}
}
return zhqty_bz_flag;
}
}