feat(Modal): open programmatically (#1319)

src/runtime/composables/useModal.ts

@@ -0,0 +1,51 @@
+import { ref, inject } from 'vue'
+import type { ShallowRef, Component, InjectionKey } from 'vue'
+import { createSharedComposable } from '@vueuse/core'
+import type { ComponentProps } from '../types/component'
+import type { Modal, ModalState } from '../types/modal'
+
+export const modalInjectionKey: InjectionKey<ShallowRef<ModalState>> = Symbol('nuxt-ui.modal')
+
+function _useModal () {
+  const modalState = inject(modalInjectionKey)
+  
+  const isOpen = ref(false)
+
+  function open<T extends Component> (component: T, props?: Modal & ComponentProps<T>) {
+    modalState.value = {
+      component,
+      props: props ?? {}
+    }
+    isOpen.value = true
+  }
+
+  function close () {
+    isOpen.value = false
+    modalState.value = {
+      component: 'div',
+      props: {}
+    }
+  }
+
+  /**
+   * Allows updating the modal props
+   */
+  function patch <T extends Component = {}> (props: Partial<Modal & ComponentProps<T>>) {
+    modalState.value = {
+      ...modalState.value,
+      props: {
+        ...modalState.value.props,
+        ...props
+      }
+    }
+  }
+
+  return {
+    isOpen,
+    open,
+    close,
+    patch
+  }
+}
+
+export const useModal = createSharedComposable(_useModal)