From b8cdc2cf725ba7979dfe5b0f4508347e4216657c Mon Sep 17 00:00:00 2001
From: Max Leiter <maxwell.leiter@gmail.com>
Date: Fri, 1 Apr 2022 22:55:27 -0700
Subject: [PATCH] client/server: add the ability to copy a post, view a posts
 parent

---
 .../badges/created-ago-badge/index.tsx        |  2 +-
 .../badges/expiration-badge/index.tsx         |  1 +
 client/components/file-dropdown/index.tsx     |  9 ++-
 client/components/new-post/index.tsx          | 48 +++++++++--
 .../components/post-list/list-item.module.css | 30 +++++++
 client/components/post-list/list-item.tsx     | 51 +++++++-----
 client/components/post-page/index.tsx         | 46 ++++++++---
 .../components/post-page/post-page.module.css | 42 +++++-----
 client/components/view-document/index.tsx     |  4 +-
 client/lib/types.d.ts                         |  1 +
 client/pages/new/from/[id].tsx                | 81 +++++++++++++++++++
 client/pages/{new.tsx => new/index.tsx}       |  2 +-
 client/tsconfig.json                          | 70 ++++++++--------
 server/migrate.js                             |  1 +
 server/src/lib/config.ts                      | 10 ++-
 server/src/lib/models/Post.ts                 |  4 +
 server/src/migrations/06_duplicate_post.ts    | 12 +++
 server/src/routes/posts.ts                    | 29 ++++++-
 18 files changed, 333 insertions(+), 110 deletions(-)
 create mode 100644 client/components/post-list/list-item.module.css
 create mode 100644 client/pages/new/from/[id].tsx
 rename client/pages/{new.tsx => new/index.tsx} (93%)
 create mode 100644 server/src/migrations/06_duplicate_post.ts

diff --git a/client/components/badges/created-ago-badge/index.tsx b/client/components/badges/created-ago-badge/index.tsx
index 88f63d07..d2f25457 100644
--- a/client/components/badges/created-ago-badge/index.tsx
+++ b/client/components/badges/created-ago-badge/index.tsx
@@ -16,7 +16,7 @@ const CreatedAgoBadge = ({ createdAt }: {
     }, [createdDate])
 
     const formattedTime = `${createdDate.toLocaleDateString()} ${createdDate.toLocaleTimeString()}`
-    return (<Badge type="secondary"> <Tooltip text={formattedTime}>Created {time}</Tooltip></Badge>)
+    return (<Badge type="secondary"> <Tooltip hideArrow text={formattedTime}>Created {time}</Tooltip></Badge>)
 }
 
 export default CreatedAgoBadge
diff --git a/client/components/badges/expiration-badge/index.tsx b/client/components/badges/expiration-badge/index.tsx
index 62655ae8..4d6a1acb 100644
--- a/client/components/badges/expiration-badge/index.tsx
+++ b/client/components/badges/expiration-badge/index.tsx
@@ -51,6 +51,7 @@ const ExpirationBadge = ({
             <Tooltip
                 text={`${expirationDate.toLocaleDateString()} ${expirationDate.toLocaleTimeString()}`}>
                 {isExpired ? "Expired" : `Expires ${timeUntilString}`}
+                hideArrow
             </Tooltip>
         </Badge>
     )
diff --git a/client/components/file-dropdown/index.tsx b/client/components/file-dropdown/index.tsx
index f0a91d6d..758d26a6 100644
--- a/client/components/file-dropdown/index.tsx
+++ b/client/components/file-dropdown/index.tsx
@@ -13,9 +13,11 @@ type Item = File & {
 }
 
 const FileDropdown = ({
-    files
+    files,
+    isMobile
 }: {
-    files: File[]
+    files: File[],
+    isMobile: boolean
 }) => {
     const [expanded, setExpanded] = useState(false)
     const [items, setItems] = useState<Item[]>([])
@@ -66,10 +68,11 @@ const FileDropdown = ({
     // a list of files with an icon and a title
     return (
         <>
-            <Button auto onClick={onOpen} className={styles.button} iconRight={<ChevronDown />}>
+            <Button auto onClick={onOpen} className={styles.button} iconRight={<ChevronDown />} style={{ textTransform: 'none' }} >
                 Jump to {files.length} {files.length === 1 ? 'file' : 'files'}
             </Button>
             <Popover
+                style={{ transform: isMobile ? "translateX(110px)" : "translateX(-75px)" }}
                 onVisibleChange={changeHandler}
                 content={content} visible={expanded} hideArrow={true} onClick={onClose} />
         </>
diff --git a/client/components/new-post/index.tsx b/client/components/new-post/index.tsx
index 679946f8..b681b664 100644
--- a/client/components/new-post/index.tsx
+++ b/client/components/new-post/index.tsx
@@ -1,32 +1,63 @@
 import { Button, useToasts, ButtonDropdown, Toggle, Input, useClickAway } from '@geist-ui/core'
 import { useRouter } from 'next/router';
-import { useCallback, useRef, useState } from 'react'
+import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import generateUUID from '@lib/generate-uuid';
 import FileDropzone from './drag-and-drop';
 import styles from './post.module.css'
 import Title from './title';
 import Cookies from 'js-cookie'
-import type { PostVisibility, Document as DocumentType } from '@lib/types';
+import type { Post as PostType, PostVisibility, Document as DocumentType } from '@lib/types';
 import PasswordModal from './password-modal';
 import getPostPath from '@lib/get-post-path';
 import EditDocumentList from '@components/edit-document-list';
 import { ChangeEvent } from 'react';
 import DatePicker from 'react-datepicker';
-const Post = () => {
+
+const Post = ({
+    initialPost,
+    newPostParent
+}: {
+    initialPost?: PostType,
+    newPostParent?: string
+}) => {
     const { setToast } = useToasts()
     const router = useRouter();
     const [title, setTitle] = useState<string>()
     const [expiresAt, setExpiresAt] = useState<Date | null>(null)
 
-    const [docs, setDocs] = useState<DocumentType[]>([{
+    const emptyDoc = useMemo(() => [{
         title: '',
         content: '',
         id: generateUUID()
-    }])
+    }], [])
+
+    const [docs, setDocs] = useState<DocumentType[]>(emptyDoc)
+
+    // the /new/from/{id} route fetches an initial post
+    useEffect(() => {
+        if (initialPost) {
+            setTitle(`Copy of ${initialPost.title}`)
+            setDocs(initialPost.files?.map(doc => ({
+                title: doc.title,
+                content: doc.content,
+                id: doc.id
+            })) || emptyDoc)
+        }
+    }, [emptyDoc, initialPost])
 
     const [passwordModalVisible, setPasswordModalVisible] = useState(false)
 
-    const sendRequest = useCallback(async (url: string, data: { expiresAt: Date | null, visibility?: PostVisibility, title?: string, files?: DocumentType[], password?: string, userId: string }) => {
+    const sendRequest = useCallback(async (url: string, data:
+        {
+            expiresAt: Date | null,
+            visibility?: PostVisibility,
+            title?: string,
+            files?: DocumentType[],
+            password?: string,
+            userId: string,
+            parentId?: string
+        }) => {
+
         const res = await fetch(url, {
             method: "POST",
             headers: {
@@ -106,9 +137,10 @@ const Post = () => {
             visibility,
             password,
             userId: Cookies.get('drift-userid') || '',
-            expiresAt
+            expiresAt,
+            parentId: newPostParent
         })
-    }, [docs, expiresAt, sendRequest, setToast, title])
+    }, [docs, expiresAt, newPostParent, sendRequest, setToast, title])
 
     const onClosePasswordModal = () => {
         setPasswordModalVisible(false)
diff --git a/client/components/post-list/list-item.module.css b/client/components/post-list/list-item.module.css
new file mode 100644
index 00000000..5c8b732c
--- /dev/null
+++ b/client/components/post-list/list-item.module.css
@@ -0,0 +1,30 @@
+.title {
+	display: flex;
+	justify-content: space-between;
+}
+
+.badges {
+	display: flex;
+	gap: var(--gap-half);
+}
+
+.buttons {
+	display: flex;
+	gap: var(--gap-half);
+}
+
+@media screen and (max-width: 700px) {
+	.badges {
+		flex-direction: column;
+		align-items: flex-start;
+	}
+
+	.badges > * {
+		width: min-content;
+	}
+
+	.title {
+		flex-direction: column;
+		gap: var(--gap);
+	}
+}
diff --git a/client/components/post-list/list-item.tsx b/client/components/post-list/list-item.tsx
index 051119ea..0ba5c841 100644
--- a/client/components/post-list/list-item.tsx
+++ b/client/components/post-list/list-item.tsx
@@ -1,49 +1,58 @@
 
 import NextLink from "next/link"
-import { useEffect, useMemo, useState } from "react"
-import { timeAgo } from "@lib/time-ago"
 import VisibilityBadge from "../badges/visibility-badge"
 import getPostPath from "@lib/get-post-path"
 import { Link, Text, Card, Tooltip, Divider, Badge, Button } from "@geist-ui/core"
 import { File, Post } from "@lib/types"
 import FadeIn from "@components/fade-in"
 import Trash from "@geist-ui/icons/trash"
-import Cookies from "js-cookie"
 import ExpirationBadge from "@components/badges/expiration-badge"
 import CreatedAgoBadge from "@components/badges/created-ago-badge"
+import Edit from "@geist-ui/icons/edit"
+import { useRouter } from "next/router"
+import Parent from '@geist-ui/icons/arrowUpCircle'
+import styles from "./list-item.module.css"
 
 // TODO: isOwner should default to false so this can be used generically
 const ListItem = ({ post, isOwner = true, deletePost }: { post: Post, isOwner?: boolean, deletePost: () => void }) => {
+    const router = useRouter()
+
+    const editACopy = () => {
+        router.push(`/new/from/${post.id}`)
+    }
 
     return (<FadeIn><li key={post.id}>
         <Card style={{ overflowY: 'scroll' }}>
             <Card.Body>
-                <Text h3 style={{
-                }}>
+                <Text h3 className={styles.title}>
                     <NextLink passHref={true} href={getPostPath(post.visibility, post.id)}>
                         <Link color marginRight={'var(--gap)'}>
                             {post.title}
                         </Link>
                     </NextLink>
-                    {isOwner && <span style={{ float: 'right' }}>
-                        <Button iconRight={<Trash />} onClick={deletePost} auto />
+                    {isOwner && <span className={styles.buttons}>
+                        {post.parent && <Tooltip text={"View parent"} hideArrow>
+                            <Button
+                                auto
+                                icon={<Parent />}
+                                onClick={() => router.push(getPostPath(post.parent!.visibility, post.parent!.id))}
+                            />
+                        </Tooltip>}
+                        <Tooltip text={"Make a copy"} hideArrow>
+                            <Button
+                                auto
+                                iconRight={<Edit />}
+                                onClick={editACopy} />
+                        </Tooltip>
+                        <Tooltip text={"Delete"} hideArrow><Button iconRight={<Trash />} onClick={deletePost} auto /></Tooltip>
                     </span>}
                 </Text>
 
-
-                <div style={{ display: 'inline-flex' }}>
-                    <span>
-                        <VisibilityBadge visibility={post.visibility} />
-                    </span>
-                    <span style={{ marginLeft: 'var(--gap)' }}>
-                        <CreatedAgoBadge createdAt={post.createdAt} />
-                    </span>
-                    <span style={{ marginLeft: 'var(--gap)' }}>
-                        <Badge type="secondary">{post.files?.length === 1 ? "1 file" : `${post.files?.length || 0} files`}</Badge>
-                    </span>
-                    <span style={{ marginLeft: 'var(--gap)' }}>
-                        <ExpirationBadge postExpirationDate={post.expiresAt} />
-                    </span>
+                <div className={styles.badges}>
+                    <VisibilityBadge visibility={post.visibility} />
+                    <CreatedAgoBadge createdAt={post.createdAt} />
+                    <Badge type="secondary">{post.files?.length === 1 ? "1 file" : `${post.files?.length || 0} files`}</Badge>
+                    <ExpirationBadge postExpirationDate={post.expiresAt} />
                 </div>
 
             </Card.Body>
diff --git a/client/components/post-page/index.tsx b/client/components/post-page/index.tsx
index 2709dbb6..c2e6fd17 100644
--- a/client/components/post-page/index.tsx
+++ b/client/components/post-page/index.tsx
@@ -9,12 +9,15 @@ import type { File, Post } from "@lib/types"
 import { Page, Button, Text, ButtonGroup, useMediaQuery } from "@geist-ui/core"
 import { useEffect, useState } from "react"
 import Archive from '@geist-ui/icons/archive'
+import Edit from '@geist-ui/icons/edit'
+import Parent from '@geist-ui/icons/arrowUpCircle'
 import FileDropdown from "@components/file-dropdown"
 import ScrollToTop from "@components/scroll-to-top"
 import { useRouter } from "next/router"
 import ExpirationBadge from "@components/badges/expiration-badge"
 import CreatedAgoBadge from "@components/badges/created-ago-badge"
 import Cookies from "js-cookie"
+import getPostPath from "@lib/get-post-path"
 
 type Props = {
     post: Post
@@ -27,6 +30,9 @@ const PostPage = ({ post }: Props) => {
     const [isExpired, setIsExpired] = useState(post.expiresAt ? new Date(post.expiresAt) < new Date() : null)
     const [isLoading, setIsLoading] = useState(true)
     useEffect(() => {
+        if (isExpired) {
+            router.push("/expired")
+        }
         const isOwner = post.users ? post.users[0].id === Cookies.get("drift-userid") : false
 
         const expirationDate = new Date(post.expiresAt ? post.expiresAt : "")
@@ -46,7 +52,7 @@ const PostPage = ({ post }: Props) => {
         return () => {
             if (interval) clearInterval(interval)
         }
-    }, [post.expiresAt, post.users, router])
+    }, [isExpired, post.expiresAt, post.users, router])
 
 
     const download = async () => {
@@ -66,6 +72,10 @@ const PostPage = ({ post }: Props) => {
         link.remove()
     }
 
+    const editACopy = () => {
+        router.push(`/new/from/${post.id}`)
+    }
+
     if (isLoading) {
         return <></>
     }
@@ -85,24 +95,34 @@ const PostPage = ({ post }: Props) => {
                 <div className={styles.header}>
                     <span className={styles.title}>
                         <Text h3>{post.title}</Text>
-                        <ButtonGroup
-                            vertical={isMobile}
-                            style={{
-                                border: "none",
-                                gap: 'var(--gap-half)',
-                                marginLeft: isMobile ? "0" : "var(--gap-half)",
-                            }}>
+                        <span className={styles.badges}>
                             <VisibilityBadge visibility={post.visibility} />
                             <CreatedAgoBadge createdAt={post.createdAt} />
                             <ExpirationBadge postExpirationDate={post.expiresAt} />
-                        </ButtonGroup>
+                        </span>
                     </span>
+
                     <span className={styles.buttons}>
-                        <ButtonGroup vertical={isMobile || !!post.expiresAt}>
-                            <Button auto onClick={download} icon={<Archive />}>
-                                Download as ZIP archive
+                        <ButtonGroup vertical={isMobile}>
+                            <Button auto onClick={download} icon={<Archive />} style={{ textTransform: 'none' }}>
+                                Download as ZIP Archive
                             </Button>
-                            <FileDropdown files={post.files || []} />
+                            <Button
+                                auto
+                                icon={<Edit />}
+                                onClick={editACopy}
+                                style={{ textTransform: 'none' }}>
+                                Edit a Copy
+                            </Button>
+                            {console.log(post)}
+                            {post.parent && <Button
+                                auto
+                                icon={<Parent />}
+                                onClick={() => router.push(getPostPath(post.parent!.visibility, post.parent!.id))}
+                            >
+                                View Parent
+                            </Button>}
+                            <FileDropdown isMobile={isMobile} files={post.files || []} />
                         </ButtonGroup>
                     </span>
                 </div>
diff --git a/client/components/post-page/post-page.module.css b/client/components/post-page/post-page.module.css
index a5137bb9..af80908b 100644
--- a/client/components/post-page/post-page.module.css
+++ b/client/components/post-page/post-page.module.css
@@ -1,51 +1,51 @@
-.header {
-	display: flex;
-	justify-content: space-between;
-	align-items: center;
-}
-
 .header .title {
 	display: flex;
-	text-align: center;
+	flex-direction: row;
 	justify-content: space-between;
 	align-items: center;
+	margin-bottom: var(--gap);
+}
+
+.header .title .badges {
+	display: flex;
+	gap: var(--gap-half);
 }
 
 .header .title h3 {
 	margin: 0;
 	padding: 0;
-}
-
-.header .title .badges > * {
-	margin-left: var(--gap);
+	display: inline-block;
 }
 
 .header .buttons {
 	display: flex;
-	justify-content: space-between;
-	align-items: flex-end;
+	justify-content: flex-end;
 }
 
 @media screen and (max-width: 900px) {
 	.header {
 		flex-direction: column;
+		gap: var(--gap);
 	}
 }
 
 @media screen and (max-width: 700px) {
 	.header .title {
 		flex-direction: column;
-		padding-bottom: var(--gap-double);
-	}
-
-	.header .title .badges > * {
-		margin-left: 0;
+		gap: var(--gap-half);
 	}
 
 	.header .title .badges {
+		flex-direction: column;
+		align-items: center;
+	}
+
+	.header .title .badges > * {
+		width: min-content;
+	}
+
+	.header .buttons {
 		display: flex;
-		flex-direction: row;
-		justify-content: space-between;
-		width: 100%;
+		justify-content: center;
 	}
 }
diff --git a/client/components/view-document/index.tsx b/client/components/view-document/index.tsx
index 37edca90..925f8e1d 100644
--- a/client/components/view-document/index.tsx
+++ b/client/components/view-document/index.tsx
@@ -22,7 +22,7 @@ type Props = {
 const DownloadButton = ({ rawLink }: { rawLink?: string }) => {
     return (<div className={styles.actionWrapper}>
         <ButtonGroup className={styles.actions}>
-            <Tooltip text="Download">
+            <Tooltip hideArrow text="Download">
                 <a href={`${rawLink}?download=true`} target="_blank" rel="noopener noreferrer">
                     <Button
                         scale={2 / 3} px={0.6}
@@ -32,7 +32,7 @@ const DownloadButton = ({ rawLink }: { rawLink?: string }) => {
                     />
                 </a>
             </Tooltip>
-            <Tooltip text="Open raw in new tab">
+            <Tooltip hideArrow text="Open raw in new tab">
                 <a href={rawLink} target="_blank" rel="noopener noreferrer">
                     <Button
                         scale={2 / 3} px={0.6}
diff --git a/client/lib/types.d.ts b/client/lib/types.d.ts
index bd58cc26..3e3006f1 100644
--- a/client/lib/types.d.ts
+++ b/client/lib/types.d.ts
@@ -24,6 +24,7 @@ export type Post = {
 	files?: Files
 	createdAt: string
 	users?: User[]
+	parent?: Pick<Post, "id" | "title" | "visibility" | "createdAt">
 	expiresAt: Date | string | null
 }
 
diff --git a/client/pages/new/from/[id].tsx b/client/pages/new/from/[id].tsx
new file mode 100644
index 00000000..fd7e6436
--- /dev/null
+++ b/client/pages/new/from/[id].tsx
@@ -0,0 +1,81 @@
+import styles from '@styles/Home.module.css'
+import NewPost from '@components/new-post'
+import Header from '@components/header'
+import PageSeo from '@components/page-seo'
+import { Page } from '@geist-ui/core'
+import Head from 'next/head'
+import { GetServerSideProps } from 'next'
+import { Post } from '@lib/types'
+import cookie from 'cookie'
+
+const NewFromExisting = ({
+    post,
+    parentId
+}: {
+    post: Post,
+    parentId: string
+}) => {
+    console.log(parentId, post)
+    return (
+        <Page className={styles.wrapper}>
+            <PageSeo title="Create a new Drift" />
+            <Head>
+                {/* TODO: solve this. */}
+                {/* eslint-disable-next-line @next/next/no-css-tags */}
+                <link rel="stylesheet" href="/css/react-datepicker.css" />
+            </Head>
+            <Page.Header>
+                <Header />
+            </Page.Header>
+
+            <Page.Content className={styles.main}>
+                <NewPost initialPost={post} newPostParent={parentId} />
+            </Page.Content>
+        </Page >
+    )
+}
+
+export const getServerSideProps: GetServerSideProps = async ({ req, params }) => {
+    const id = params?.id
+    const redirect = {
+        redirect: {
+            destination: '/new',
+            permanent: false,
+        }
+    }
+
+    if (!id) {
+        return redirect
+    }
+
+    const driftToken = cookie.parse(req.headers.cookie || '')[`drift-token`]
+
+    const post = await fetch(`${process.env.API_URL}/posts/${id}`,
+        {
+            method: "GET",
+            headers: {
+                "Content-Type": "application/json",
+                "Authorization": `Bearer ${driftToken}`,
+                "x-secret-key": process.env.SECRET_KEY || ""
+            }
+        })
+
+    if (!post.ok) {
+        return redirect
+    }
+
+    const data = await post.json()
+
+    if (!data) {
+        return redirect
+    }
+
+    return {
+        props: {
+            post: data,
+            parentId: id
+        }
+    }
+}
+
+export default NewFromExisting
diff --git a/client/pages/new.tsx b/client/pages/new/index.tsx
similarity index 93%
rename from client/pages/new.tsx
rename to client/pages/new/index.tsx
index 28cb5dc9..4e092545 100644
--- a/client/pages/new.tsx
+++ b/client/pages/new/index.tsx
@@ -8,7 +8,7 @@ import Head from 'next/head'
 const New = () => {
   return (
     <Page className={styles.wrapper}>
-      <PageSeo title="Drift - New" />
+      <PageSeo title="Create a new Drift" />
       <Head>
         {/* TODO: solve this. */}
         {/* eslint-disable-next-line @next/next/no-css-tags */}
diff --git a/client/tsconfig.json b/client/tsconfig.json
index 2088465b..a7e92973 100644
--- a/client/tsconfig.json
+++ b/client/tsconfig.json
@@ -1,37 +1,37 @@
 {
-  "compilerOptions": {
-    "plugins": [{ "name": "typescript-plugin-css-modules" }],
-    "target": "es2020",
-    "lib": ["dom", "dom.iterable", "esnext"],
-    "allowJs": true,
-    "skipLibCheck": true,
-    "strict": true,
-    "forceConsistentCasingInFileNames": true,
-    "noImplicitAny": true,
-    "strictNullChecks": true,
-    "strictFunctionTypes": true,
-    "strictBindCallApply": true,
-    "strictPropertyInitialization": true,
-    "noImplicitThis": true,
-    "alwaysStrict": true,
-    "noUnusedLocals": false,
-    "noUnusedParameters": true,
-    "noEmit": true,
-    "esModuleInterop": true,
-    "module": "esnext",
-    "moduleResolution": "node",
-    "allowSyntheticDefaultImports": true,
-    "resolveJsonModule": true,
-    "isolatedModules": true,
-    "jsx": "preserve",
-    "incremental": true,
-    "baseUrl": ".",
-    "paths": {
-      "@components/*": ["components/*"],
-      "@lib/*": ["lib/*"],
-      "@styles/*": ["styles/*"]
-    }
-  },
-  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
-  "exclude": ["node_modules"]
+	"compilerOptions": {
+		"plugins": [{ "name": "typescript-plugin-css-modules" }],
+		"target": "es2020",
+		"lib": ["dom", "dom.iterable", "esnext"],
+		"allowJs": true,
+		"skipLibCheck": true,
+		"strict": true,
+		"forceConsistentCasingInFileNames": true,
+		"noImplicitAny": true,
+		"strictNullChecks": true,
+		"strictFunctionTypes": true,
+		"strictBindCallApply": true,
+		"strictPropertyInitialization": true,
+		"noImplicitThis": true,
+		"alwaysStrict": true,
+		"noUnusedLocals": false,
+		"noUnusedParameters": true,
+		"noEmit": true,
+		"esModuleInterop": true,
+		"module": "esnext",
+		"moduleResolution": "node",
+		"allowSyntheticDefaultImports": true,
+		"resolveJsonModule": true,
+		"isolatedModules": true,
+		"jsx": "preserve",
+		"incremental": true,
+		"baseUrl": ".",
+		"paths": {
+			"@components/*": ["components/*"],
+			"@lib/*": ["lib/*"],
+			"@styles/*": ["styles/*"]
+		}
+	},
+	"include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
+	"exclude": ["node_modules"]
 }
diff --git a/server/migrate.js b/server/migrate.js
index d672d9dc..e77c9d29 100644
--- a/server/migrate.js
+++ b/server/migrate.js
@@ -1 +1,2 @@
+require("dotenv").config()
 require("./src/database").umzug.runAsCLI()
diff --git a/server/src/lib/config.ts b/server/src/lib/config.ts
index 25b80d58..0aba975d 100644
--- a/server/src/lib/config.ts
+++ b/server/src/lib/config.ts
@@ -15,14 +15,16 @@ const config = (): Config => {
 			return true
 		} else if (str === "false") {
 			return false
-		} else {
+		} else if (str) {
 			throw new Error(`Invalid boolean value: ${str}`)
+		} else {
+			return false
 		}
 	}
 
-	const throwIfUndefined = (str: string | undefined): string => {
+	const throwIfUndefined = (str: string | undefined, name: string): string => {
 		if (str === undefined) {
-			throw new Error(`Missing environment variable: ${str}`)
+			throw new Error(`Missing environment variable: ${name}`)
 		}
 		return str
 	}
@@ -47,7 +49,7 @@ const config = (): Config => {
 		is_production: process.env.NODE_ENV === "production",
 		memory_db: stringToBoolean(process.env.MEMORY_DB),
 		enable_admin: stringToBoolean(process.env.ENABLE_ADMIN),
-		secret_key: throwIfUndefined(process.env.SECRET_KEY),
+		secret_key: throwIfUndefined(process.env.SECRET_KEY, "SECRET_KEY"),
 		registration_password: process.env.REGISTRATION_PASSWORD || ""
 	}
 	return config
diff --git a/server/src/lib/models/Post.ts b/server/src/lib/models/Post.ts
index e0fc59d7..b8c03a8c 100644
--- a/server/src/lib/models/Post.ts
+++ b/server/src/lib/models/Post.ts
@@ -4,6 +4,7 @@ import {
 	CreatedAt,
 	DataType,
 	HasMany,
+	HasOne,
 	IsUUID,
 	Model,
 	PrimaryKey,
@@ -80,5 +81,8 @@ export class Post extends Model {
 	@Column
 	expiresAt?: Date
 
+	@HasOne(() => Post, { foreignKey: "parentId", constraints: false })
+	parent?: Post
+
 	// TODO: deletedBy
 }
diff --git a/server/src/migrations/06_duplicate_post.ts b/server/src/migrations/06_duplicate_post.ts
new file mode 100644
index 00000000..dd6ee0af
--- /dev/null
+++ b/server/src/migrations/06_duplicate_post.ts
@@ -0,0 +1,12 @@
+"use strict"
+import { DataTypes } from "sequelize"
+import type { Migration } from "../database"
+
+export const up: Migration = async ({ context: queryInterface }) =>
+	queryInterface.addColumn("posts", "parentId", {
+		type: DataTypes.STRING,
+		allowNull: true
+	})
+
+export const down: Migration = async ({ context: queryInterface }) =>
+	await queryInterface.removeColumn("posts", "parentId")
diff --git a/server/src/routes/posts.ts b/server/src/routes/posts.ts
index 25d0d0dc..cf926982 100644
--- a/server/src/routes/posts.ts
+++ b/server/src/routes/posts.ts
@@ -38,7 +38,8 @@ posts.post(
 			userId: Joi.string().required(),
 			password: Joi.string().optional(),
 			//  expiresAt, allow to be null
-			expiresAt: Joi.date().optional().allow(null, "")
+			expiresAt: Joi.date().optional().allow(null, ""),
+			parentId: Joi.string().optional().allow(null, "")
 		}
 	}),
 	async (req, res, next) => {
@@ -98,6 +99,22 @@ posts.post(
 					await newPost.save()
 				})
 			)
+			if (req.body.parentId) {
+				// const parentPost = await Post.findOne({
+				// 	where: { id: req.body.parentId }
+				// })
+				// if (parentPost) {
+				// 	await parentPost.$add("children", newPost.id)
+				// 	await parentPost.save()
+				// }
+				const parentPost = await Post.findByPk(req.body.parentId)
+				if (parentPost) {
+					newPost.$set("parent", req.body.parentId)
+					await newPost.save()
+				} else {
+					throw new Error("Parent post not found")
+				}
+			}
 
 			res.json(newPost)
 		} catch (e) {
@@ -135,6 +152,11 @@ posts.get("/mine", jwt, async (req: UserJwtRequest, res, next) => {
 							model: File,
 							as: "files",
 							attributes: ["id", "title", "createdAt"]
+						},
+						{
+							model: Post,
+							as: "parent",
+							attributes: ["id", "title", "visibility"]
 						}
 					],
 					attributes: ["id", "title", "visibility", "createdAt", "expiresAt"]
@@ -237,6 +259,11 @@ posts.get(
 						model: User,
 						as: "users",
 						attributes: ["id", "username"]
+					},
+					{
+						model: Post,
+						as: "parent",
+						attributes: ["id", "title", "visibility", "createdAt"]
 					}
 				],
 				attributes: [