From 2c764a787c83d1176f5aa6bfbe5f9403da437886 Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martin@shogunsystems.co.uk>
Date: Wed, 24 Jun 2020 16:10:54 +0100
Subject: [PATCH] custom notifications solution

---
 packages/builder/src/App.svelte               |   2 +-
 .../src/builderStore/store/notifications.js   |  12 +-
 .../src/components/common/Notification.svelte | 119 ------------------
 .../Notification/NotificationDisplay.svelte   |  61 +++++++++
 4 files changed, 71 insertions(+), 123 deletions(-)
 delete mode 100644 packages/builder/src/components/common/Notification.svelte
 create mode 100644 packages/builder/src/components/common/Notification/NotificationDisplay.svelte

diff --git a/packages/builder/src/App.svelte b/packages/builder/src/App.svelte
index 7cf7fb864b..76ef32a669 100644
--- a/packages/builder/src/App.svelte
+++ b/packages/builder/src/App.svelte
@@ -4,7 +4,7 @@
   import { Router, basepath } from "@sveltech/routify"
   import { routes } from "../routify/routes"
   import { store, initialise } from "builderStore"
-  import NotificationDisplay from "components/common/Notification.svelte";
+  import NotificationDisplay from "components/common/Notification/NotificationDisplay.svelte";
 
   $basepath = "/_builder"
 </script>
diff --git a/packages/builder/src/builderStore/store/notifications.js b/packages/builder/src/builderStore/store/notifications.js
index cb789b2aef..201e13e4b9 100644
--- a/packages/builder/src/builderStore/store/notifications.js
+++ b/packages/builder/src/builderStore/store/notifications.js
@@ -1,9 +1,15 @@
 import { writable } from 'svelte/store'
+import { generate } from "shortid"
 
-export const notificationStore = writable()
+export const notificationStore = writable({
+  notifications: []
+})
 
-export function send(message, type = 'default', timeout) {
-  notificationStore.set({ type, message, timeout })
+export function send(message, type = 'default') {
+  notificationStore.update(state => {
+    state.notifications = [...state.notifications, { id: generate(), type, message }]
+    return state
+  })
 }
 
 export const notifier = {
diff --git a/packages/builder/src/components/common/Notification.svelte b/packages/builder/src/components/common/Notification.svelte
deleted file mode 100644
index 2503db0b8f..0000000000
--- a/packages/builder/src/components/common/Notification.svelte
+++ /dev/null
@@ -1,119 +0,0 @@
-<script>
-  import { notificationStore } from "builderStore/store/notifications"
-  import { onMount, onDestroy } from "svelte"
-  import { fade } from "svelte/transition"
-
-  export let themes = {
-    danger: "#bb2124",
-    success: "#22bb33",
-    warning: "#f0ad4e",
-    info: "#5bc0de",
-    default: "#aaaaaa",
-  }
-
-  export let timeout = 3000
-
-  let count = 0
-  let notifications = []
-  let unsubscribe
-
-  function createToast(msg, theme, to) {
-    const background = themes[theme] || themes["default"]
-    const id = count
-    notifications = [
-      {
-        id,
-        msg,
-        background,
-        timeout: to || timeout,
-        width: "100%",
-      },
-      ...notifications,
-    ]
-    setTimeout(() => removeNotification(id), to || timeout)
-    count = count + 1
-  }
-
-  unsubscribe = notificationStore.subscribe(value => {
-    if (!value) {
-      return
-    }
-    createToast(value.message, value.type, value.timeout)
-    notificationStore.set()
-  })
-
-  onDestroy(unsubscribe)
-
-  function removeNotification(id) {
-    notifications = notifications.filter(t => t.id != id)
-  }
-</script>
-
-<ul class="notifications">
-  {#each notifications as toast (toast.id)}
-    <li class="toast" style="background: {toast.background};" out:fade>
-      <div class="content">{toast.msg}</div>
-    </li>
-  {/each}
-</ul>
-
-<style>
-  :global(.notifications) {
-    width: 40vw;
-    list-style: none;
-    position: fixed;
-    top: 0;
-    left: 0;
-    right: 0;
-    margin-left: auto;
-    margin-right: auto;
-    padding: 0;
-    z-index: 9999;
-  }
-
-  :global(.notifications) > .toast {
-    position: relative;
-    margin: 10px;
-    min-width: 40vw;
-    position: relative;
-    animation: animate-in 350ms forwards;
-    color: #fff;
-  }
-
-  :global(.notifications) > .toast > .content {
-    padding: 10px;
-    display: block;
-    font-weight: 500;
-  }
-
-  :global(.notifications) > .toast:before,
-  :global(.notifications) > .toast:after {
-    content: "";
-    position: absolute;
-    z-index: -1;
-    top: 50%;
-    bottom: 0;
-    left: 10px;
-    right: 10px;
-    border-radius: 100px / 10px;
-  }
-
-  :global(.notifications) > .toast:after {
-    right: 10px;
-    left: auto;
-    transform: skew(8deg) rotate(3deg);
-  }
-
-  @keyframes animate-in {
-    0% {
-      width: 0;
-      opacity: 0;
-      transform: scale(1.15) translateY(20px);
-    }
-    100% {
-      width: 40vw;
-      opacity: 1;
-      transform: scale(1) translateY(0);
-    }
-  }
-</style>
diff --git a/packages/builder/src/components/common/Notification/NotificationDisplay.svelte b/packages/builder/src/components/common/Notification/NotificationDisplay.svelte
new file mode 100644
index 0000000000..cfd39ad068
--- /dev/null
+++ b/packages/builder/src/components/common/Notification/NotificationDisplay.svelte
@@ -0,0 +1,61 @@
+<script>
+  import { notificationStore } from "builderStore/store/notifications"
+  import { onMount, onDestroy } from "svelte"
+  import { fade } from "svelte/transition"
+
+  export let themes = {
+    danger: "#E26D69",
+    success: "#84C991",
+    warning: "#f0ad4e",
+    info: "#5bc0de",
+    default: "#aaaaaa",
+  }
+
+  export let timeout = 3000
+
+  $: if ($notificationStore.notifications.length) {
+    setTimeout(() => {
+      notificationStore.update(state => {
+        state.notifications.shift();
+        state.notifications = state.notifications
+        return state;
+      })
+    }, timeout)
+  } 
+</script>
+
+<ul class="notifications">
+  {#each $notificationStore.notifications as notification (notification.id)}
+    <li class="toast" style="background: {themes[notification.type]};" transition:fade>
+      <div class="content">{notification.message}</div>
+      {#if notification.icon}
+        <i class={notification.icon} />
+      {/if}
+    </li>
+  {/each}
+</ul>
+
+<style>
+  .notifications {
+    width: 40vw;
+    list-style: none;
+    position: fixed;
+    top: 0;
+    left: 0;
+    right: 0;
+    margin-left: auto;
+    margin-right: auto;
+    padding: 0;
+    z-index: 9999;
+  }
+
+  .toast {
+    margin-bottom: 10px;
+  }
+
+  .content {
+    padding: 10px;
+    display: block;
+    font-weight: 500;
+  }
+</style>