From b80843756768399e436ac43704873beef3c97081 Mon Sep 17 00:00:00 2001
From: Sergey Yarkov <serzh.yarkov@gmail.com>
Date: Fri, 5 Aug 2022 21:45:03 +0300
Subject: [PATCH] feat: contact form submission

---
 .prettierrc.json                            |   2 +-
 src/components/Button/Button.scss           |  15 ++-
 src/components/Button/Button.tsx            |  19 +--
 src/components/ContactForm/ContactForm.scss |  37 ++++--
 src/components/ContactForm/ContactForm.tsx  | 123 +++++++++++++++++---
 src/components/ContactForm/Error.tsx        |   7 ++
 src/components/ContactForm/Submitted.tsx    |   7 ++
 src/components/ContactForm/validations.ts   |   3 +
 src/components/Spinner/Spinner.scss         |  26 +++++
 src/components/Spinner/Spinner.tsx          |  11 ++
 src/components/Spinner/index.ts             |   1 +
 src/hooks/index.ts                          |   1 +
 src/hooks/useForm.ts                        |  80 +++++++++++++
 src/i18n/en/ui.ts                           |  21 ++++
 src/i18n/ru/ui.ts                           |  21 ++++
 src/pages/404.astro                         |   2 +-
 src/pages/about.astro                       |   2 +-
 src/pages/articles.astro                    |   2 +-
 src/pages/contacts.astro                    |   2 +-
 src/pages/index.astro                       |   2 +-
 src/pages/projects.astro                    |   2 +-
 src/styles/global.scss                      |  11 +-
 src/styles/theme.scss                       |  12 +-
 src/templates/Contacts.astro                |   6 +-
 src/types/main.d.ts                         |  10 +-
 src/utils/string.ts                         |   6 +-
 src/utils/url.ts                            |   5 +
 tsconfig.json                               |   4 +-
 28 files changed, 387 insertions(+), 53 deletions(-)
 create mode 100644 src/components/ContactForm/Error.tsx
 create mode 100644 src/components/ContactForm/Submitted.tsx
 create mode 100644 src/components/ContactForm/validations.ts
 create mode 100644 src/components/Spinner/Spinner.scss
 create mode 100644 src/components/Spinner/Spinner.tsx
 create mode 100644 src/components/Spinner/index.ts
 create mode 100644 src/hooks/index.ts
 create mode 100644 src/hooks/useForm.ts
 create mode 100644 src/i18n/en/ui.ts
 create mode 100644 src/i18n/ru/ui.ts
 create mode 100644 src/utils/url.ts

diff --git a/.prettierrc.json b/.prettierrc.json
index 580d103..e7407ec 100644
--- a/.prettierrc.json
+++ b/.prettierrc.json
@@ -1,7 +1,7 @@
 {
 	"printWidth": 150,
 	"semi": true,
-	"singleQuote": true,
+	"singleQuote": false,
 	"tabWidth": 2,
 	"trailingComma": "es5",
 	"useTabs": true
diff --git a/src/components/Button/Button.scss b/src/components/Button/Button.scss
index e096d48..041b783 100644
--- a/src/components/Button/Button.scss
+++ b/src/components/Button/Button.scss
@@ -1,10 +1,13 @@
 .btn {
 	cursor: pointer;
+	display: inline-flex;
+	column-gap: 7px;
+	align-items: center;
 	font-family: var(--font-family-base);
 	font-weight: 500;
 	font-size: var(--font-size-md);
 	color: var(--font-color);
-	padding: 4px 16px;
+	padding: 5px 16px;
 	border: 1px solid var(--border-color);
 	border-radius: var(--border-radius-md);
 	background: none;
@@ -12,4 +15,14 @@
 	&:hover {
 		border: 1px solid var(--border-color-hover);
 	}
+	&[disabled] {
+		opacity: 0.5;
+		&:hover {
+			border: 1px solid var(--border-color);
+		}
+	}
+	&[data-loading="true"] {
+		user-select: none;
+		cursor: not-allowed;
+	}
 }
diff --git a/src/components/Button/Button.tsx b/src/components/Button/Button.tsx
index 7a06b69..9097459 100644
--- a/src/components/Button/Button.tsx
+++ b/src/components/Button/Button.tsx
@@ -1,15 +1,20 @@
-import type { ParentComponent, JSX } from 'solid-js';
+import type { ParentComponent, JSX } from "solid-js";
 
-import { splitProps } from 'solid-js';
-import './Button.scss';
+import { splitProps } from "solid-js";
+import Spinner from "@components/Spinner";
+import "./Button.scss";
 
-type ButtonProps = JSX.ButtonHTMLAttributes<HTMLButtonElement>;
+type ButtonProps = {
+	isLoading?: boolean | undefined;
+	loadingText?: string | undefined;
+} & JSX.ButtonHTMLAttributes<HTMLButtonElement>;
 
 const Button: ParentComponent<ButtonProps> = (props) => {
-	const [local, attrs] = splitProps(props, ['children']);
+	const [local, attrs] = splitProps(props, ["children", "isLoading", "loadingText"]);
 	return (
-		<button class={`btn`} {...attrs}>
-			{local.children}
+		<button disabled={local.isLoading} class={`btn`} data-loading={local.isLoading} {...attrs}>
+			{local.isLoading && <Spinner />}
+			{local.isLoading ? local.loadingText || "Loading..." : local.children}
 		</button>
 	);
 };
diff --git a/src/components/ContactForm/ContactForm.scss b/src/components/ContactForm/ContactForm.scss
index 48a4b3b..b1f2c50 100644
--- a/src/components/ContactForm/ContactForm.scss
+++ b/src/components/ContactForm/ContactForm.scss
@@ -4,19 +4,42 @@
 	row-gap: 7px;
 	margin-bottom: 3.125rem;
 
-	& div:first-of-type {
-		display: flex;
-		column-gap: 10px;
-	}
-
-	& div:last-of-type {
+	& .form-footer {
 		text-align: center;
 		margin-top: 15px;
 	}
+
+	& .form-result {
+		font-style: italic;
+		color: var(--font-color-gray);
+	}
+
+	& .error-message {
+		margin: 2px 0 3px 0;
+		display: block;
+		color: var(--color-error);
+		font-size: var(--font-size-sm);
+		user-select: none;
+		&::before {
+			content: "*";
+		}
+	}
+
+	& .flex {
+		column-gap: 10px;
+		& div {
+			width: 100%;
+		}
+	}
+
+	& input.error-input,
+	& textarea.error-input {
+		border: 1px solid var(--color-error);
+	}
 }
 
 @media screen and (max-width: 560px) {
-	.contact-form div:first-of-type {
+	.contact-form .flex {
 		flex-direction: column;
 		row-gap: 7px;
 	}
diff --git a/src/components/ContactForm/ContactForm.tsx b/src/components/ContactForm/ContactForm.tsx
index 6949e84..0fb9cca 100644
--- a/src/components/ContactForm/ContactForm.tsx
+++ b/src/components/ContactForm/ContactForm.tsx
@@ -1,26 +1,115 @@
-import type { Component } from 'solid-js';
+import type { Component, JSX } from "solid-js";
 
-import Button from '@components/Button';
-import './ContactForm.scss';
+import { createSignal } from "solid-js";
+import { createStore } from "solid-js/store";
+import { useForm } from "@hooks/index";
+import { encode } from "@root/utils/url";
+import Button from "@components/Button";
+import { validateEmail } from "./validations";
+import Submitted from "./Submitted";
+import Error from "./Error";
+import "./ContactForm.scss";
 
-type InputFieldsType = {
-	name: string;
-	email: string;
-	subject: string;
-	message: string;
-};
+const ErrorMessage: Component<{ message: string }> = (props) => <span class="error-message">{props.message}</span>;
 
 const ContactForm: Component = () => {
+	const { formSubmit, validate, errors } = useForm({ errorClass: "error-input" });
+	const [isSubmitted, setIsSubmitted] = createSignal<boolean>(false);
+	const [isLoading, setIsLoading] = createSignal<boolean>(false);
+	const [isError, setIsError] = createSignal<boolean>(false);
+	const [state, setState] = createStore<ContactFieldsType>({ name: "", email: "", subject: "", message: "", "bot-field": "" });
+
+	const reset = (form: HTMLFormElement) => {
+		for (const key in state) {
+			form.elements[key].value = "";
+			setState({ [key]: "" });
+		}
+	};
+
+	const sendMessage = async (form: HTMLFormElement) => {
+		try {
+			setIsLoading(true);
+			fetch("/", {
+				method: "POST",
+				headers: { "Content-Type": "application/x-www-form-urlencoded" },
+				body: encode({
+					"form-name": "contact",
+					...state,
+				}),
+			});
+		} catch (error) {
+			setIsError(true);
+			console.error(error);
+		} finally {
+			setIsLoading(false);
+			setIsSubmitted(true);
+			reset(form);
+		}
+	};
+
+	const onChange: JSX.EventHandler<HTMLInputElement, InputEvent> = (e) => {
+		const key = e.currentTarget.name;
+		const value = e.currentTarget.value;
+
+		if (!Object.hasOwn(state, key)) return;
+		setState({ [key]: value });
+	};
+
 	return (
-		<form class="contact-form" name="contact" method="post" data-netlify="true">
-			<div>
-				<input name="name" placeholder="Ваше имя" type="text" />
-				<input name="email" placeholder="example@email.com" type="text" />
+		<form use:formSubmit={sendMessage} class="contact-form" name="contact" method="post" data-netlify="true">
+			<div hidden>
+				Don't fill this out if you're human
+				<input onInput={onChange} name="bot-field" />
 			</div>
-			<input name="subject" placeholder="Тема сообщения" type="text" />
-			<textarea name="message" placeholder="Ваше сообщение..." id="message" cols={30} rows={10} />
-			<div>
-				<Button type="submit">Отправить</Button>
+			<div class="flex">
+				<div>
+					<input onInput={onChange} use:validate name="name" placeholder="Ваше имя" type="text" maxLength="20" autocomplete="off" required />
+					{errors.name && <ErrorMessage message={errors.name} />}
+				</div>
+				<div>
+					<input
+						onInput={onChange}
+						use:validate={[validateEmail]}
+						name="email"
+						placeholder="example@email.com"
+						autocomplete="off"
+						type="text"
+						required
+					/>
+					{errors.email && <ErrorMessage message={errors.email} />}
+				</div>
+			</div>
+			<input
+				value={state.subject}
+				onInput={onChange}
+				use:validate
+				name="subject"
+				placeholder="Тема сообщения"
+				type="text"
+				autocomplete="off"
+				required
+			/>
+			{errors.subject && <ErrorMessage message={errors.subject} />}
+			<textarea
+				onInput={onChange}
+				use:validate
+				name="message"
+				placeholder="Ваше сообщение..."
+				id="message"
+				autocomplete="off"
+				cols={30}
+				rows={10}
+				required
+			/>
+			{errors.message && <ErrorMessage message={errors.message} />}
+			<div class="form-footer">
+				{!isError() && !isSubmitted() && (
+					<Button isLoading={isLoading()} loadingText="Отправка..." type="submit">
+						Отправить
+					</Button>
+				)}
+				{!isError() && isSubmitted() && <Submitted />}
+				{isError() && isSubmitted() && <Error />}
 			</div>
 		</form>
 	);
diff --git a/src/components/ContactForm/Error.tsx b/src/components/ContactForm/Error.tsx
new file mode 100644
index 0000000..0836ef3
--- /dev/null
+++ b/src/components/ContactForm/Error.tsx
@@ -0,0 +1,7 @@
+import type { Component } from "solid-js";
+
+const Submitted: Component = () => {
+	return <div class="form-result">&#10060; При отправке произошла ошибка. Повторите запрос позже.</div>;
+};
+
+export default Submitted;
diff --git a/src/components/ContactForm/Submitted.tsx b/src/components/ContactForm/Submitted.tsx
new file mode 100644
index 0000000..e06d187
--- /dev/null
+++ b/src/components/ContactForm/Submitted.tsx
@@ -0,0 +1,7 @@
+import type { Component } from "solid-js";
+
+const Submitted: Component = () => {
+	return <div class="form-result">&#10004;&#65039; Сообщение было успешно отправлено!</div>;
+};
+
+export default Submitted;
diff --git a/src/components/ContactForm/validations.ts b/src/components/ContactForm/validations.ts
new file mode 100644
index 0000000..5493763
--- /dev/null
+++ b/src/components/ContactForm/validations.ts
@@ -0,0 +1,3 @@
+import { isEmail } from "@utils/string";
+
+export const validateEmail = (field: HTMLInputElement) => (isEmail(field.value) ? false : "Заполните поле в формате e-mail.");
diff --git a/src/components/Spinner/Spinner.scss b/src/components/Spinner/Spinner.scss
new file mode 100644
index 0000000..f11e721
--- /dev/null
+++ b/src/components/Spinner/Spinner.scss
@@ -0,0 +1,26 @@
+.spinner {
+	--spinner-size: 1em;
+	display: inline-block;
+	border-top: 1px solid var(--font-color);
+	border-right: 1px solid var(--font-color);
+	border-bottom-style: solid;
+	border-left-style: solid;
+	border-radius: 99999px;
+	border-bottom-width: 1px;
+	border-left-width: 1px;
+	border-bottom-color: transparent;
+	border-left-color: transparent;
+	animation: 0.45s linear 0s infinite normal none running spinner;
+	width: var(--spinner-size);
+	height: var(--spinner-size);
+}
+
+@keyframes spinner {
+	from {
+		transform: rotate(0deg);
+	}
+
+	to {
+		transform: rotate(360deg);
+	}
+}
diff --git a/src/components/Spinner/Spinner.tsx b/src/components/Spinner/Spinner.tsx
new file mode 100644
index 0000000..f91921a
--- /dev/null
+++ b/src/components/Spinner/Spinner.tsx
@@ -0,0 +1,11 @@
+import type { Component, JSX } from "solid-js";
+
+import "./Spinner.scss";
+
+type SpinnerProps = JSX.HTMLAttributes<HTMLDivElement>;
+
+const Spinner: Component<SpinnerProps> = (props) => {
+	return <div class="spinner" {...props} />;
+};
+
+export default Spinner;
diff --git a/src/components/Spinner/index.ts b/src/components/Spinner/index.ts
new file mode 100644
index 0000000..66d1096
--- /dev/null
+++ b/src/components/Spinner/index.ts
@@ -0,0 +1 @@
+export { default } from "./Spinner";
diff --git a/src/hooks/index.ts b/src/hooks/index.ts
new file mode 100644
index 0000000..f487bb2
--- /dev/null
+++ b/src/hooks/index.ts
@@ -0,0 +1 @@
+export * from "./useForm";
diff --git a/src/hooks/useForm.ts b/src/hooks/useForm.ts
new file mode 100644
index 0000000..0e3a936
--- /dev/null
+++ b/src/hooks/useForm.ts
@@ -0,0 +1,80 @@
+import type { Accessor } from "solid-js";
+
+import { createStore, SetStoreFunction } from "solid-js/store";
+
+type HTMLElementsType = HTMLInputElement | HTMLTextAreaElement;
+type CustomValidatorType = (element: HTMLElementsType) => string | false;
+type FieldConfigType = { element: HTMLElementsType; validators: Array<CustomValidatorType> };
+type FormSubmitFnType = (ref: HTMLFormElement, accessor: Accessor<(form: HTMLFormElement) => unknown>) => void;
+type ValidateFnType = (ref: HTMLElementsType, accessor: Accessor<Array<CustomValidatorType>>) => void;
+type СheckValidFnType = (config: FieldConfigType, setErrors: SetStoreFunction<Record<string, unknown>>, errorClass: string) => void;
+
+const checkValid: СheckValidFnType = (fieldConfig, setErrors, errorClass) => {
+	const { element, validators = [] } = fieldConfig;
+
+	element.setCustomValidity("");
+	element.checkValidity();
+	let message = element.validationMessage;
+
+	/* Run custom validators */
+	if (Array.isArray(validators)) {
+		if (!message) {
+			for (const validator of validators) {
+				if (typeof validator === "function") {
+					const text = validator(element);
+					if (text) {
+						element.setCustomValidity(text);
+						break;
+					}
+				}
+			}
+			message = element.validationMessage;
+		}
+	}
+
+	/* Set errors if message exists and class to input element */
+	if (message) {
+		errorClass && element.classList.toggle(errorClass, true);
+		setErrors({ [element.name]: message });
+	}
+};
+
+export const useForm = ({ errorClass }) => {
+	const [errors, setErrors] = createStore<{ [key: string]: string | undefined }>({});
+	const fields = {};
+
+	const validate: ValidateFnType = (ref, accessor) => {
+		const validators = accessor();
+		let config: FieldConfigType;
+		fields[ref.name] = config = { element: ref, validators };
+		ref.onblur = () => checkValid(config, setErrors, errorClass);
+		ref.oninput = () => {
+			if (!errors[ref.name]) return;
+			setErrors({ [ref.name]: undefined });
+			errorClass && ref.classList.toggle(errorClass, false);
+		};
+	};
+
+	const formSubmit: FormSubmitFnType = (ref, accessor) => {
+		const callback = accessor();
+		ref.setAttribute("novalidate", "");
+		ref.onsubmit = (e) => {
+			e.preventDefault();
+			let isError = false;
+
+			/* Validate all fields of form */
+			for (const key in fields) {
+				const field = fields[key] as FieldConfigType;
+				checkValid(field, setErrors, errorClass);
+				if (!isError && field.element.validationMessage) {
+					field.element.focus();
+					isError = true;
+				}
+			}
+
+			if (typeof callback === "function") !isError && callback(ref);
+		};
+	};
+
+	return { validate, formSubmit, errors };
+};
diff --git a/src/i18n/en/ui.ts b/src/i18n/en/ui.ts
new file mode 100644
index 0000000..74c12c8
--- /dev/null
+++ b/src/i18n/en/ui.ts
@@ -0,0 +1,21 @@
+export default {
+	"site.title": "yarkov.tech",
+	/* Navigation */
+	"navigation.articles": "Articles",
+	"navigation.projects": "Projects",
+	"navigation.about": "About",
+	"navigation.contacts": "Contacts",
+	/* Splash page */
+	"splash.headline": "Hello, I'am Sergey",
+	"splash.subheadline": "Fullstack web-developer & freelancer",
+	"splash.description":
+		"I develop websites and web applications of varying complexity, as well as publish various articles and tutorials on various IT topics.",
+	"splash.about": "about",
+	"splash.contact": "write me",
+	/* Recent articles */
+	"recentArticles.heading": "recent publications",
+	"recentArticles.all": "see all",
+	/* 404 page */
+	"404.heading": "404",
+	"404.description": "The page you are trying to find does not exist.",
+};
diff --git a/src/i18n/ru/ui.ts b/src/i18n/ru/ui.ts
new file mode 100644
index 0000000..776aeee
--- /dev/null
+++ b/src/i18n/ru/ui.ts
@@ -0,0 +1,21 @@
+export default {
+	"site.title": "yarkov.tech",
+	/* Navigation */
+	"navigation.articles": "Статьи",
+	"navigation.projects": "Проекты",
+	"navigation.about": "Обо мне",
+	"navigation.contacts": "Контакты",
+	/* Splash page */
+	"splash.headline": "Hello, I'am Sergey",
+	"splash.subheadline": "Fullstack web-developer & freelancer",
+	"splash.description":
+		"Я занимаюсь разработкой веб-сайтов и веб-приложений разной сложности, а также публикую различные статьи и туториалы на разные IT темы.",
+	"splash.about": "обо мне",
+	"splash.contact": "написать мне",
+	/* Recent articles */
+	"recentArticles.heading": "недавние публикации",
+	"recentArticles.all": "смотерть все",
+	/* 404 page */
+	"404.heading": "404",
+	"404.description": "Страницу которую вы пытаетесь найти не существует.",
+};
diff --git a/src/pages/404.astro b/src/pages/404.astro
index fa0c686..9dbd4bc 100644
--- a/src/pages/404.astro
+++ b/src/pages/404.astro
@@ -1,5 +1,5 @@
 ---
-import NotFound from '@root/templates/NotFound.astro';
+import NotFound from '@templates/NotFound.astro';
 ---
 
 <NotFound />
diff --git a/src/pages/about.astro b/src/pages/about.astro
index 7d6b876..d5f8bb8 100644
--- a/src/pages/about.astro
+++ b/src/pages/about.astro
@@ -1,5 +1,5 @@
 ---
-import About from '@root/templates/About.astro';
+import About from '@templates/About.astro';
 ---
 
 <About />
diff --git a/src/pages/articles.astro b/src/pages/articles.astro
index c37dc98..379e841 100644
--- a/src/pages/articles.astro
+++ b/src/pages/articles.astro
@@ -1,5 +1,5 @@
 ---
-import Articles from '@root/templates/Articles.astro';
+import Articles from '@templates/Articles.astro';
 ---
 
 <Articles />
diff --git a/src/pages/contacts.astro b/src/pages/contacts.astro
index 1d07417..e1ec297 100644
--- a/src/pages/contacts.astro
+++ b/src/pages/contacts.astro
@@ -1,5 +1,5 @@
 ---
-import Contacts from '@root/templates/Contacts.astro';
+import Contacts from '@templates/Contacts.astro';
 ---
 
 <Contacts />
diff --git a/src/pages/index.astro b/src/pages/index.astro
index 3371b69..ff9f30b 100644
--- a/src/pages/index.astro
+++ b/src/pages/index.astro
@@ -1,5 +1,5 @@
 ---
-import Home from '@root/templates/Home.astro';
+import Home from '@templates/Home.astro';
 ---
 
 <Home />
diff --git a/src/pages/projects.astro b/src/pages/projects.astro
index 89b26e8..bf52abc 100644
--- a/src/pages/projects.astro
+++ b/src/pages/projects.astro
@@ -1,5 +1,5 @@
 ---
-import Projects from '@root/templates/Projects.astro';
+import Projects from '@templates/Projects.astro';
 ---
 
 <Projects />
diff --git a/src/styles/global.scss b/src/styles/global.scss
index b8b7c8b..8eddea8 100644
--- a/src/styles/global.scss
+++ b/src/styles/global.scss
@@ -1,4 +1,4 @@
-@import './theme.scss';
+@import "./theme.scss";
 
 ::selection {
 	background: var(--color-yellow-100);
@@ -13,7 +13,7 @@ body {
 	min-height: 100vh;
 }
 
-body[data-is-mobile-open='true'] {
+body[data-is-mobile-open="true"] {
 	overflow-y: hidden;
 }
 
@@ -44,6 +44,10 @@ body {
 	padding: 0 var(--content-padding);
 }
 
+.flex {
+	display: flex;
+}
+
 .list-links {
 	display: flex;
 	flex-wrap: wrap;
@@ -73,7 +77,7 @@ body {
 		color: inherit;
 		border-color: var(--border-color-hover);
 	}
-	&[data-active='true'] {
+	&[data-active="true"] {
 		background-color: var(--background-btn-link-active);
 		border-color: var(--border-color-hover);
 	}
@@ -97,6 +101,7 @@ input,
 textarea {
 	-webkit-appearance: none;
 	font-family: var(--font-family-base);
+	font-size: 20px;
 	padding: 8px 15px;
 	border-radius: var(--border-radius-md);
 	background-color: var(--background-inputs-color);
diff --git a/src/styles/theme.scss b/src/styles/theme.scss
index 2f99dcb..8a98ed1 100644
--- a/src/styles/theme.scss
+++ b/src/styles/theme.scss
@@ -1,10 +1,10 @@
 :root,
-:root[data-theme='light'] {
+:root[data-theme="light"] {
 	color-scheme: light;
 
 	/* Fonts */
 	--font-fallback: -apple-system, BlinkMacSystemFont, Segoe UI, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji;
-	--font-family-base: 'Rubik', var(--font-fallback);
+	--font-family-base: "Rubik", var(--font-fallback);
 	--font-size-xs: 0.75rem;
 	--font-size-sm: 0.875rem;
 	--font-size-md: 1rem;
@@ -20,7 +20,7 @@
 	--font-size-9xl: 8rem;
 
 	/* Line heights */
-	--line-height-normal: 'normal';
+	--line-height-normal: "normal";
 	--line-height-none: 1;
 	--line-height-shorter: 1.25;
 	--line-height-short: 1.375;
@@ -31,6 +31,8 @@
 	--color-white: #ffffff;
 	--color-black: #010409;
 
+	--color-error: #ff3737;
+
 	--color-blue-50: #cae8ff;
 	--color-blue-100: #a5d6ff;
 	--color-blue-200: #79c0ff;
@@ -109,7 +111,7 @@
 	--icon-secondary: var(--color-gray-700);
 }
 
-:root[data-theme='dark'] {
+:root[data-theme="dark"] {
 	color-scheme: dark;
 	/* Fonts */
 	--font-color: var(--color-white);
@@ -136,7 +138,7 @@
 	--icon-filter: invert(100%);
 
 	& .header svg,
-	& .site-content svg:not([data-filter='none']) {
+	& .site-content svg:not([data-filter="none"]) {
 		filter: var(--icon-filter);
 	}
 }
diff --git a/src/templates/Contacts.astro b/src/templates/Contacts.astro
index 2f022ac..aad0102 100644
--- a/src/templates/Contacts.astro
+++ b/src/templates/Contacts.astro
@@ -1,7 +1,7 @@
 ---
-import PageLayout from '@layouts/default.astro';
-import ContactForm from '@components/ContactForm';
-import ContactsList from '@components/ContactsList';
+import PageLayout from "@layouts/default.astro";
+import ContactForm from "@components/ContactForm";
+import ContactsList from "@components/ContactsList";
 ---
 
 <PageLayout title="Контакты" description="Воспользуйтесь формой обратной связи или напишите мне в социальные сети.">
diff --git a/src/types/main.d.ts b/src/types/main.d.ts
index ef30c4d..6b1a010 100644
--- a/src/types/main.d.ts
+++ b/src/types/main.d.ts
@@ -58,9 +58,17 @@ declare global {
 		list: Array<{ icon?: string | undefined; name: string }>;
 	};
 
+	type ContactFieldsType = {
+		name: string;
+		email: string;
+		subject: string;
+		message: string;
+		"bot-field": string;
+	};
+
 	type ArticleBlockType = {
 		[year: number]: ArticleType[];
 	};
 
-	type ThemeModeType = 'light' | 'dark';
+	type ThemeModeType = "light" | "dark";
 }
diff --git a/src/utils/string.ts b/src/utils/string.ts
index 23d213a..c83b963 100644
--- a/src/utils/string.ts
+++ b/src/utils/string.ts
@@ -1,3 +1,7 @@
 export function removeSlashes(string: string): string {
-	return string.replaceAll('/', '');
+	return string.replaceAll("/", "");
+}
+
+export function isEmail(email: string): boolean {
+	return new RegExp(/[a-z0-9]+@[a-z]+\.[a-z]{2,3}/).test(email);
 }
diff --git a/src/utils/url.ts b/src/utils/url.ts
new file mode 100644
index 0000000..3b7f4ac
--- /dev/null
+++ b/src/utils/url.ts
@@ -0,0 +1,5 @@
+export const encode = (data: object) => {
+	return Object.keys(data)
+		.map((key) => encodeURIComponent(key) + "=" + encodeURIComponent(data[key]))
+		.join("&");
+};
diff --git a/tsconfig.json b/tsconfig.json
index cdc34f0..57c7b39 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -13,9 +13,11 @@
 			"@root/*": ["./src/*"],
 			"@styles/*": ["./src/styles/*"],
 			"@components/*": ["./src/components/*"],
+			"@templates/*": ["./src/templates/*"],
 			"@layouts/*": ["./src/layouts/*"],
 			"@utils/*": ["./src/utils/*"],
-			"@stores/*": ["./src/stores/*"]
+			"@stores/*": ["./src/stores/*"],
+			"@hooks/*": ["./src/hooks/*"]
 		},
 		"outDir": "./dist",
 		"typeRoots": ["./node_modules/@types", "./src/types"]