Resolve "Frontend for Models"

Closes #1 (closed)

aleksis/apps/lesrooster/frontend/components/lesson_raster/LessonRaster.vue

 <template>
   <div id="slot-container">
-    <v-card style="grid-column: side; grid-row: 1">
-      <v-card-text>
-        <validity-range-field
-            solo
-            hide-details
-            v-model="internalValidityRange"
-            :loading="$apollo.queries.currentValidityRange.loading"
-        />
-      </v-card-text>
+    <v-card class="sidebar">
+      <v-navigation-drawer
+          floating
+          permanent
+      >
+        <v-list dense rounded>
+          <validity-range-field
+              solo
+              rounded
+              hide-details
+              v-model="internalValidityRange"
+              :loading="$apollo.queries.currentValidityRange.loading"
+          />
+          <slot-creator
+              :query="$apollo.queries.items"
+              :validity-range="internalValidityRange.id"
+              v-if="internalValidityRange"
+              :breaks="createBreaks"
+          >
+            <template #activator="{ on, attrs }">
+              <v-list-item link v-bind="attrs" v-on="on" @click="createBreaks = false">
+                <v-list-item-icon>
+                  <v-icon>$plus</v-icon>
+                </v-list-item-icon>
+                <v-list-item-content>
+                  <v-list-item-title>{{ $t("lesrooster.slot.create_items") }}</v-list-item-title>
+                </v-list-item-content>
+              </v-list-item>
+              <v-list-item link v-bind="attrs" v-on="on" @click="createBreaks = true">
+                <v-list-item-icon>
+                  <v-icon>$plus</v-icon>
+                </v-list-item-icon>
+                <v-list-item-content>
+                  <v-list-item-title>{{ $t("lesrooster.break.create_items") }}</v-list-item-title>
+                </v-list-item-content>
+              </v-list-item>
+            </template>
+          </slot-creator>
+        </v-list>
+      </v-navigation-drawer>
     </v-card>
 
     <v-hover
@@ -20,12 +51,12 @@
     >
       <v-card :loading="$apollo.queries.items.loading">
         <v-card-title class="d-flex flex-wrap justify-space-between align-center fill-height">
-          <span>{{ $t("weekdays." + weekday) }}</span>
+          <span class="min-height">{{ $t("weekdays." + weekday) }}</span>
 
           <v-tooltip bottom>
             <template #activator="{ on, attrs }">
               <v-btn
-                  disabled
+                  @click="deleteSlotsOfDay(weekday)"
                   icon
                   v-bind="attrs"
                   v-on="on"
@@ -78,7 +109,7 @@
               style="left: calc(-20px - 0.5rem)"
               @click="add(left(weekday))"
           >
-            <v-icon>mdi-plus</v-icon>
+            <v-icon>mdi-table-column-plus-before</v-icon>
           </v-btn>
           <v-btn
               v-if="canAddDay(right(weekday))"
@@ -92,7 +123,7 @@
               style="right: calc(-20px - 0.5rem)"
               @click="add(right(weekday))"
           >
-            <v-icon>mdi-plus</v-icon>
+            <v-icon>mdi-table-column-plus-after</v-icon>
           </v-btn>
         </v-card-title>
       </v-card>
@@ -101,17 +132,67 @@
     <template
         v-for="slot in slots"
     >
-      <slot-card
-          :item="slot"
-          :disabled="$apollo.queries.items.loading"
-      />
+      <v-menu offset-y>
+        <template #activator="{ on, attrs }">
+          <slot-card
+              :item="slot"
+              :disabled="$apollo.queries.items.loading"
+              @click:delete="deleteSingularSlot"
+              @click:copy="on.click"
+              v-bind="attrs"
+          />
+        </template>
+        <v-list>
+          <v-list-item
+              v-for="(item, index) in weekdays.filter(day => day !== slot.weekday)"
+              :key="index"
+              link
+          >
+            <v-list-item-title @click="copySingularSlotTodDay(slot, item)">{{
+                $t("weekdays." + item)
+              }}
+            </v-list-item-title>
+          </v-list-item>
+        </v-list>
+      </v-menu>
     </template>
+
+    <delete-dialog
+        :gql-mutation="deleteMutation"
+        :gql-query="$apollo.queries.items"
+        v-model="deleteDialog"
+        :item="itemToDelete"
+    >
+      <template #body>
+        {{ $t("lesrooster." + itemToDelete.model.toLowerCase() + ".repr", itemToDelete) }}
+      </template>
+    </delete-dialog>
+
+    <delete-multiple-dialog
+        :gql-mutation="deleteMultipleMutation"
+        :gql-query="$apollo.queries.items"
+        :items="itemsToDelete"
+        v-model="deleteMultipleDialog"
+    >
+      <template #title>
+        {{ $t('lesrooster.slot.confirm_delete_multiple_slots', {day: $t("weekdays." + weekdays[0])}) }}
+      </template>
+
+      <template #body>
+        <ul class="text-body-1">
+          <li v-for="item in itemsToDelete">
+            {{ $t("lesrooster." + item.model.toLowerCase() + ".repr", item) }}
+          </li>
+        </ul>
+      </template>
+    </delete-multiple-dialog>
   </div>
 </template>
 
 <script>
 import {createBreakSlot, deleteBreakSlots} from "../break.graphql";
 import {
+  carryOverSlots,
   slots,
   createSlot,
   deleteSlot,
@@ -120,13 +201,15 @@ import {
 } from "../slot.graphql";
 import {currentValidityRange} from "../validityRange.graphql";
 import ValidityRangeField from "../ValidityRangeField.vue";
-
+import DeleteDialog from "aleksis.core/components/generic/dialogs/DeleteDialog.vue";
+import DeleteMultipleDialog from "aleksis.core/components/generic/dialogs/DeleteMultipleDialog.vue";
 import SecondaryActionButton from "aleksis.core/components/generic/buttons/SecondaryActionButton.vue";
 import SlotCard from "./SlotCard.vue";
+import SlotCreator from "./SlotCreator.vue";
 
 export default {
   name: "LessonRaster",
-  components: {SlotCard, SecondaryActionButton, ValidityRangeField},
+  components: {SlotCreator, DeleteDialog, DeleteMultipleDialog, SlotCard, SecondaryActionButton, ValidityRangeField},
   apollo: {
     items: {
       query: slots,
@@ -155,7 +238,15 @@ export default {
     return {
       weekdays: [],
       internalValidityRange: null,
-      loading: {}
+      loading: {},
+      gqlQuery: slots,
+      deleteMutation: deleteSlot,
+      deleteMultipleMutation: deleteSlots,
+      deleteDialog: false,
+      deleteMultipleDialog: false,
+      itemToDelete: null,
+      itemsToDelete: [],
+      createBreaks: false,
     }
   },
   computed: {
@@ -163,12 +254,15 @@ export default {
       return this.items;
     },
     columns() {
-      return "[side] 10vw " + this.weekdays.map(
+      return "[side] 256px " + this.weekdays.map(
           day => `[${day}] 1fr`
       ).join(" ");
     }
   },
   methods: {
+    intDay(weekday) {
+      return Number.isInteger(weekday) ? weekday : parseInt(weekday[2]);
+    },
     canAddDay(weekday) {
       if (!weekday) {
         return false;
@@ -189,7 +283,7 @@ export default {
       return weekday === "A_0" ? null : weekday.replace(/\d+$/, (match) => parseInt(match) - 1);
     },
     async copyTo(src, dest) {
-      this.loading[src] = true;
+      this.loading[dest] = true;
       const slotsToDelete = this.items
           .filter(slot => slot.weekday === dest && slot.model === "Slot")
           .map(slot => slot.id);
@@ -199,42 +293,63 @@ export default {
 
       // As there is an error when deleting breaks and normal slots in one action, we delete them separately
 
-      await Promise.all([
-            this.$apollo.mutate({
-              mutation: deleteSlots,
-              variables: {
-                ids: slotsToDelete
-              },
-            }),
-            this.$apollo.mutate({
-              mutation: deleteBreakSlots,
-              variables: {
-                ids: breaksToDelete
-              },
-            }),
+      let that = this;
+
+      await this.$apollo.mutate({
+        mutation: carryOverSlots,
+        variables: {
+          validityRange: this.internalValidityRange.id,
+          fromDay: this.intDay(src),
+          toDay: this.intDay(dest),
+        },
+        update(store, {data: {carryOverSlots: {result}}}) {
+          let query = {
+            ...that.$apollo.queries.items.options,
+            variables: JSON.parse(that.$apollo.queries.items.previousVariablesJson)
+          }
+          // Read the data from cache for query
+          const storedData = store.readQuery(query);
+
+          if (!storedData) {
+            // There are no data in the cache yet
+            return;
+          }
+
+          storedData.items = [
+            ...storedData.items.filter(item => item.weekday !== dest),
+            ...result,
           ]
-      );
-      await Promise.all(
-          this.items
-              .filter(slot => slot.weekday === src)
-              .map(slot => {
-                this.$apollo.mutate({
-                  mutation: slot.model === "Slot" ? createSlot : createBreakSlot,
-                  variables: {
-                    input: {
-                      name: slot.name,
-                      validityRange: slot.validityRange.id,
-                      weekday: parseInt(dest[2]),
-                      period: slot.period,
-                      timeStart: slot.timeStart,
-                      timeEnd: slot.timeEnd,
-                    }
-                  },
-                })
-              })
-      )
+
+          // Write data back to the cache
+          store.writeQuery({...query, data: storedData});
+        }
+      })
+
+      this.weekdays = this.weekdays.sort((a, b) => a[2] - b[2])
+      this.loading[dest] = false;
+    },
+    async copySingularSlotTodDay(slot, day) {
+      this.loading[day] = true;
+      this.$apollo.mutate({
+        mutation: carryOverSlots,
+        variables: {
+          validityRange: this.internalValidityRange.id || slot.validityRange.id,
+          fromDay: this.intDay(slot.weekday),
+          toDay: this.intDay(day),
+          only: [slot.id],
+        },
+      })
+      // FIXME: Optimistic response; add to store?
       await this.$apollo.queries.items.refetch();
-      this.loading[src] = false;
+      this.loading[day] = false;
+    },
+    deleteSingularSlot(slot) {
+      this.itemToDelete = slot;
+      this.deleteDialog = true;
+    },
+    deleteSlotsOfDay(weekday) {
+      this.itemsToDelete = this.items.filter(slot => slot.weekday === weekday)
+      this.deleteMultipleDialog = true;
     }
   },
 }
@@ -245,9 +360,18 @@ export default {
   display: grid;
   grid-template-columns: v-bind(columns);
   grid-auto-rows: 1fr auto;
-  gap: 1rem;
+  gap: 0.7rem;
   overflow-x: scroll;
   margin: -1em;
   padding: 1em;
 }
+
+.min-height {
+  min-height: 36px;
+}
+
+.sidebar {
+  position: fixed;
+  z-index: 1;
+}
 </style>
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