From d65884dc44bf06925b3ffe17c98990ec079db581 Mon Sep 17 00:00:00 2001
From: tristan <tristan@yuno.malio.fr>
Date: Wed, 20 May 2026 08:21:36 +0200
Subject: [PATCH] =?UTF-8?q?feat=20:=20composable=20d'=C3=A9tat=20du=20popo?=
 =?UTF-8?q?ver=20calendrier=20(#MUI-33)?=
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Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
---
 .../composables/useCalendarPopover.test.ts    | 64 +++++++++++++++++++
 .../date/composables/useCalendarPopover.ts    | 28 ++++++++
 2 files changed, 92 insertions(+)
 create mode 100644 app/components/malio/date/composables/useCalendarPopover.test.ts
 create mode 100644 app/components/malio/date/composables/useCalendarPopover.ts

diff --git a/app/components/malio/date/composables/useCalendarPopover.test.ts b/app/components/malio/date/composables/useCalendarPopover.test.ts
new file mode 100644
index 0000000..206b5f4
--- /dev/null
+++ b/app/components/malio/date/composables/useCalendarPopover.test.ts
@@ -0,0 +1,64 @@
+import {describe, expect, it} from 'vitest'
+import {defineComponent, h, ref} from 'vue'
+import {mount} from '@vue/test-utils'
+import {useCalendarPopover} from './useCalendarPopover'
+
+const mountHost = () => {
+  const api: ReturnType<typeof useCalendarPopover> = {} as never
+  const Host = defineComponent({
+    setup() {
+      const root = ref<HTMLElement | null>(null)
+      Object.assign(api, useCalendarPopover(root))
+      return () => h('div', {ref: root}, 'host')
+    },
+  })
+  const wrapper = mount(Host, {attachTo: document.body})
+  return {wrapper, api}
+}
+
+describe('useCalendarPopover', () => {
+  it('starts closed in days view', () => {
+    const {api} = mountHost()
+    expect(api.isOpen.value).toBe(false)
+    expect(api.viewMode.value).toBe('days')
+  })
+
+  it('open() opens in days view', () => {
+    const {api} = mountHost()
+    api.open()
+    expect(api.isOpen.value).toBe(true)
+    expect(api.viewMode.value).toBe('days')
+  })
+
+  it('toggleView() switches between days and months', () => {
+    const {api} = mountHost()
+    api.open()
+    api.toggleView()
+    expect(api.viewMode.value).toBe('months')
+    api.toggleView()
+    expect(api.viewMode.value).toBe('days')
+  })
+
+  it('close() resets isOpen and viewMode', () => {
+    const {api} = mountHost()
+    api.open()
+    api.toggleView()
+    api.close()
+    expect(api.isOpen.value).toBe(false)
+    expect(api.viewMode.value).toBe('days')
+  })
+
+  it('closes on outside mousedown', () => {
+    const {api} = mountHost()
+    api.open()
+    document.body.dispatchEvent(new MouseEvent('mousedown', {bubbles: true}))
+    expect(api.isOpen.value).toBe(false)
+  })
+
+  it('stays open on inside mousedown', () => {
+    const {wrapper, api} = mountHost()
+    api.open()
+    wrapper.element.dispatchEvent(new MouseEvent('mousedown', {bubbles: true}))
+    expect(api.isOpen.value).toBe(true)
+  })
+})
diff --git a/app/components/malio/date/composables/useCalendarPopover.ts b/app/components/malio/date/composables/useCalendarPopover.ts
new file mode 100644
index 0000000..db179cc
--- /dev/null
+++ b/app/components/malio/date/composables/useCalendarPopover.ts
@@ -0,0 +1,28 @@
+import {onBeforeUnmount, onMounted, ref, type Ref} from 'vue'
+
+export function useCalendarPopover(rootRef: Ref<HTMLElement | null>) {
+  const isOpen = ref(false)
+  const viewMode = ref<'days' | 'months'>('days')
+
+  const open = () => {
+    isOpen.value = true
+    viewMode.value = 'days'
+  }
+  const close = () => {
+    isOpen.value = false
+    viewMode.value = 'days'
+  }
+  const toggleView = () => {
+    viewMode.value = viewMode.value === 'days' ? 'months' : 'days'
+  }
+
+  const onMouseDown = (event: MouseEvent) => {
+    if (!isOpen.value || !rootRef.value) return
+    if (!rootRef.value.contains(event.target as Node)) close()
+  }
+
+  onMounted(() => document.addEventListener('mousedown', onMouseDown))
+  onBeforeUnmount(() => document.removeEventListener('mousedown', onMouseDown))
+
+  return {isOpen, viewMode, open, close, toggleView}
+}