feat: file copy, move and paste conflict checking

frontend/src/components/prompts/Move.vue

@@ -27,6 +27,7 @@ import { mapState } from 'vuex'
 import FileList from './FileList'
 import { files as api } from '@/api'
 import buttons from '@/utils/buttons'
+import * as upload  from '@/utils/upload'
 
 export default {
   name: 'move',
@@ -41,26 +42,45 @@ export default {
   methods: {
     move: async function (event) {
       event.preventDefault()
-      buttons.loading('move')
       let items = []
 
       for (let item of this.selected) {
         items.push({
           from: this.req.items[item].url,
-          to: this.dest + encodeURIComponent(this.req.items[item].name)
+          to: this.dest + encodeURIComponent(this.req.items[item].name),
+          name: this.req.items[item].name
         })
       }
 
-      try {
-        api.move(items)
-        buttons.success('move')
-        this.$router.push({ path: this.dest })
-      } catch (e) {
-        buttons.done('move')
-        this.$showError(e)
+      let action = async (overwrite) => {
+        buttons.loading('move')
+
+        await api.move(items, overwrite).then(() => {
+          buttons.success('move')
+          this.$router.push({ path: this.dest })
+        }).catch((e) => {
+          buttons.done('move')
+          this.$showError(e)
+        })
       }
 
-      event.preventDefault()
+      let dstItems = (await api.fetch(this.dest)).items
+      let conflict = upload.checkConflict(items, dstItems)
+
+      if (conflict) {
+        this.$store.commit('showHover', {
+          prompt: 'replace',
+          confirm: (event) => {
+            event.preventDefault()
+            this.$store.commit('closeHovers')
+            action(true)
+          }
+        })
+
+        return
+      }
+
+      action(false)
     }
   }
 }