update

db/models/letianProductDeep.js

@@ -9,7 +9,8 @@ const moment = require('moment');
 const letianProductDeepSchema = new Schema({
 
     sourcePlantProduct: {
-        type: String,
+        type: mongoose.Types.ObjectId,
+        ref: 'ProductPre',
         comment: "来源初加工产品 靠产品名称关联"
     },
     preProductName: {
@@ -29,7 +30,8 @@ const letianProductDeepSchema = new Schema({
         comment: "库存量"
     },
     productPhotos: {
-        type: String,
+        type: mongoose.Types.ObjectId,
+        ref: 'File',
         comment: "产品照片"
     },
     introduction: {

db/models/letianProductPlant.js

@@ -34,7 +34,7 @@ const letianProductPlantSchema = new Schema({
         comment: "种植规划 关联信息 按照农作物的名称关联"
     },
     productNumber: {
-        type: String,
+        type: Number,
         comment: "产品编号"
     },
 

db/models/letianProductPre.js

@@ -8,7 +8,8 @@ const moment = require('moment');
 const letianProductPreSchema = new Schema({
 
     sourcePlantProduct: {
-        type: String,
+        type: mongoose.Types.ObjectId,
+        ref: 'ProductPlant',
         comment: "来源种植产品"
     },
     preProductName: {