From f05277eb3a724ea2d0cffdc9eac0afef6917c166 Mon Sep 17 00:00:00 2001
From: rijkvanzanten <rijkvanzanten@me.com>
Date: Thu, 23 Jul 2020 18:19:07 -0400
Subject: [PATCH] Add m2m config

---
 .../use-form-fields/use-form-fields.ts        |   1 +
 src/lang/en-US/index.json                     |   1 +
 .../field-detail/components/display.vue       |   2 +-
 .../field-detail/components/interface.vue     |   2 +-
 .../components/relationship-m2m.vue           | 140 +++++++++++++++++-
 .../components/relationship-m2o.vue           |   3 +
 .../field-detail/components/schema.vue        |  10 +-
 .../data-model/field-detail/field-detail.vue  |  70 ++++++++-
 src/stores/fields/fields.ts                   |   2 +
 src/stores/fields/types.ts                    |   1 +
 10 files changed, 220 insertions(+), 12 deletions(-)

diff --git a/src/composables/use-form-fields/use-form-fields.ts b/src/composables/use-form-fields/use-form-fields.ts
index 25fc2535eb..3c547cd663 100644
--- a/src/composables/use-form-fields/use-form-fields.ts
+++ b/src/composables/use-form-fields/use-form-fields.ts
@@ -36,6 +36,7 @@ export default function useFormFields(fields: Ref<Field[]>) {
 					special: null,
 					translation: null,
 					width: 'full',
+					note: null,
 				};
 			}
 
diff --git a/src/lang/en-US/index.json b/src/lang/en-US/index.json
index 48b61095b4..d43ec1d106 100644
--- a/src/lang/en-US/index.json
+++ b/src/lang/en-US/index.json
@@ -51,6 +51,7 @@
 	"not_available_for_type": "Not Available for this Type",
 
 	"configure_m2o": "Configure your Many-to-One Relationship...",
+	"configure_m2m": "Configure your Many-to-Many Relationship...",
 
 	"include_seconds": "Include Seconds",
 
diff --git a/src/modules/settings/routes/data-model/field-detail/components/display.vue b/src/modules/settings/routes/data-model/field-detail/components/display.vue
index dbb9339851..19e0c9f674 100644
--- a/src/modules/settings/routes/data-model/field-detail/components/display.vue
+++ b/src/modules/settings/routes/data-model/field-detail/components/display.vue
@@ -43,7 +43,7 @@ export default defineComponent({
 		const _field = useSync(props, 'fieldData', emit);
 		const availabledisplays = computed(() =>
 			displays.filter((display) => {
-				const matchesType = display.types.includes(props.fieldData.database.type);
+				const matchesType = display.types.includes(props.fieldData.database?.type || 'alias');
 				const matchesRelation = true;
 
 				// if (props.type === 'standard') {
diff --git a/src/modules/settings/routes/data-model/field-detail/components/interface.vue b/src/modules/settings/routes/data-model/field-detail/components/interface.vue
index 34673af5dc..c16f143231 100644
--- a/src/modules/settings/routes/data-model/field-detail/components/interface.vue
+++ b/src/modules/settings/routes/data-model/field-detail/components/interface.vue
@@ -43,7 +43,7 @@ export default defineComponent({
 		const _field = useSync(props, 'fieldData', emit);
 		const availableInterfaces = computed(() =>
 			interfaces.filter((inter) => {
-				const matchesType = inter.types.includes(props.fieldData.database.type);
+				const matchesType = inter.types.includes(props.fieldData.database?.type || 'alias');
 				let matchesRelation = false;
 
 				if (props.type === 'standard') {
diff --git a/src/modules/settings/routes/data-model/field-detail/components/relationship-m2m.vue b/src/modules/settings/routes/data-model/field-detail/components/relationship-m2m.vue
index 7095796e8f..8bca9e4395 100644
--- a/src/modules/settings/routes/data-model/field-detail/components/relationship-m2m.vue
+++ b/src/modules/settings/routes/data-model/field-detail/components/relationship-m2m.vue
@@ -1,9 +1,143 @@
 <template>
-	<div>M2M</div>
+	<div>
+		<h2 class="type-title">{{ $t('configure_m2m') }}</h2>
+		<div class="grid">
+			<div class="field">
+				<div class="type-label">{{ $t('this_collection') }}</div>
+				<v-input disabled :value="collection" />
+			</div>
+			<div class="field">
+				<div class="type-label">{{ $t('junction_collection') }}</div>
+				<v-select :items="collectionItems" v-model="junctionCollection" />
+			</div>
+			<div class="field">
+				<div class="type-label">{{ $t('related_collection') }}</div>
+				<v-select
+					:disabled="type === 'files'"
+					:items="collectionItems"
+					v-model="_relations[1].collection_one"
+				/>
+			</div>
+			<v-input disabled :value="_relations[0].primary_one" />
+			<v-select :disabled="!junctionCollection" :items="junctionFields" v-model="_relations[0].field_many" />
+			<div class="spacer" />
+			<div class="spacer" />
+			<v-select :disabled="!junctionCollection" :items="junctionFields" v-model="_relations[1].field_many" />
+			<v-input disabled :value="_relations[1].primary_one" />
+			<v-icon name="arrow_forward" />
+			<v-icon name="arrow_backward" />
+		</div>
+	</div>
 </template>
 
 <script lang="ts">
-import { defineComponent } from '@vue/composition-api';
+import { defineComponent, computed, PropType } from '@vue/composition-api';
+import { orderBy } from 'lodash';
+import useCollectionsStore from '@/stores/collections';
+import useFieldsStore from '@/stores/fields';
+import { Relation } from '@/stores/relations/types';
+import useSync from '@/composables/use-sync';
+import { Field } from '@/stores/fields/types';
 
-export default defineComponent({});
+export default defineComponent({
+	props: {
+		type: {
+			type: String,
+			required: true,
+		},
+		relations: {
+			type: Array as PropType<Relation[]>,
+			required: true,
+		},
+		fieldData: {
+			type: Object,
+			required: true,
+		},
+		collection: {
+			type: String,
+			required: true,
+		},
+	},
+	setup(props, { emit }) {
+		const _relations = useSync(props, 'relations', emit);
+
+		const collectionsStore = useCollectionsStore();
+		const fieldsStore = useFieldsStore();
+
+		const availableCollections = computed(() => {
+			return orderBy(
+				collectionsStore.state.collections.filter((collection) => {
+					return (
+						collection.collection.startsWith('directus_') === false &&
+						collection.collection !== props.collection
+					);
+				}),
+				['collection'],
+				['asc']
+			);
+		});
+
+		const collectionItems = computed(() =>
+			availableCollections.value.map((collection) => ({
+				text: collection.collection,
+				value: collection.collection,
+			}))
+		);
+
+		const junctionCollection = computed({
+			get() {
+				return _relations.value[0].collection_many;
+			},
+			set(collection: string) {
+				_relations.value[0].collection_many = collection;
+				_relations.value[1].collection_many = collection;
+			},
+		});
+
+		const junctionFields = computed(() => {
+			if (!junctionCollection.value) return [];
+
+			return fieldsStore.getFieldsForCollection(junctionCollection.value).map((field: Field) => ({
+				text: field.field,
+				value: field.field,
+			}));
+		});
+
+		return { _relations, collectionItems, junctionCollection, junctionFields };
+	},
+});
 </script>
+
+<style lang="scss" scoped>
+.grid {
+	--v-select-font-family: var(--family-monospace);
+	--v-input-font-family: var(--family-monospace);
+
+	position: relative;
+	display: grid;
+	grid-template-columns: repeat(3, 1fr);
+	gap: 20px;
+	margin-top: 48px;
+
+	.v-icon {
+		--v-icon-color: var(--foreground-subdued);
+
+		position: absolute;
+		transform: translateX(-50%);
+
+		&:first-of-type {
+			bottom: 85px;
+			left: 32.8%;
+		}
+
+		&:last-of-type {
+			bottom: 14px;
+			left: 67%;
+		}
+	}
+}
+
+.type-label {
+	margin-bottom: 8px;
+}
+</style>
diff --git a/src/modules/settings/routes/data-model/field-detail/components/relationship-m2o.vue b/src/modules/settings/routes/data-model/field-detail/components/relationship-m2o.vue
index ac8403d16c..2ce16f2328 100644
--- a/src/modules/settings/routes/data-model/field-detail/components/relationship-m2o.vue
+++ b/src/modules/settings/routes/data-model/field-detail/components/relationship-m2o.vue
@@ -100,6 +100,9 @@ export default defineComponent({
 
 <style lang="scss" scoped>
 .grid {
+	--v-select-font-family: var(--family-monospace);
+	--v-input-font-family: var(--family-monospace);
+
 	position: relative;
 	display: grid;
 	grid-template-columns: repeat(2, 1fr);
diff --git a/src/modules/settings/routes/data-model/field-detail/components/schema.vue b/src/modules/settings/routes/data-model/field-detail/components/schema.vue
index 595b1b975a..e186a47dbc 100644
--- a/src/modules/settings/routes/data-model/field-detail/components/schema.vue
+++ b/src/modules/settings/routes/data-model/field-detail/components/schema.vue
@@ -10,7 +10,9 @@
 
 			<div class="field">
 				<div class="label type-label">{{ $t('type') }}</div>
+				<v-input v-if="!_field.database" :value="$t('alias')" disabled />
 				<v-select
+					v-else
 					:disabled="typeDisabled"
 					:value="_field.database.type"
 					@input="setType"
@@ -20,11 +22,11 @@
 
 			<div class="field full">
 				<div class="label type-label">{{ $t('note') }}</div>
-				<v-input v-model="_field.database.comment" :placeholder="$t('add_note')" />
+				<v-input v-model="_field.system.comment" :placeholder="$t('add_note')" />
 			</div>
 
 			<!-- @todo base default value field type on selected type -->
-			<div class="field">
+			<div class="field" v-if="_field.database">
 				<div class="label type-label">{{ $t('default_value') }}</div>
 				<v-input
 					class="monospace"
@@ -33,7 +35,7 @@
 				/>
 			</div>
 
-			<div class="field">
+			<div class="field" v-if="_field.database">
 				<div class="label type-label">{{ $t('length') }}</div>
 				<v-input
 					type="number"
@@ -43,7 +45,7 @@
 				/>
 			</div>
 
-			<div class="field">
+			<div class="field" v-if="_field.database">
 				<div class="label type-label">{{ $t('allow_null') }}</div>
 				<v-checkbox v-model="_field.database.is_nullable" :label="$t('allow_null_label')" block />
 			</div>
diff --git a/src/modules/settings/routes/data-model/field-detail/field-detail.vue b/src/modules/settings/routes/data-model/field-detail/field-detail.vue
index 0a87e52867..b0c98644cd 100644
--- a/src/modules/settings/routes/data-model/field-detail/field-detail.vue
+++ b/src/modules/settings/routes/data-model/field-detail/field-detail.vue
@@ -10,6 +10,7 @@
 			:field-data.sync="fieldData"
 			:type="type"
 		/>
+
 		<setup-relationship
 			:collection="collection"
 			v-if="currentTab[0] === 'relationship'"
@@ -17,12 +18,14 @@
 			:relations.sync="relations"
 			:type="type"
 		/>
+
 		<setup-interface
 			:collection="collection"
 			v-if="currentTab[0] === 'interface'"
 			:field-data.sync="fieldData"
 			:type="type"
 		/>
+
 		<setup-display
 			:collection="collection"
 			v-if="currentTab[0] === 'display'"
@@ -115,7 +118,7 @@ export default defineComponent({
 					},
 				];
 
-				if (['o2m', 'm2o', 'm2m'].includes(props.type)) {
+				if (['o2m', 'm2o', 'm2m', 'files'].includes(props.type)) {
 					tabs.splice(1, 0, {
 						text: i18n.t('relationship'),
 						value: 'relationship',
@@ -131,7 +134,10 @@ export default defineComponent({
 			return { tabs, currentTab };
 
 			function relationshipDisabled() {
-				return isEmpty(fieldData.field) || isEmpty(fieldData.database.type);
+				return (
+					isEmpty(fieldData.field) ||
+					(['o2m', 'm2m', 'files'].includes(props.type) === false && isEmpty(fieldData.database.type))
+				);
 			}
 
 			function interfaceDisplayDisabled() {
@@ -162,7 +168,6 @@ export default defineComponent({
 					default_value: undefined,
 					max_length: undefined,
 					is_nullable: true,
-					comment: undefined,
 				},
 				system: {
 					hidden: false,
@@ -172,6 +177,7 @@ export default defineComponent({
 					display_options: undefined,
 					readonly: false,
 					special: undefined,
+					note: undefined,
 				},
 			});
 
@@ -217,6 +223,63 @@ export default defineComponent({
 				);
 			}
 
+			if (props.type === 'm2m' || props.type === 'files') {
+				delete fieldData.database;
+
+				relations.value = [
+					{
+						collection_many: '',
+						field_many: '',
+						primary_many: '',
+						collection_one: props.collection,
+						field_one: fieldData.field,
+						primary_one: fieldsStore.getPrimaryKeyFieldForCollection(props.collection)?.field,
+					},
+					{
+						collection_many: '',
+						field_many: '',
+						primary_many: '',
+						collection_one: props.type === 'files' ? 'directus_files' : '',
+						field_one: null,
+						primary_one:
+							props.type === 'files'
+								? fieldsStore.getPrimaryKeyFieldForCollection('directus_files')?.field
+								: '',
+					},
+				];
+
+				watch(
+					() => fieldData.field,
+					() => {
+						relations.value[0].field_one = fieldData.field;
+					}
+				);
+
+				watch(
+					() => relations.value[0].collection_many,
+					() => {
+						const pkField = fieldsStore.getPrimaryKeyFieldForCollection(relations.value[0].collection_many)
+							?.field;
+						relations.value[0].primary_many = pkField;
+						relations.value[1].primary_many = pkField;
+					}
+				);
+
+				watch(
+					() => relations.value[0].field_many,
+					() => {
+						relations.value[1].junction_field = relations.value[0].field_many;
+					}
+				);
+
+				watch(
+					() => relations.value[1].field_many,
+					() => {
+						relations.value[0].junction_field = relations.value[1].field_many;
+					}
+				);
+			}
+
 			return { fieldData, relations };
 		}
 
@@ -225,6 +288,7 @@ export default defineComponent({
 
 			try {
 				await api.post(`/fields/${props.collection}`, fieldData);
+				await api.post(`/relations`, relations.value);
 			} catch (error) {
 				console.error(error);
 			} finally {
diff --git a/src/stores/fields/fields.ts b/src/stores/fields/fields.ts
index 35758b27a1..70fca9ac90 100644
--- a/src/stores/fields/fields.ts
+++ b/src/stores/fields/fields.ts
@@ -33,6 +33,7 @@ const fakeFilesField: Field = {
 		readonly: true,
 		width: 'full',
 		group: null,
+		note: null,
 	},
 };
 
@@ -54,6 +55,7 @@ function getSystemDefault(collection: string, field: string): Field['system'] {
 		special: null,
 		translation: null,
 		width: 'full',
+		note: null,
 	};
 }
 
diff --git a/src/stores/fields/types.ts b/src/stores/fields/types.ts
index 94df2b66e1..a4d948aaa3 100644
--- a/src/stores/fields/types.ts
+++ b/src/stores/fields/types.ts
@@ -62,6 +62,7 @@ export type SystemField = {
 	special: string | null;
 	translation: null | Translation[];
 	width: Width | null;
+	note: string | null;
 };
 
 export interface FieldRaw {