Add first version of image upload component

app/account/ImageUploader.tsx

@@ -0,0 +1,145 @@
+import { useRef, useState, type FormEvent } from "react";
+
+import { type PutBlobResult } from "@vercel/blob";
+import clsx from "clsx";
+
+import { FormError } from "~/components/form/FormError";
+import { defaultAvatarUrl } from "~/src/utils";
+
+type Props = {
+  setAvatarImage: (url: string) => void;
+  avatarImage: string;
+  onAvatarChange: (url: string) => void;
+};
+
+export const ImageUploader = ({
+  setAvatarImage,
+  avatarImage,
+  onAvatarChange,
+}: Props) => {
+  const inputFileRef = useRef<HTMLInputElement>(null);
+  const [uploading, setUploading] = useState(false);
+  const [errorMessage, setErrorMessage] = useState("");
+  const [pendingChanges, setPendingChanges] = useState(false);
+
+  const clearInputFile = () => {
+    if (inputFileRef.current) {
+      inputFileRef.current.value = "";
+    }
+  };
+
+  const handleProblematicFile = (message: string) => {
+    setErrorMessage(message);
+    clearInputFile();
+    setAvatarImage(defaultAvatarUrl);
+    setPendingChanges(false);
+  };
+
+  const onSubmit = async (event: FormEvent<HTMLFormElement>) => {
+    event.preventDefault();
+
+    if (!inputFileRef.current?.files) {
+      setErrorMessage("Není vybraný soubor");
+      throw new Error("No file selected");
+    }
+
+    const file = inputFileRef.current.files[0];
+    setUploading(true);
+    setPendingChanges(true);
+    const response = await fetch(
+      `/account/profile-picture?filename=${file.name}`,
+      {
+        method: "POST",
+        body: file,
+      },
+    );
+
+    if (response.ok) {
+      const newBlob = (await response.json()) as PutBlobResult;
+      clearInputFile();
+      onAvatarChange(newBlob.url);
+    } else {
+      setErrorMessage("Něco se nepovedlo, zkus to znovu");
+    }
+    setUploading(false);
+    setPendingChanges(false);
+  };
+
+  const onUpload = () => {
+    setErrorMessage("");
+    setPendingChanges(true);
+    if (!inputFileRef.current?.files) {
+      setErrorMessage("Není vybraný soubor");
+      throw new Error("No file selected");
+    }
+
+    const file = inputFileRef.current.files[0];
+
+    if (file.size > 4500000) {
+      handleProblematicFile("Soubor musí být menší než 4.5 MB");
+      return;
+    }
+    if (!file.type.startsWith("image/")) {
+      handleProblematicFile("Soubor musí mít formát obrázku");
+      return;
+    }
+    const fileReader = new FileReader();
+    fileReader.onload = (e) => {
+      if (e.target && typeof e.target.result === "string") {
+        setAvatarImage(e.target.result);
+      } else {
+        setErrorMessage("Něco se nepovedlo, zkus to znovu");
+        throw new Error("FileReader result is not a string");
+      }
+    };
+    fileReader.readAsDataURL(file);
+  };
+
+  const onDelete = async () => {
+    clearInputFile();
+    setAvatarImage(defaultAvatarUrl);
+    onAvatarChange(defaultAvatarUrl);
+  };
+
+  return (
+    <div>
+      <form onSubmit={onSubmit} className="flex flex-col gap-7">
+        <input
+          className="max-w-prose"
+          name="file"
+          ref={inputFileRef}
+          type="file"
+          required
+          onChange={onUpload}
+        />
+        {errorMessage && (
+          <div className="py-1">
+            <FormError error={errorMessage} />
+          </div>
+        )}
+        <div className="flex gap-2">
+          <button
+            type="submit"
+            className={clsx(
+              uploading || !pendingChanges ? "btn-disabled" : "btn-primary",
+            )}
+            disabled={uploading}
+          >
+            Uložit fotku
+          </button>
+          <button
+            className={clsx(
+              uploading || avatarImage === defaultAvatarUrl
+                ? "btn-disabled"
+                : "btn-inverted",
+            )}
+            onClick={onDelete}
+            disabled={uploading}
+          >
+            Smazat fotku
+          </button>
+        </div>
+      </form>
+    </div>
+  );
+};

app/account/UserProfileTab.tsx

@@ -5,6 +5,7 @@ import {
   type HTMLInputTypeAttribute,
   type InputHTMLAttributes,
 } from "react";
+import Image from "next/image";
 import Link from "next/link";
 
 import clsx from "clsx";
@@ -19,7 +20,9 @@ import { SkillSelect } from "~/components/profile/SkillSelect";
 import { type UserProfile } from "~/src/data/user-profile";
 import { setFlag } from "~/src/flags";
 import { absolute, Route } from "~/src/routing";
-import { looksLikeEmailAdress } from "~/src/utils";
+import { defaultAvatarUrl, looksLikeEmailAdress } from "~/src/utils";
+
+import { ImageUploader } from "./ImageUploader";
 
 type SectionProps = {
   model?: UserProfile;
@@ -50,6 +53,13 @@ export const UserProfileTab = () => {
 };
 
 const BasicInfoSection = ({ model, updating, onChange }: SectionProps) => {
+  const [profilePictureUrl, setProfilePictureUrl] = useState<
+    string | undefined
+  >();
+  useEffect(() => {
+    setProfilePictureUrl(model?.profilePictureUrl);
+  }, [model]);
+
   return (
     <section className="flex max-w-prose flex-col gap-7">
       <h2 className="typo-title2">Základní informace</h2>
@@ -94,6 +104,28 @@ const BasicInfoSection = ({ model, updating, onChange }: SectionProps) => {
         onSave={(name) => onChange({ ...model!, name })}
       />
 
+      <div className="flex flex-col gap-2">
+        <label htmlFor="avatarImage" className="block">
+          Profilová fotka:
+        </label>
+        <Image
+          src={profilePictureUrl ?? defaultAvatarUrl}
+          className="h-[100px] w-[100px] rounded-full bg-gray object-cover shadow"
+          alt="Profilová foto"
+          width={100}
+          height={100}
+        />
+        <div className="space-y-2">
+          <ImageUploader
+            setAvatarImage={setProfilePictureUrl}
+            avatarImage={profilePictureUrl ?? defaultAvatarUrl}
+            onAvatarChange={(url: string) => {
+              onChange({ ...model!, profilePictureUrl: url });
+            }}
+          />
+        </div>
+      </div>
+
       <InputWithSaveButton
         id="contactMail"
         type="email"

app/account/me/route.ts

@@ -92,6 +92,7 @@ export async function PATCH(request: NextRequest) {
       maxSeniority,
       occupation,
       organizationName,
+      profilePictureUrl,
       profileUrl,
     } = await request.json();
     await updateUserProfile(profile.id, {
@@ -100,6 +101,7 @@ export async function PATCH(request: NextRequest) {
       privacyFlags,
       contactEmail,
       availableInDistricts,
+      profilePictureUrl,
       bio,
       tags,
       maxSeniority,

next.config.js

@@ -31,6 +31,10 @@ module.exports = withAxiom({
         protocol: "https",
         hostname: "secure.gravatar.com",
       },
+      {
+        protocol: "https",
+        hostname: "bbp30zne50ll9cz3.public.blob.vercel-storage.com",
+      },
     ],
   },
   async redirects() {