记住放置托盘

pages/tag/print.vue

@@ -65,13 +65,21 @@
             };
         },
         created() {
+
+
             this.getTraySelectOption();
+
         },
         methods: {
             getTraySelectOption() {
                 this.request(API.getTraySelectOption, 'POST', {}, false).then(res => {
                     if (res.err_code === 0) {
                         this.traySelectOption = res.data;
+                        let token = uni.getStorageSync('token');
+                        let tray_sn_index = uni.getStorageSync('tray_sn_index');
+                        if (token) {
+                            this.index = tray_sn_index;
+                        }
                     }
                 });
             },
@@ -128,6 +136,7 @@
                 this.request(API.printLabel, 'POST', this.form, false).then(res => {
                     if (res.err_code === 0) {
                         this.printLabelData = res.data;
+                        uni.setStorageSync('tray_sn_index', this.index);
                         this.openBluetoothAdapter();
                     } else {
                         uni.showToast({