feat: reverse shares (#86)

* add first concept

* add reverse share funcionality to frontend

* allow creator to limit share expiration

* moved reverse share in seperate module

* add table to manage reverse shares

* delete complete share if reverse share was deleted

* optimize function names

* add db migration

* enable reverse share email notifications

* fix config variable descriptions

* fix migration for new installations

frontend/src/components/admin/configuration/AdminConfigTable.tsx

@@ -100,7 +100,7 @@ const AdminConfigTable = () => {
                   <Space h="lg" />
                 </>
               ))}
-              {category == "email" && (
+              {category == "smtp" && (
                 <Group position="right">
                   <TestEmailButton />
                 </Group>

frontend/src/components/navBar/ActionAvatar.tsx

@@ -1,6 +1,6 @@
 import { ActionIcon, Avatar, Menu } from "@mantine/core";
 import Link from "next/link";
-import { TbDoorExit, TbLink, TbSettings, TbUser } from "react-icons/tb";
+import { TbDoorExit, TbSettings, TbUser } from "react-icons/tb";
 import useUser from "../../hooks/user.hook";
 import authService from "../../services/auth.service";
 
@@ -11,17 +11,10 @@ const ActionAvatar = () => {
     <Menu position="bottom-start" withinPortal>
       <Menu.Target>
         <ActionIcon>
-          <Avatar size={28} radius="xl" />
+          <Avatar size={28} />
         </ActionIcon>
       </Menu.Target>
       <Menu.Dropdown>
-        <Menu.Item
-          component={Link}
-          href="/account/shares"
-          icon={<TbLink size={14} />}
-        >
-          My shares
-        </Menu.Item>
         <Menu.Item component={Link} href="/account" icon={<TbUser size={14} />}>
           My account
         </Menu.Item>

frontend/src/components/navBar/NavBar.tsx

@@ -1,4 +1,5 @@
 import {
+  ActionIcon,
   Box,
   Burger,
   Container,
@@ -13,10 +14,12 @@ import {
 import { useDisclosure } from "@mantine/hooks";
 import Link from "next/link";
 import { ReactNode, useEffect, useState } from "react";
+import { TbPlus } from "react-icons/tb";
 import useConfig from "../../hooks/config.hook";
 import useUser from "../../hooks/user.hook";
 import Logo from "../Logo";
 import ActionAvatar from "./ActionAvatar";
+import NavbarShareMenu from "./NavbarShareMenu";
 
 const HEADER_HEIGHT = 60;
 
@@ -117,6 +120,9 @@ const NavBar = () => {
       link: "/upload",
       label: "Upload",
     },
+    {
+      component: <NavbarShareMenu />,
+    },
     {
       component: <ActionAvatar />,
     },

frontend/src/components/navBar/NavbarShareMenu.tsx

@@ -0,0 +1,29 @@
+import { ActionIcon, Menu } from "@mantine/core";
+import Link from "next/link";
+import { TbArrowLoopLeft, TbLink } from "react-icons/tb";
+
+const NavbarShareMneu = () => {
+  return (
+    <Menu position="bottom-start" withinPortal>
+      <Menu.Target>
+        <ActionIcon>
+          <TbLink />
+        </ActionIcon>
+      </Menu.Target>
+      <Menu.Dropdown>
+        <Menu.Item component={Link} href="/account/shares" icon={<TbLink />}>
+          My shares
+        </Menu.Item>
+        <Menu.Item
+          component={Link}
+          href="/account/reverseShares"
+          icon={<TbArrowLoopLeft />}
+        >
+          Reverse shares
+        </Menu.Item>
+      </Menu.Dropdown>
+    </Menu>
+  );
+};
+
+export default NavbarShareMneu;

frontend/src/components/share/FileList.tsx

@@ -2,7 +2,7 @@ import { ActionIcon, Loader, Skeleton, Table } from "@mantine/core";
 import { TbCircleCheck, TbDownload } from "react-icons/tb";
 import shareService from "../../services/share.service";
 
-import { byteStringToHumanSizeString } from "../../utils/math/byteStringToHumanSizeString.util";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";
 
 const FileList = ({
   files,
@@ -28,7 +28,7 @@ const FileList = ({
           : files!.map((file) => (
               <tr key={file.name}>
                 <td>{file.name}</td>
-                <td>{byteStringToHumanSizeString(file.size)}</td>
+                <td>{byteToHumanSizeString(file.size)}</td>
                 <td>
                   {file.uploadingState ? (
                     file.uploadingState != "finished" ? (

frontend/src/components/share/FileSizeInput.tsx

@@ -0,0 +1,62 @@
+import { Col, Grid, NumberInput, Select } from "@mantine/core";
+import { useEffect, useState } from "react";
+import {
+  byteToUnitAndSize,
+  unitAndSizeToByte,
+} from "../../utils/fileSize.util";
+
+const FileSizeInput = ({
+  label,
+  value,
+  onChange,
+}: {
+  label: string;
+  value: number;
+  onChange: (number: number) => void;
+}) => {
+  const [unit, setUnit] = useState("MB");
+  const [size, setSize] = useState(100);
+
+  useEffect(() => {
+    const { unit, size } = byteToUnitAndSize(value);
+    setUnit(unit);
+    setSize(size);
+  }, [value]);
+
+  return (
+    <Grid align="flex-end">
+      <Col xs={6}>
+        <NumberInput
+          min={1}
+          max={99999}
+          precision={0}
+          variant="filled"
+          label={label}
+          value={size}
+          onChange={(value) => {
+            setSize(value!);
+            onChange(unitAndSizeToByte(unit, value!));
+          }}
+        />
+      </Col>
+      <Col xs={6}>
+        <Select
+          data={[
+            { label: "B", value: "B" },
+            { label: "KB", value: "KB" },
+            { label: "MB", value: "MB" },
+            { label: "GB", value: "GB" },
+            { label: "TB", value: "TB" },
+          ]}
+          value={unit}
+          onChange={(value) => {
+            setUnit(value!);
+            onChange(unitAndSizeToByte(value!, size));
+          }}
+        />
+      </Col>
+    </Grid>
+  );
+};
+
+export default FileSizeInput;

frontend/src/components/share/modals/showCompletedReverseShareModal.tsx

@@ -0,0 +1,68 @@
+import { ActionIcon, Button, Stack, TextInput, Title } from "@mantine/core";
+import { useClipboard } from "@mantine/hooks";
+import { useModals } from "@mantine/modals";
+import { ModalsContextProps } from "@mantine/modals/lib/context";
+import { TbCopy } from "react-icons/tb";
+import toast from "../../../utils/toast.util";
+
+const showCompletedReverseShareModal = (
+  modals: ModalsContextProps,
+  link: string,
+  getReverseShares: () => void
+) => {
+  return modals.openModal({
+    closeOnClickOutside: false,
+    withCloseButton: false,
+    closeOnEscape: false,
+    title: (
+      <Stack align="stretch" spacing={0}>
+        <Title order={4}>Reverse share link</Title>
+      </Stack>
+    ),
+    children: <Body link={link} getReverseShares={getReverseShares} />,
+  });
+};
+
+const Body = ({
+  link,
+  getReverseShares,
+}: {
+  link: string;
+  getReverseShares: () => void;
+}) => {
+  const clipboard = useClipboard({ timeout: 500 });
+  const modals = useModals();
+
+  return (
+    <Stack align="stretch">
+      <TextInput
+        readOnly
+        variant="filled"
+        value={link}
+        rightSection={
+          window.isSecureContext && (
+            <ActionIcon
+              onClick={() => {
+                clipboard.copy(link);
+                toast.success("Your link was copied to the keyboard.");
+              }}
+            >
+              <TbCopy />
+            </ActionIcon>
+          )
+        }
+      />
+
+      <Button
+        onClick={() => {
+          modals.closeAll();
+          getReverseShares();
+        }}
+      >
+        Done
+      </Button>
+    </Stack>
+  );
+};
+
+export default showCompletedReverseShareModal;

frontend/src/components/share/modals/showCreateReverseShareModal.tsx

@@ -0,0 +1,156 @@
+import {
+  Button,
+  Col,
+  Grid,
+  Group,
+  NumberInput,
+  Select,
+  Stack,
+  Switch,
+  Text,
+  Title,
+} from "@mantine/core";
+import { useForm } from "@mantine/form";
+import { useModals } from "@mantine/modals";
+import { ModalsContextProps } from "@mantine/modals/lib/context";
+import shareService from "../../../services/share.service";
+import { getExpirationPreview } from "../../../utils/date.util";
+import toast from "../../../utils/toast.util";
+import FileSizeInput from "../FileSizeInput";
+import showCompletedReverseShareModal from "./showCompletedReverseShareModal";
+
+const showCreateReverseShareModal = (
+  modals: ModalsContextProps,
+  showSendEmailNotificationOption: boolean,
+  getReverseShares: () => void
+) => {
+  return modals.openModal({
+    title: <Title order={4}>Create reverse share</Title>,
+    children: (
+      <Body
+        showSendEmailNotificationOption={showSendEmailNotificationOption}
+        getReverseShares={getReverseShares}
+      />
+    ),
+  });
+};
+
+const Body = ({
+  getReverseShares,
+  showSendEmailNotificationOption,
+}: {
+  getReverseShares: () => void;
+  showSendEmailNotificationOption: boolean;
+}) => {
+  const modals = useModals();
+
+  const form = useForm({
+    initialValues: {
+      maxShareSize: 104857600,
+      sendEmailNotification: false,
+      expiration_num: 1,
+      expiration_unit: "-days",
+    },
+  });
+  return (
+    <Group>
+      <form
+        onSubmit={form.onSubmit(async (values) => {
+          shareService
+            .createReverseShare(
+              values.expiration_num + values.expiration_unit,
+              values.maxShareSize,
+              values.sendEmailNotification
+            )
+            .then(({ link }) => {
+              modals.closeAll();
+              showCompletedReverseShareModal(modals, link, getReverseShares);
+            })
+            .catch(toast.axiosError);
+        })}
+      >
+        <Stack align="stretch">
+          <div>
+            <Grid align={form.errors.link ? "center" : "flex-end"}>
+              <Col xs={6}>
+                <NumberInput
+                  min={1}
+                  max={99999}
+                  precision={0}
+                  variant="filled"
+                  label="Share expiration"
+                  {...form.getInputProps("expiration_num")}
+                />
+              </Col>
+              <Col xs={6}>
+                <Select
+                  {...form.getInputProps("expiration_unit")}
+                  data={[
+                    // Set the label to singular if the number is 1, else plural
+                    {
+                      value: "-minutes",
+                      label:
+                        "Minute" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-hours",
+                      label:
+                        "Hour" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-days",
+                      label:
+                        "Day" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-weeks",
+                      label:
+                        "Week" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                    {
+                      value: "-months",
+                      label:
+                        "Month" + (form.values.expiration_num == 1 ? "" : "s"),
+                    },
+                  ]}
+                />
+              </Col>
+            </Grid>
+            <Text
+              mt="sm"
+              italic
+              size="xs"
+              sx={(theme) => ({
+                color: theme.colors.gray[6],
+              })}
+            >
+              {getExpirationPreview("reverse share", form)}
+            </Text>
+          </div>
+          <FileSizeInput
+            label="Max share size"
+            value={form.values.maxShareSize}
+            onChange={(number) => form.setFieldValue("maxShareSize", number)}
+          />
+          {showSendEmailNotificationOption && (
+            <Switch
+              mt="xs"
+              labelPosition="left"
+              label="Send email notification"
+              description="Send an email notification when a share is created with this reverse share link"
+              {...form.getInputProps("sendEmailNotification", {
+                type: "checkbox",
+              })}
+            />
+          )}
+
+          <Button mt="md" type="submit">
+            Create
+          </Button>
+        </Stack>
+      </form>
+    </Group>
+  );
+};
+
+export default showCreateReverseShareModal;

frontend/src/components/upload/Dropzone.tsx

@@ -4,7 +4,7 @@ import { Dispatch, ForwardedRef, SetStateAction, useRef } from "react";
 import { TbCloudUpload, TbUpload } from "react-icons/tb";
 import useConfig from "../../hooks/config.hook";
 import { FileUpload } from "../../types/File.type";
-import { byteStringToHumanSizeString } from "../../utils/math/byteStringToHumanSizeString.util";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";
 import toast from "../../utils/toast.util";
 
 const useStyles = createStyles((theme) => ({
@@ -33,10 +33,12 @@ const useStyles = createStyles((theme) => ({
 
 const Dropzone = ({
   isUploading,
+  maxShareSize,
   files,
   setFiles,
 }: {
   isUploading: boolean;
+  maxShareSize: number;
   files: FileUpload[];
   setFiles: Dispatch<SetStateAction<FileUpload[]>>;
 }) => {
@@ -58,10 +60,10 @@ const Dropzone = ({
             0
           );
 
-          if (fileSizeSum > config.get("MAX_SHARE_SIZE")) {
+          if (fileSizeSum > maxShareSize) {
             toast.error(
-              `Your files exceed the maximum share size of ${byteStringToHumanSizeString(
-                config.get("MAX_SHARE_SIZE")
+              `Your files exceed the maximum share size of ${byteToHumanSizeString(
+                maxShareSize
               )}.`
             );
           } else {
@@ -84,9 +86,8 @@ const Dropzone = ({
           </Text>
           <Text align="center" size="sm" mt="xs" color="dimmed">
             Drag&apos;n&apos;drop files here to start your share. We can accept
-            only files that are less than{" "}
-            {byteStringToHumanSizeString(config.get("MAX_SHARE_SIZE"))} in
-            total.
+            only files that are less than {byteToHumanSizeString(maxShareSize)}{" "}
+            in total.
           </Text>
         </div>
       </MantineDropzone>

frontend/src/components/upload/ExpirationPreview.tsx

@@ -1,19 +0,0 @@
-import moment from "moment";
-
-const ExpirationPreview = ({ form }: { form: any }) => {
-  const value = form.values.never_expires
-    ? "never"
-    : form.values.expiration_num + form.values.expiration_unit;
-  if (value === "never") return "This share will never expire.";
-
-  const expirationDate = moment()
-    .add(
-      value.split("-")[0],
-      value.split("-")[1] as moment.unitOfTime.DurationConstructor
-    )
-    .toDate();
-
-  return `This share will expire on ${moment(expirationDate).format("LLL")}`;
-};
-
-export default ExpirationPreview;

frontend/src/components/upload/FileList.tsx

@@ -2,7 +2,7 @@ import { ActionIcon, Table } from "@mantine/core";
 import { Dispatch, SetStateAction } from "react";
 import { TbTrash } from "react-icons/tb";
 import { FileUpload } from "../../types/File.type";
-import { byteStringToHumanSizeString } from "../../utils/math/byteStringToHumanSizeString.util";
+import { byteToHumanSizeString } from "../../utils/fileSize.util";
 import UploadProgressIndicator from "./UploadProgressIndicator";
 
 const FileList = ({
@@ -19,7 +19,7 @@ const FileList = ({
   const rows = files.map((file, i) => (
     <tr key={i}>
       <td>{file.name}</td>
-      <td>{byteStringToHumanSizeString(file.size.toString())}</td>
+      <td>{byteToHumanSizeString(file.size)}</td>
       <td>
         {file.uploadingProgress == 0 ? (
           <ActionIcon

frontend/src/components/upload/modals/showCreateUploadModal.tsx

@@ -5,7 +5,6 @@ import {
   Checkbox,
   Col,
   Grid,
-  Group,
   MultiSelect,
   NumberInput,
   PasswordInput,
@@ -24,12 +23,13 @@ import { TbAlertCircle } from "react-icons/tb";
 import * as yup from "yup";
 import shareService from "../../../services/share.service";
 import { CreateShare } from "../../../types/share.type";
-import ExpirationPreview from "../ExpirationPreview";
+import { getExpirationPreview } from "../../../utils/date.util";
 
 const showCreateUploadModal = (
   modals: ModalsContextProps,
   options: {
     isUserSignedIn: boolean;
+    isReverseShare: boolean;
     appUrl: string;
     allowUnauthenticatedShares: boolean;
     enableEmailRecepients: boolean;
@@ -54,6 +54,7 @@ const CreateUploadModalBody = ({
   uploadCallback: (createShare: CreateShare) => void;
   options: {
     isUserSignedIn: boolean;
+    isReverseShare: boolean;
     appUrl: string;
     allowUnauthenticatedShares: boolean;
     enableEmailRecepients: boolean;
@@ -89,7 +90,7 @@ const CreateUploadModalBody = ({
     validate: yupResolver(validationSchema),
   });
   return (
-    <Group>
+    <>
       {showNotSignedInAlert && !options.isUserSignedIn && (
         <Alert
           withCloseButton
@@ -161,72 +162,78 @@ const CreateUploadModalBody = ({
             {options.appUrl}/share/
             {form.values.link == "" ? "myAwesomeShare" : form.values.link}
           </Text>
-          <Grid align={form.errors.link ? "center" : "flex-end"}>
-            <Col xs={6}>
-              <NumberInput
-                min={1}
-                max={99999}
-                precision={0}
-                variant="filled"
-                label="Expiration"
-                placeholder="n"
-                disabled={form.values.never_expires}
-                {...form.getInputProps("expiration_num")}
+          {!options.isReverseShare && (
+            <>
+              <Grid align={form.errors.link ? "center" : "flex-end"}>
+                <Col xs={6}>
+                  <NumberInput
+                    min={1}
+                    max={99999}
+                    precision={0}
+                    variant="filled"
+                    label="Expiration"
+                    placeholder="n"
+                    disabled={form.values.never_expires}
+                    {...form.getInputProps("expiration_num")}
+                  />
+                </Col>
+                <Col xs={6}>
+                  <Select
+                    disabled={form.values.never_expires}
+                    {...form.getInputProps("expiration_unit")}
+                    data={[
+                      // Set the label to singular if the number is 1, else plural
+                      {
+                        value: "-minutes",
+                        label:
+                          "Minute" +
+                          (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-hours",
+                        label:
+                          "Hour" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-days",
+                        label:
+                          "Day" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-weeks",
+                        label:
+                          "Week" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-months",
+                        label:
+                          "Month" +
+                          (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                      {
+                        value: "-years",
+                        label:
+                          "Year" + (form.values.expiration_num == 1 ? "" : "s"),
+                      },
+                    ]}
+                  />
+                </Col>
+              </Grid>
+              <Checkbox
+                label="Never Expires"
+                {...form.getInputProps("never_expires")}
               />
-            </Col>
-            <Col xs={6}>
-              <Select
-                disabled={form.values.never_expires}
-                {...form.getInputProps("expiration_unit")}
-                data={[
-                  // Set the label to singular if the number is 1, else plural
-                  {
-                    value: "-minutes",
-                    label:
-                      "Minute" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-hours",
-                    label:
-                      "Hour" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-days",
-                    label: "Day" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-weeks",
-                    label:
-                      "Week" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-months",
-                    label:
-                      "Month" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                  {
-                    value: "-years",
-                    label:
-                      "Year" + (form.values.expiration_num == 1 ? "" : "s"),
-                  },
-                ]}
-              />
-            </Col>
-          </Grid>
-          <Checkbox
-            label="Never Expires"
-            {...form.getInputProps("never_expires")}
-          />
-          {/* Preview expiration date text */}
-          <Text
-            italic
-            size="xs"
-            sx={(theme) => ({
-              color: theme.colors.gray[6],
-            })}
-          >
-            {ExpirationPreview({ form })}
-          </Text>
+              <Text
+                italic
+                size="xs"
+                sx={(theme) => ({
+                  color: theme.colors.gray[6],
+                })}
+              >
+                {getExpirationPreview("share", form)}
+              </Text>
+            </>
+          )}
           <Accordion>
             <Accordion.Item value="description" sx={{ borderBottom: "none" }}>
               <Accordion.Control>Description</Accordion.Control>
@@ -296,7 +303,7 @@ const CreateUploadModalBody = ({
           <Button type="submit">Share</Button>
         </Stack>
       </form>
-    </Group>
+    </>
   );
 };