chore: use the <dropdown> and <dropdown-item> components everywhere

Resolves https://kolaente.dev/vikunja/frontend/issues/2176

src/components/misc/dropdown-item.vue

@@ -1,25 +1,95 @@
 <template>
-	<router-link
+	<component
+		:is="componentNodeName"
+		v-bind="elementBindings"
 		:to="to"
 		class="dropdown-item">
-		<span class="icon" v-if="icon !== ''">
+		<span class="icon" v-if="icon">
 			<icon :icon="icon"/>
 		</span>
 		<span>
 			<slot></slot>
 		</span>
-	</router-link>
+	</component>
 </template>
 
 <script lang="ts" setup>
-defineProps({
-	to: {
-		required: true,
-	},
-	icon: {
-		type: String,
-		required: false,
-		default: '',
-	},
+import {ref, useAttrs, watchEffect} from 'vue'
+
+const props = defineProps<{
+	to?: object,
+	icon?: string | string[],
+}>()
+
+const componentNodeName = ref<Node['nodeName']>('a')
+const elementBindings = ref({})
+
+const attrs = useAttrs()
+watchEffect(() => {
+	let nodeName = 'a'
+
+	if (props.to) {
+		nodeName = 'router-link'
+	}
+
+	if ('href' in attrs) {
+		nodeName = 'BaseButton'
+	}
+
+	componentNodeName.value = nodeName
+	elementBindings.value = {
+		...attrs,
+	}
 })
 </script>
+
+<style scoped lang="scss">
+.dropdown-item {
+	color: var(--text);
+	display: block;
+	font-size: 0.875rem;
+	line-height: 1.5;
+	padding: $item-padding;
+	position: relative;
+}
+
+a.dropdown-item,
+button.dropdown-item {
+	text-align: inherit;
+	white-space: nowrap;
+	width: 100%;
+	display: flex;
+	align-items: center;
+	justify-content: left !important;
+
+	&:hover {
+		background-color: var(--grey-100) !important;
+	}
+
+	&.is-active {
+		background-color: var(--link);
+		color: var(--link-invert);
+	}
+
+	.icon {
+		padding-right: .5rem;
+	}
+
+	.icon:not(.has-text-success) {
+		color: var(--grey-300) !important;
+	}
+
+	&.has-text-danger .icon {
+		color: var(--danger) !important;
+	}
+
+	&.is-disabled {
+		cursor: not-allowed;
+
+		&:hover {
+			background-color: transparent;
+		}
+	}
+}
+
+</style>