From c20d07a8327ccb4c4d0513a6f5583982726c2572 Mon Sep 17 00:00:00 2001
From: blessyou <370732889@qq.com>
Date: Fri, 9 Jul 2021 12:05:09 +0800
Subject: [PATCH] feat: add close

---
 src/components/common/Message/index.vue   | 63 ++++++++++++++----
 src/components/common/Message/instance.ts | 80 ++++++++++++++++++++---
 src/components/common/Message/type.ts     |  6 ++
 src/views/home/index.vue                  | 11 ++--
 4 files changed, 135 insertions(+), 25 deletions(-)

diff --git a/src/components/common/Message/index.vue b/src/components/common/Message/index.vue
index 9d50d34..056b6af 100644
--- a/src/components/common/Message/index.vue
+++ b/src/components/common/Message/index.vue
@@ -1,6 +1,14 @@
 <template>
-    <transition name="message-fade">
-        <div v-show="visible" :class="['message-box', `message-box--${type}`]">
+    <transition
+        name="message-fade"
+        @before-leave="beforeLeave"
+        @after-leave="destroy"
+    >
+        <div
+            v-show="visible"
+            :class="['message-box', `message-box--${type}`]"
+            :style="computedStyle"
+        >
             <slot>
                 <p v-if="!isHTML" class="message-content">
                     {{ $props.content }}
@@ -16,11 +24,14 @@ import {
     onMounted,
     onBeforeUnmount,
     defineProps,
-    getCurrentInstance,
+    computed,
+    defineEmit,
 } from "vue";
 // 是否可见
 const visible = ref(false);
 
+const emit = defineEmit(["destroy"]);
+const destroy = () => emit("destroy");
 const props = defineProps({
     /**
      * 弹窗警告类型
@@ -47,7 +58,7 @@ const props = defineProps({
      */
     duration: {
         type: Number,
-        default: 30, // 秒
+        default: 3, // 秒
         validator: (v: number) => {
             return +v > 0;
         },
@@ -55,7 +66,23 @@ const props = defineProps({
     /**
      * 弹窗关闭时的调用
      */
-    onClose: Function,
+    onClose: {
+        type: Function,
+        require: true,
+        default: () => {},
+    },
+    /**
+     * zIndex
+     */
+    offset: { type: Number, default: 20 },
+    zIndex: { type: Number, default: 0 },
+    /**
+     * 标识id
+     */
+    id: {
+        type: String,
+        require: true,
+    },
 });
 
 // 开启弹窗
@@ -68,14 +95,22 @@ const onOpen = () => {
     }, props.duration * 1000);
 };
 
+const beforeLeave = () => {
+    props.onClose();
+};
+
+const computedStyle = computed(() => {
+    return {
+        top: `${props.offset}px`,
+        zIndex: props.zIndex,
+    };
+});
+
 onMounted(() => {
     onOpen();
-    console.log("message box onMounted", getCurrentInstance());
+    console.log("message box onMounted");
 });
 onBeforeUnmount(() => {
-    if (typeof props.onClose === "function") {
-        props.onClose();
-    }
     console.log("message box onUnmounted");
 });
 </script>
@@ -84,13 +119,19 @@ onBeforeUnmount(() => {
 .message-box {
     position: fixed;
     left: 50%;
-    top: 20px;
     transform: translateX(-50%);
     transition: opacity 0.3s, transform 0.4s, top 0.4s;
     overflow: hidden;
     display: flex;
     align-items: center;
-    background: #909399;
+    background: #edf2fc;
+    padding: 15px 15px 15px 20px;
+    min-width: 280px;
+    font-size: 16px;
+    color: #606266;
+    border: 1px solid #ebeef5;
+    border-radius: 4px;
+    overflow: hidden;
 }
 
 p {
diff --git a/src/components/common/Message/instance.ts b/src/components/common/Message/instance.ts
index b70a954..14d25ce 100644
--- a/src/components/common/Message/instance.ts
+++ b/src/components/common/Message/instance.ts
@@ -1,18 +1,55 @@
 import { createVNode, render } from "vue";
 import Ins from "./index.vue";
-import type { MessageInstance, Options } from "./type";
-const Message: MessageInstance = (opt?: Options) => {
-    const cfg = opt || {};
-    const ContainerClassName = "happy__message";
-    const c = document.querySelector(`.${ContainerClassName}`);
-    if (c) {
-        document.body.removeChild(c);
+import type { InstanceQueqe, MessageInstance, Options } from "./type";
+
+const isServer = typeof window === "undefined";
+
+const Queqe: InstanceQueqe = [];
+let seed = 5201414;
+const Message: MessageInstance = (opts: Options | String) => {
+    if (isServer) return;
+    let options: Options = {
+        content: "",
+    };
+    if (typeof opts === "object") {
+        options = Object.assign(options, opts);
+    }
+    if (typeof opts === "string") {
+        if (opts.length == 0) throw new Error("不能弹出空消息框");
+        options.content == opts;
     }
-    const vm = createVNode(Ins, { ...cfg });
-    const container = document.createElement("div");
+    const id = "message_" + seed++;
+
+    const ContainerClassName = "happy__message_container_" + id;
+    let container = document.createElement("div");
     container.className = ContainerClassName;
+
+    let offset = options.offset || 20;
+    console.log("配置高度", offset);
+    Queqe.forEach(v => {
+        console.log("实例高度", v.el?.offsetHeight);
+        offset += (v.el?.offsetHeight || 0) + 16;
+    });
+    console.log(Queqe, offset);
+    offset += 16;
+    const userOnClose = options.onClose;
+    options = {
+        ...options,
+        id,
+        offset,
+        onClose: () => {
+            remove(id, userOnClose);
+        },
+    };
+    // console.log(options, Queqe);
+    const vm = createVNode(Ins, options);
+    (vm.props as any).onDestroy = () => {
+        console.log("销毁实例");
+        render(null, container);
+    };
     render(vm, container);
-    document.body.appendChild(container);
+    Queqe.push(vm);
+    document.body.appendChild(container.firstElementChild as Element);
 };
 
 Message.closeAll = () => {};
@@ -25,4 +62,27 @@ Message.info = () => {};
 
 Message.error = () => {};
 
+const remove = (id: string, userOnclose?: () => void) => {
+    const index = Queqe.findIndex(vm => {
+        const tid = vm.component?.props.id;
+        return tid == id;
+    });
+    if (index === -1) return;
+    const vm = Queqe[index];
+    if (!vm) return;
+    userOnclose?.();
+    const removedHeight = vm.el?.offsetHeight || 0;
+    Queqe.splice(index, 1);
+    const len = Queqe.length;
+    if (len < 1) return;
+    for (let i = index; i < len; i++) {
+        console.log("更改 fixed 高度 全部减去 - " + removedHeight, Queqe);
+        let top = [];
+    }
+};
+
 export default Message;
+
+export const useMessage = () => {
+    return Message;
+};
diff --git a/src/components/common/Message/type.ts b/src/components/common/Message/type.ts
index 9d681c8..7c2f257 100644
--- a/src/components/common/Message/type.ts
+++ b/src/components/common/Message/type.ts
@@ -1,3 +1,5 @@
+import type { VNode } from "vue";
+
 export type MessageType = "warn" | "error" | "success" | "info";
 
 export type MessageInstance = {
@@ -15,4 +17,8 @@ export type Options = {
     duration?: number; // 显示时长
     onClose?: () => void; // 关闭时的调用
     type?: MessageType;
+    offset?: number; // 垂直偏移
+    id?: string;
 };
+
+export type InstanceQueqe = Array<VNode>;
diff --git a/src/views/home/index.vue b/src/views/home/index.vue
index 399d8f3..ba926a0 100644
--- a/src/views/home/index.vue
+++ b/src/views/home/index.vue
@@ -39,10 +39,13 @@ const getList = (req: API.ARTICLE.GetArticleListRequest) => {
 };
 
 onMounted(async () => {
-    M({
-        content: "222",
-        type: "error",
-    });
+    setInterval(() => {
+        M({
+            content: "222",
+            type: "success",
+            onClose: () => console.log("onclose gogogog"),
+        });
+    }, 3000);
     await getList(props.query ?? {});
 });
 </script>