Merge 9b9233f192 into 8a432ac937

src/components/MonitorList.vue

@@ -89,17 +89,11 @@ export default {
     },
     data() {
         return {
-            searchText: "",
             selectMode: false,
             selectAll: false,
             disableSelectAllWatcher: false,
             selectedMonitors: {},
             windowTop: 0,
-            filterState: {
-                status: null,
-                active: null,
-                tags: null,
-            }
         };
     },
     computed: {
@@ -164,12 +158,66 @@ export default {
             return Object.keys(this.selectedMonitors).length;
         },
 
+        /**
+         * Returns applied filters based on query params.
+         * @returns {{ status: number[], active: any[], tags: number[] }} The current filter state.
+         */
+        filterState() {
+            // Since query params are always strings, convert them to the correct type
+            let status = this.$route.query["status"] || [];
+            if (!Array.isArray(status)) {
+                status = [ status ];
+            }
+            status = status.map(Number);
+            // Casting to boolean does not work here as Boolean("false") === true
+            let active = this.$route.query["active"] || [];
+            if (!Array.isArray(active)) {
+                active = [ active ];
+            }
+            active = active.map(val => {
+                if (val === "true") {
+                    return true;
+                }
+                if (val === "false") {
+                    return false;
+                }
+                return val;
+            });
+            let tags = this.$route.query["tags"] || [];
+            if (!Array.isArray(tags)) {
+                tags = [ tags ];
+            }
+            tags = tags.map(Number);
+            return {
+                status,
+                active,
+                tags,
+            };
+        },
+
+        searchText: {
+            get() {
+                return this.$route.query.searchText || "";
+            },
+            set(value) {
+                let newQuery = { ...this.$route.query };
+                if (value === "") {
+                    delete newQuery.searchText;
+                } else {
+                    newQuery.searchText = value;
+                }
+                this.$router.replace({
+                    query: newQuery,
+                });
+            }
+        },
+
         /**
          * Determines if any filters are active.
          * @returns {boolean} True if any filter is active, false otherwise.
          */
         filtersActive() {
-            return this.filterState.status != null || this.filterState.active != null || this.filterState.tags != null || this.searchText !== "";
+            return this.filterState.status.length > 0 || this.filterState.active.length > 0 || this.filterState.tags.length > 0 || this.searchText !== "";
         }
     },
     watch: {
@@ -239,11 +287,16 @@ export default {
         },
         /**
          * Update the MonitorList Filter
-         * @param {object} newFilter Object with new filter
+         * @param {{ status: number[], active: any[], tags: number[] }} newFilter Object with new filter
          * @returns {void}
          */
         updateFilter(newFilter) {
-            this.filterState = newFilter;
+            this.$router.replace({
+                query: {
+                    ...this.$route.query,
+                    ...newFilter,
+                },
+            });
         },
         /**
          * Deselect a monitor
@@ -333,7 +386,7 @@ export default {
 
             // filter by status
             let statusMatch = true;
-            if (this.filterState.status != null && this.filterState.status.length > 0) {
+            if (this.filterState.status.length > 0) {
                 if (monitor.id in this.$root.lastHeartbeatList && this.$root.lastHeartbeatList[monitor.id]) {
                     monitor.status = this.$root.lastHeartbeatList[monitor.id].status;
                 }
@@ -342,13 +395,13 @@ export default {
 
             // filter by active
             let activeMatch = true;
-            if (this.filterState.active != null && this.filterState.active.length > 0) {
+            if (this.filterState.active.length > 0) {
                 activeMatch = this.filterState.active.includes(monitor.active);
             }
 
             // filter by tags
             let tagsMatch = true;
-            if (this.filterState.tags != null && this.filterState.tags.length > 0) {
+            if (this.filterState.tags.length > 0) {
                 tagsMatch = monitor.tags.map(tag => tag.tag_id) // convert to array of tag IDs
                     .filter(monitorTagId => this.filterState.tags.includes(monitorTagId)) // perform Array Intersaction between filter and monitor's tags
                     .length > 0;

src/components/MonitorListFilter.vue

@@ -14,10 +14,10 @@
             <font-awesome-icon v-if="numFiltersActive > 0" icon="times" />
         </button>
         <MonitorListFilterDropdown
-            :filterActive="filterState.status?.length > 0"
+            :filterActive="filterState.status.length > 0"
         >
             <template #status>
-                <Status v-if="filterState.status?.length === 1" :status="filterState.status[0]" />
+                <Status v-if="filterState.status.length === 1" :status="filterState.status[0]" />
                 <span v-else>
                     {{ $t('Status') }}
                 </span>
@@ -29,7 +29,7 @@
                             <Status :status="1" />
                             <span class="ps-3">
                                 {{ $root.stats.up }}
-                                <span v-if="filterState.status?.includes(1)" class="px-1 filter-active">
+                                <span v-if="filterState.status.includes(1)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -42,7 +42,7 @@
                             <Status :status="0" />
                             <span class="ps-3">
                                 {{ $root.stats.down }}
-                                <span v-if="filterState.status?.includes(0)" class="px-1 filter-active">
+                                <span v-if="filterState.status.includes(0)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -55,7 +55,7 @@
                             <Status :status="2" />
                             <span class="ps-3">
                                 {{ $root.stats.pending }}
-                                <span v-if="filterState.status?.includes(2)" class="px-1 filter-active">
+                                <span v-if="filterState.status.includes(2)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -68,7 +68,7 @@
                             <Status :status="3" />
                             <span class="ps-3">
                                 {{ $root.stats.maintenance }}
-                                <span v-if="filterState.status?.includes(3)" class="px-1 filter-active">
+                                <span v-if="filterState.status.includes(3)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -77,11 +77,12 @@
                 </li>
             </template>
         </MonitorListFilterDropdown>
-        <MonitorListFilterDropdown :filterActive="filterState.active?.length > 0">
+        <MonitorListFilterDropdown :filterActive="filterState.active.length > 0">
             <template #status>
-                <span v-if="filterState.active?.length === 1">
+                <span v-if="filterState.active.length === 1">
-                    <span v-if="filterState.active[0]">{{ $t("Running") }}</span>
+                    <span v-if="filterState.active[0] === true">{{ $t("Running") }}</span>
-                    <span v-else>{{ $t("filterActivePaused") }}</span>
+                    <span v-else-if="filterState.active[0] === false">{{ $t("filterActivePaused") }}</span>
+                    <span v-else>{{ $t("Unknown") }}</span>
                 </span>
                 <span v-else>
                     {{ $t("filterActive") }}
@@ -94,7 +95,7 @@
                             <span>{{ $t("Running") }}</span>
                             <span class="ps-3">
                                 {{ $root.stats.active }}
-                                <span v-if="filterState.active?.includes(true)" class="px-1 filter-active">
+                                <span v-if="filterState.active.includes(true)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -107,7 +108,7 @@
                             <span>{{ $t("filterActivePaused") }}</span>
                             <span class="ps-3">
                                 {{ $root.stats.pause }}
-                                <span v-if="filterState.active?.includes(false)" class="px-1 filter-active">
+                                <span v-if="filterState.active.includes(false)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -116,10 +117,11 @@
                 </li>
             </template>
         </MonitorListFilterDropdown>
-        <MonitorListFilterDropdown :filterActive="filterState.tags?.length > 0">
+        <MonitorListFilterDropdown :filterActive="filterState.tags.length > 0">
             <template #status>
+                <!-- Prevent rendering Tag component if tagsList has not been fetched or filterState contains invalid tag -->
                 <Tag
-                    v-if="filterState.tags?.length === 1"
+                    v-if="filterState.tags.length === 1 && tagsList.find(tag => tag.id === filterState.tags[0])"
                     :item="tagsList.find(tag => tag.id === filterState.tags[0])"
                     :size="'sm'"
                 />
@@ -134,7 +136,7 @@
                             <span><Tag :item="tag" :size="'sm'" /></span>
                             <span class="ps-3">
                                 {{ getTaggedMonitorCount(tag) }}
-                                <span v-if="filterState.tags?.includes(tag.id)" class="px-1 filter-active">
+                                <span v-if="filterState.tags.includes(tag.id)" class="px-1 filter-active">
                                     <font-awesome-icon icon="check" />
                                 </span>
                             </span>
@@ -179,16 +181,37 @@ export default {
             let num = 0;
 
             Object.values(this.filterState).forEach(item => {
-                if (item != null && item.length > 0) {
+                if (item.length > 0) {
                     num += 1;
                 }
             });
 
             return num;
+        },
+        /**
+         * Returns an array of invalid filters assuming tagsList has been fetched
+         * @returns {Array} Array of invalid filters
+         */
+        invalidFilters() {
+            const filters = [];
+            if (!this.filterState.status.every((val) => val >= 0 && val <= 3)) {
+                filters.push(this.$t("Status"));
+            }
+            if (!this.filterState.active.every((val) => val === true || val === false)) {
+                filters.push(this.$t("Active"));
+            }
+            if (!this.filterState.tags.every((val) => this.tagsList.find(tag => tag.id === val))) {
+                filters.push(this.$t("Tags"));
+            }
+            return filters;
         }
     },
     mounted() {
-        this.getExistingTags();
+        this.getExistingTags(() => {
+            if (this.invalidFilters.length > 0) {
+                this.$root.toastError(this.$t("InvalidFilters", [ this.invalidFilters.join(", ") ]));
+            }
+        });
     },
     methods: {
         toggleStatusFilter(status) {
@@ -196,14 +219,10 @@ export default {
                 ...this.filterState
             };
 
-            if (newFilter.status == null) {
+            if (newFilter.status.includes(status)) {
-                newFilter.status = [ status ];
+                newFilter.status = newFilter.status.filter(item => item !== status);
             } else {
-                if (newFilter.status.includes(status)) {
+                newFilter.status.push(status);
-                    newFilter.status = newFilter.status.filter(item => item !== status);
-                } else {
-                    newFilter.status.push(status);
-                }
             }
             this.$emit("updateFilter", newFilter);
         },
@@ -212,14 +231,10 @@ export default {
                 ...this.filterState
             };
 
-            if (newFilter.active == null) {
+            if (newFilter.active.includes(active)) {
-                newFilter.active = [ active ];
+                newFilter.active = newFilter.active.filter(item => item !== active);
             } else {
-                if (newFilter.active.includes(active)) {
+                newFilter.active.push(active);
-                    newFilter.active = newFilter.active.filter(item => item !== active);
-                } else {
-                    newFilter.active.push(active);
-                }
             }
             this.$emit("updateFilter", newFilter);
         },
@@ -228,27 +243,26 @@ export default {
                 ...this.filterState
             };
 
-            if (newFilter.tags == null) {
+            if (newFilter.tags.includes(tag.id)) {
-                newFilter.tags = [ tag.id ];
+                newFilter.tags = newFilter.tags.filter(item => item !== tag.id);
             } else {
-                if (newFilter.tags.includes(tag.id)) {
+                newFilter.tags.push(tag.id);
-                    newFilter.tags = newFilter.tags.filter(item => item !== tag.id);
-                } else {
-                    newFilter.tags.push(tag.id);
-                }
             }
             this.$emit("updateFilter", newFilter);
         },
         clearFilters() {
             this.$emit("updateFilter", {
-                status: null,
+                status: [],
+                active: [],
+                tags: [],
             });
         },
-        getExistingTags() {
+        getExistingTags(callback) {
             this.$root.getSocket().emit("getTags", (res) => {
                 if (res.ok) {
                     this.tagsList = res.tags;
                 }
+                callback();
             });
         },
         getTaggedMonitorCount(tag) {

src/lang/en.json

@@ -1051,5 +1051,6 @@
     "RabbitMQ Password": "RabbitMQ Password",
     "rabbitmqHelpText": "To use the monitor, you will need to enable the Management Plugin in your RabbitMQ setup. For more information, please consult the {rabitmq_documentation}.",
     "SendGrid API Key": "SendGrid API Key",
-    "Separate multiple email addresses with commas": "Separate multiple email addresses with commas"
+    "Separate multiple email addresses with commas": "Separate multiple email addresses with commas",
+    "InvalidFilters": "The following filters are invalid: {0}"
 }

src/router.js

@@ -192,8 +192,31 @@ const routes = [
     },
 ];
 
-export const router = createRouter({
+const router = createRouter({
     linkActiveClass: "active",
     history: createWebHistory(),
     routes,
 });
+
+router.beforeEach((to, from) => {
+    // Check if redirectedFrom is defined to check if this function has already been run
+    // Without this check, the router will be stuck in an infinite loop
+    if (to.redirectedFrom) {
+        return;
+    }
+
+    // If the user is navigating to same page but to.query is empty, they have clicked on the same link
+    // For example: Clicked on Add monitor twice
+    if (to.path === from.path && Object.keys(to.query).length !== 0) {
+        return;
+    }
+    return {
+        ...to,
+        query: {
+            ...to.query,
+            ...from.query,
+        },
+    };
+});
+
+export { router };