feat: added review block

assets/js/main.js

@@ -122,6 +122,119 @@
     });
 })();
 
+(() => {
+    const slider = document.querySelector("[data-reviews-slider]");
+    if (!slider) return;
+
+    const viewport = slider.querySelector("[data-reviews-viewport]");
+    const track = slider.querySelector("[data-reviews-track]");
+    const prevButton = slider.querySelector("[data-reviews-prev]");
+    const nextButton = slider.querySelector("[data-reviews-next]");
+    const dotsContainer = document.querySelector("[data-reviews-dots]");
+    const cards = Array.from(track?.querySelectorAll(".review-card") ?? []);
+
+    if (!viewport || !track || !prevButton || !nextButton || !dotsContainer || cards.length < 2) return;
+
+    let currentIndex = 0;
+    let touchStartX = 0;
+
+    const readVisibleSlides = () => {
+        const visibleValue = Number.parseInt(getComputedStyle(slider).getPropertyValue("--reviews-visible"), 10);
+        return Number.isFinite(visibleValue) && visibleValue > 0 ? visibleValue : 1;
+    };
+
+    const readTrackGap = () => {
+        const styles = getComputedStyle(track);
+        const gapValue = styles.gap || styles.columnGap || "0";
+        const parsedGap = Number.parseFloat(gapValue);
+        return Number.isFinite(parsedGap) ? parsedGap : 0;
+    };
+
+    const maxIndex = () => Math.max(0, cards.length - readVisibleSlides());
+
+    const renderDots = () => {
+        const total = maxIndex() + 1;
+        dotsContainer.innerHTML = "";
+
+        for (let index = 0; index < total; index += 1) {
+            const dot = document.createElement("button");
+            dot.type = "button";
+            dot.className = "reviews__dot";
+            dot.setAttribute("aria-label", `Показать отзыв ${index + 1}`);
+            dot.addEventListener("click", () => {
+                currentIndex = index;
+                update();
+            });
+            dotsContainer.appendChild(dot);
+        }
+    };
+
+    const update = () => {
+        const max = maxIndex();
+        currentIndex = Math.min(Math.max(currentIndex, 0), max);
+
+        const cardWidth = cards[0].getBoundingClientRect().width;
+        const offset = (cardWidth + readTrackGap()) * currentIndex;
+        track.style.transform = `translateX(${-offset}px)`;
+
+        prevButton.disabled = currentIndex === 0;
+        nextButton.disabled = currentIndex === max;
+
+        const dots = Array.from(dotsContainer.querySelectorAll(".reviews__dot"));
+        dots.forEach((dot, index) => {
+            dot.classList.toggle("is-active", index === currentIndex);
+            dot.setAttribute("aria-current", index === currentIndex ? "true" : "false");
+        });
+    };
+
+    prevButton.addEventListener("click", () => {
+        currentIndex -= 1;
+        update();
+    });
+
+    nextButton.addEventListener("click", () => {
+        currentIndex += 1;
+        update();
+    });
+
+    viewport.addEventListener("touchstart", (event) => {
+        touchStartX = event.changedTouches[0].clientX;
+    }, { passive: true });
+
+    viewport.addEventListener("touchend", (event) => {
+        const deltaX = event.changedTouches[0].clientX - touchStartX;
+        const threshold = 48;
+
+        if (deltaX > threshold) {
+            currentIndex -= 1;
+            update();
+            return;
+        }
+
+        if (deltaX < -threshold) {
+            currentIndex += 1;
+            update();
+        }
+    }, { passive: true });
+
+    const handleResize = () => {
+        renderDots();
+        update();
+    };
+
+    let resizeRaf = null;
+    window.addEventListener("resize", () => {
+        if (resizeRaf) return;
+        resizeRaf = window.requestAnimationFrame(() => {
+            resizeRaf = null;
+            handleResize();
+        });
+    });
+
+    renderDots();
+    update();
+})();
+
 (() => {
     const bookingForm = document.getElementById("booking-form");
     const successModal = document.getElementById("booking-success-modal");