chore: add legacy nuxt plugin

diff --git a/nuxt-2/index.js b/nuxt-2/index.js
new file mode 100644 (file)
index 0000000..2cd5875
--- /dev/null
+++ b/nuxt-2/index.js
@@ -0,0 +1,27 @@
+import path from 'path'
+
+/** @type {import('@nuxt/types').Module<{ disableVuex?: boolean}>} */
+export default function NuxtPiniaModule(options) {
+  const disableStore = 'disableVuex' in options ? options.disableVuex : true
+
+  // Disable default Vuex store (options.features only exists in Nuxt v2.10+)
+  if (this.options.features && disableStore) {
+    this.options.features.store = false
+  }
+
+  this.addPlugin({
+    src: path.resolve(__dirname, 'plugin.js'),
+    fileName: 'pinia.js',
+  })
+
+  this.options.build.transpile = this.options.build.transpile || []
+
+  // transpile pinia if @vue/composition-api is transpiled because we must use the same instance
+  if (
+    !this.options.dev &&
+    !this.options.build.transpile.includes('pinia') &&
+    this.options.build.transpile.includes('@vue/composition-api')
+  ) {
+    this.options.build.transpile.push('pinia')
+  }
+}

diff --git a/nuxt-2/plugin.js b/nuxt-2/plugin.js
new file mode 100644 (file)
index 0000000..4f96e78
--- /dev/null
+++ b/nuxt-2/plugin.js
@@ -0,0 +1,35 @@
+// @ts-check
+/// <reference types="./types" />
+import Vue from 'vue'
+// @ts-expect-error: this must be pinia to load the local module
+import { setActivePinia, PiniaPlugin, createPinia } from 'pinia'
+
+Vue.use(PiniaPlugin)
+
+/** @type {import('@nuxt/types').Plugin} */
+const myPlugin = (context, inject) => {
+  // console.log(context)
+
+  /** @type {import('../src').Pinia} */
+  const pinia = createPinia()
+  inject('pinia', pinia)
+  // simulate the injection ofr `new Vue({ pinia })`
+  context.app.pinia = pinia
+  // we also inject it without the $ to be able to use it without it
+  context.pinia = pinia
+  setActivePinia(pinia)
+
+  // we bypass warnings
+  // @ts-expect-error
+  pinia._p.push(() => ({ $nuxt: context }))
+
+  if (process.server) {
+    context.beforeNuxtRender(({ nuxtState }) => {
+      nuxtState.pinia = pinia.state.value
+    })
+  } else if (context.nuxtState && context.nuxtState.pinia) {
+    pinia.state.value = context.nuxtState.pinia
+  }
+}
+
+export default myPlugin

diff --git a/nuxt-2/types.d.ts b/nuxt-2/types.d.ts
new file mode 100644 (file)
index 0000000..d663612
--- /dev/null
+++ b/nuxt-2/types.d.ts
@@ -0,0 +1,17 @@
+import '@nuxt/types'
+import 'pinia'
+import { Pinia } from 'pinia'
+import { Context } from '@nuxt/types'
+
+declare module '@nuxt/types' {
+  export interface Context {
+    pinia: Pinia
+    $pinia: Pinia
+  }
+}
+
+declare module 'pinia' {
+  export interface PiniaCustomProperties {
+    $nuxt: Context
+  }
+}