Resolve "Frontend for Models"

Closes #1 (closed)

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

+<template>
+  <div id="slot-container">
+    <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>{{
+                    $t("lesrooster.break.create_items")
+                  }}</v-list-item-title>
+                </v-list-item-content>
+              </v-list-item>
+            </template>
+          </slot-creator>
+        </v-list>
+      </v-navigation-drawer>
+    </v-card>
+
+    <v-hover
+      v-for="weekday in weekdays"
+      :key="weekday"
+      :style="{
+        gridColumn: weekday,
+      }"
+      v-slot="{ hover }"
+    >
+      <v-card :loading="$apollo.queries.items.loading">
+        <v-card-title
+          class="d-flex flex-wrap justify-space-between align-center fill-height"
+        >
+          <span class="min-height">{{ $t("weekdays." + weekday) }}</span>
+
+          <v-tooltip bottom>
+            <template #activator="{ on, attrs }">
+              <v-btn
+                @click="deleteSlotsOfDay(weekday)"
+                icon
+                v-bind="attrs"
+                v-on="on"
+                v-show="hover"
+              >
+                <v-icon>$deleteContent</v-icon>
+              </v-btn>
+            </template>
+            <span v-t="'actions.delete'"></span>
+          </v-tooltip>
+
+          <v-menu offset-y>
+            <template #activator="{ on: menu, attrs }">
+              <v-tooltip bottom>
+                <template #activator="{ on: tooltip }">
+                  <v-btn
+                    icon
+                    v-bind="attrs"
+                    v-on="{ ...tooltip, ...menu }"
+                    :loading="loading[weekday]"
+                    v-show="hover"
+                  >
+                    <v-icon>mdi-application-export</v-icon>
+                  </v-btn>
+                </template>
+                <span v-t="'actions.copy_to_day'"></span>
+              </v-tooltip>
+            </template>
+            <v-list>
+              <v-list-item
+                v-for="(item, index) in weekdays.filter(
+                  (day) => day !== weekday
+                )"
+                :key="index"
+                link
+              >
+                <v-list-item-title @click="copyTo(weekday, item)">{{
+                  $t("weekdays." + item)
+                }}</v-list-item-title>
+              </v-list-item>
+            </v-list>
+          </v-menu>
+
+          <v-btn
+            v-if="canAddDay(left(weekday))"
+            v-show="hover"
+            color="secondary"
+            fab
+            dark
+            small
+            absolute
+            left
+            style="left: calc(-20px - 0.5rem)"
+            @click="add(left(weekday))"
+          >
+            <v-icon>mdi-table-column-plus-before</v-icon>
+          </v-btn>
+          <v-btn
+            v-if="canAddDay(right(weekday))"
+            v-show="hover"
+            color="secondary"
+            fab
+            dark
+            small
+            absolute
+            right
+            style="right: calc(-20px - 0.5rem)"
+            @click="add(right(weekday))"
+          >
+            <v-icon>mdi-table-column-plus-after</v-icon>
+          </v-btn>
+        </v-card-title>
+      </v-card>
+    </v-hover>
+
+    <template v-for="slot in slots">
+      <v-menu offset-y>
+        <template #activator="{ on, attrs }">
+          <slot-card
+            :key="slot.id"
+            :item="slot"
+            :disabled="$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" :key="item.id">
+            {{ $t("lesrooster." + item.model.toLowerCase() + ".repr", item) }}
+          </li>
+        </ul>
+      </template>
+    </delete-multiple-dialog>
+  </div>
+</template>
+
+<script>
+import {
+  carryOverSlots,
+  slots,
+  deleteSlot,
+  deleteSlots,
+} 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 SlotCard from "./SlotCard.vue";
+import SlotCreator from "./SlotCreator.vue";
+
+export default {
+  name: "LessonRaster",
+  components: {
+    SlotCreator,
+    DeleteDialog,
+    DeleteMultipleDialog,
+    SlotCard,
+    ValidityRangeField,
+  },
+  apollo: {
+    items: {
+      query: slots,
+      variables() {
+        return {
+          filters: JSON.stringify({
+            validity_range: this.internalValidityRange.id,
+          }),
+        };
+      },
+      result(data) {
+        this.weekdays = Array.from(
+          new Set(data.data.items.map((slot) => slot.weekday))
+        );
+      },
+      skip() {
+        return this.internalValidityRange === null;
+      },
+    },
+    currentValidityRange: {
+      query: currentValidityRange,
+      result(data) {
+        this.internalValidityRange = data.data.currentValidityRange;
+      },
+    },
+  },
+  data() {
+    return {
+      weekdays: [],
+      internalValidityRange: null,
+      loading: {},
+      gqlQuery: slots,
+      deleteMutation: deleteSlot,
+      deleteMultipleMutation: deleteSlots,
+      deleteDialog: false,
+      deleteMultipleDialog: false,
+      itemToDelete: null,
+      itemsToDelete: [],
+      createBreaks: false,
+    };
+  },
+  computed: {
+    slots() {
+      return this.items;
+    },
+    columns() {
+      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;
+      }
+
+      return !this.weekdays.includes(weekday);
+    },
+    add(weekday) {
+      if (!this.weekdays.includes(weekday)) {
+        this.weekdays.push(weekday);
+        this.weekdays.sort();
+      }
+    },
+    right(weekday) {
+      return weekday === "A_6"
+        ? null
+        : weekday.replace(/\d+$/, (match) => parseInt(match) + 1);
+    },
+    left(weekday) {
+      return weekday === "A_0"
+        ? null
+        : weekday.replace(/\d+$/, (match) => parseInt(match) - 1);
+    },
+    async copyTo(src, dest) {
+      this.loading[dest] = true;
+      const slotsToDelete = this.items
+        .filter((slot) => slot.weekday === dest && slot.model === "Slot")
+        .map((slot) => slot.id);
+      const breaksToDelete = this.items
+        .filter((slot) => slot.weekday === dest && slot.model === "Break")
+        .map((slot) => slot.id);
+
+      // As there is an error when deleting breaks and normal slots in one action, we delete them separately
+      // FIXME NO ACtion
+
+      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.$apollo.queries.items.previousVariablesJson
+            ),
+          };
+          // Read the data from cache for query
+          const storedData = store.readQuery(query);
+
+          if (!storedData) {
+            // There are no data in the cache yet
+            return;
+          }
+
+          storedData.items = [
+            ...storedData.items.filter((item) => item.weekday !== dest),
+            ...result,
+          ];
+
+          // Write data back to the cache
+          store.writeQuery({ ...query, data: storedData });
+        },
+      });
+
+      this.weekdays = this.weekdays.sort((a, b) => a[2] - b[2]);
+      this.loading[dest] = false;
+    },
+    async copySingularSlotTodDay(slot, day) {
+      this.loading[day] = true;
+      this.$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[day] = false;
+    },
+    deleteSingularSlot(slot) {
+      this.itemToDelete = slot;
+      this.deleteDialog = true;
+    },
+    deleteSlotsOfDay(weekday) {
+      this.itemsToDelete = this.items.filter(
+        (slot) => slot.weekday === weekday
+      );
+      this.deleteMultipleDialog = true;
+    },
+  },
+};
+</script>
+
+<style scoped>
+#slot-container {
+  display: grid;
+  grid-template-columns: v-bind(columns);
+  grid-auto-rows: 1fr auto;
+  gap: 0.7rem;
+  overflow-x: scroll;
+  margin: -1em;
+  padding: 1em;
+}
+
+.min-height {
+  min-height: 36px;
+}
+
+.sidebar {
+  position: fixed;
+  z-index: 1;
+}
+</style>