Implement loading stops as tiles from OTP

3 files changed, 608 insertions, 0 deletions

diff --git a/src/frontend/app/components/map/StopSummarySheet.css b/src/frontend/app/components/map/StopSummarySheet.css
new file mode 100644
index 0000000..5869d41
--- /dev/null
+++ b/src/frontend/app/components/map/StopSummarySheet.css
@@ -0,0 +1,309 @@
+/* Stop Sheet Styles */
+.react-modal-sheet-container {
+  background-color: var(--background-color) !important;
+  touch-action: none;
+}
+
+/*.react-modal-sheet-content > * > *:not(.stop-sheet-actions){
+  interactivity: inert;
+}*/
+
+.react-modal-sheet-content-scroller {
+  overscroll-behavior-y: unset !important;
+  overflow-y: unset !important;
+}
+
+.stop-sheet-content {
+  padding: 16px;
+  display: flex;
+  flex-direction: column;
+  /* overflow: hidden; */
+  touch-action: pan-y;
+}
+
+.stop-sheet-header {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  margin-bottom: 16px;
+}
+
+.stop-sheet-title {
+  font-size: 1.5rem;
+  font-weight: 600;
+  color: var(--text-color);
+  margin: 0;
+}
+
+.stop-sheet-id {
+  font-size: 1rem;
+  color: var(--subtitle-color);
+}
+
+.stop-sheet-lines-container {
+  display: flex;
+  gap: 0.5rem;
+  flex-wrap: wrap;
+}
+
+.stop-sheet-lines-container.scrollable {
+  display: grid;
+  grid-template-rows: repeat(2, 1fr);
+  grid-auto-flow: column;
+  /* align-content: flex-start; */
+  scrollbar-width: thin;
+  gap: 0.5rem 1rem;
+  overflow-x: scroll;
+}
+
+.stop-sheet-lines-container.scrollable::-webkit-scrollbar {
+  height: 6px;
+}
+
+.stop-sheet-lines-container.scrollable::-webkit-scrollbar-thumb {
+  background-color: var(--border-color);
+  border-radius: 3px;
+}
+
+.stop-sheet-line-icon {
+  flex-shrink: 0;
+}
+
+.stop-sheet-loading {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  padding: 32px;
+  color: var(--subtitle-color);
+  font-size: 1rem;
+}
+
+.stop-sheet-estimates {
+  flex: 1;
+  min-height: 0;
+  margin-block-start: 1.25rem;
+}
+
+.stop-sheet-subtitle {
+  font-size: 1.1rem;
+  font-weight: 500;
+  color: var(--text-color);
+  margin: 0 0 12px 0;
+}
+
+.stop-sheet-no-estimates {
+  text-align: center;
+  padding: 32px 16px;
+  color: var(--subtitle-color);
+  font-size: 0.95rem;
+}
+
+.stop-sheet-estimates-list {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.stop-sheet-estimate-item {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 12px;
+  background-color: var(--message-background-color);
+  border-radius: 8px;
+  border: 1px solid var(--border-color);
+}
+
+.stop-sheet-estimate-line {
+  flex-shrink: 0;
+}
+
+.stop-sheet-estimate-details {
+  flex: 1;
+  min-width: 0;
+}
+
+.stop-sheet-estimate-route {
+  font-weight: 500;
+  color: var(--text-color);
+  font-size: 0.95rem;
+  margin-bottom: 2px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.stop-sheet-estimate-arrival {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-end;
+  gap: 4px;
+  flex-shrink: 0;
+}
+
+.stop-sheet-estimate-time {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 1.05rem;
+  font-weight: 600;
+  color: var(--text-color);
+}
+
+.stop-sheet-estimate-time.is-minutes {
+  color: #22c55e;
+}
+
+.stop-sheet-estimate-time svg {
+  width: 18px;
+  height: 18px;
+  color: var(--subtitle-color);
+  flex-shrink: 0;
+}
+
+.stop-sheet-estimate-time.is-minutes svg {
+  color: #22c55e;
+}
+
+.stop-sheet-estimate-distance {
+  font-size: 0.75rem;
+  color: var(--subtitle-color);
+  text-align: right;
+}
+
+.stop-sheet-footer {
+  display: flex;
+  flex-direction: column;
+  gap: 0.75rem;
+  margin: 0;
+  padding: 0.75rem 16px 1rem 16px;
+  border-top: 1px solid var(--border-color);
+  background-color: var(--background-color);
+  z-index: 10;
+}
+
+.stop-sheet-timestamp {
+  font-size: 0.8rem;
+  color: var(--subtitle-color);
+  text-align: center;
+}
+
+.stop-sheet-actions {
+  display: flex;
+  gap: 0.75rem;
+}
+
+.stop-sheet-reload {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.4rem;
+  background: transparent;
+  border: 1px solid var(--border-color);
+  color: var(--text-color);
+  padding: 0.5rem 0.75rem;
+  border-radius: 6px;
+  font-size: 0.85rem;
+  cursor: pointer;
+  transition: all 0.2s ease;
+  flex: 1;
+  justify-content: center;
+}
+
+.stop-sheet-reload:hover:not(:disabled) {
+  background: var(--message-background-color);
+  border-color: var(--button-background-color);
+}
+
+.stop-sheet-reload:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+}
+
+.reload-icon {
+  width: 14px;
+  height: 14px;
+  transition: transform 0.5s ease;
+}
+
+.reload-icon.spinning {
+  animation: spin 1s linear infinite;
+}
+
+@keyframes spin {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+.stop-sheet-view-all {
+  display: block;
+  padding: 0.5rem 0.75rem;
+  background-color: var(--button-background-color);
+  color: white;
+  text-decoration: none;
+  text-align: center;
+  border-radius: 6px;
+  font-weight: 500;
+  font-size: 0.85rem;
+  transition: background-color 0.2s ease;
+  flex: 2;
+}
+
+.stop-sheet-view-all:hover {
+  background-color: var(--button-hover-background-color);
+  text-decoration: none;
+}
+
+/* Error display adjustments for sheet */
+.stop-sheet-content .error-display {
+  margin: 1rem 0;
+}
+
+.stop-sheet-content .error-display.compact {
+  min-height: 100px;
+  padding: 1rem;
+}
+
+.stop-sheet-content .error-display.compact .error-icon {
+  width: 28px;
+  height: 28px;
+}
+
+.stop-sheet-content .error-display.compact .error-title {
+  font-size: 1.1rem;
+}
+
+.stop-sheet-content .error-display.compact .error-message {
+  font-size: 0.85rem;
+}
+
+[data-rsbs-overlay] {
+  background-color: rgba(0, 0, 0, 0.3);
+}
+
+[data-rsbs-header] {
+  background-color: var(--background-color);
+  border-bottom: 1px solid var(--border-color);
+  touch-action: none;
+}
+
+[data-rsbs-header]:before {
+  background-color: var(--subtitle-color);
+}
+
+[data-rsbs-root] [data-rsbs-overlay] {
+  border-top-left-radius: 16px;
+  border-top-right-radius: 16px;
+}
+
+[data-rsbs-root] [data-rsbs-content] {
+  background-color: var(--background-color);
+  border-top-left-radius: 16px;
+  border-top-right-radius: 16px;
+  max-height: 95vh;
+  overflow: hidden;
+  touch-action: none;
+}
diff --git a/src/frontend/app/components/map/StopSummarySheet.tsx b/src/frontend/app/components/map/StopSummarySheet.tsx
new file mode 100644
index 0000000..b24e71c
--- /dev/null
+++ b/src/frontend/app/components/map/StopSummarySheet.tsx
@@ -0,0 +1,220 @@
+import { RefreshCw } from "lucide-react";
+import React, { useEffect, useState } from "react";
+import { useTranslation } from "react-i18next";
+import { Sheet } from "react-modal-sheet";
+import { Link } from "react-router";
+import { ConsolidatedCirculationList } from "~/components/Stops/ConsolidatedCirculationList";
+import { APP_CONSTANTS } from "~/config/constants";
+import { type ConsolidatedCirculation } from "../../routes/stops-$id";
+import { ErrorDisplay } from "../ErrorDisplay";
+import LineIcon from "../LineIcon";
+import "./StopSummarySheet.css";
+import { StopSummarySheetSkeleton } from "./StopSummarySheetSkeleton";
+
+export interface StopSheetProps {
+  isOpen: boolean;
+  onClose: () => void;
+  stop: {
+    stopId: string;
+    stopCode?: string;
+    stopFeed?: string;
+    name: string;
+    lines: {
+      line: string;
+      colour?: string;
+      textColour?: string;
+    }[];
+  };
+}
+
+interface ErrorInfo {
+  type: "network" | "server" | "unknown";
+  status?: number;
+  message?: string;
+}
+
+const loadConsolidatedData = async (
+  stopId: string
+): Promise<ConsolidatedCirculation[]> => {
+  const resp = await fetch(
+    `${APP_CONSTANTS.consolidatedCirculationsEndpoint}?stopId=${stopId}`,
+    {
+      headers: {
+        Accept: "application/json",
+      },
+    }
+  );
+
+  if (!resp.ok) {
+    throw new Error(`HTTP ${resp.status}: ${resp.statusText}`);
+  }
+
+  return await resp.json();
+};
+
+export const StopSheet: React.FC<StopSheetProps> = ({
+  isOpen,
+  onClose,
+  stop,
+}) => {
+  const { t } = useTranslation();
+  const [data, setData] = useState<ConsolidatedCirculation[] | null>(null);
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState<ErrorInfo | null>(null);
+  const [lastUpdated, setLastUpdated] = useState<Date | null>(null);
+
+  const parseError = (error: any): ErrorInfo => {
+    if (!navigator.onLine) {
+      return { type: "network", message: "No internet connection" };
+    }
+
+    if (
+      error.message?.includes("Failed to fetch") ||
+      error.message?.includes("NetworkError")
+    ) {
+      return { type: "network" };
+    }
+
+    if (error.message?.includes("HTTP")) {
+      const statusMatch = error.message.match(/HTTP (\d+):/);
+      const status = statusMatch ? parseInt(statusMatch[1]) : undefined;
+      return { type: "server", status };
+    }
+
+    return { type: "unknown", message: error.message };
+  };
+
+  const loadData = async () => {
+    try {
+      setLoading(true);
+      setError(null);
+      setData(null);
+
+      const stopData = await loadConsolidatedData(stop.stopId);
+      setData(stopData);
+      setLastUpdated(new Date());
+    } catch (err) {
+      console.error("Failed to load stop data:", err);
+      setError(parseError(err));
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  useEffect(() => {
+    if (isOpen && stop.stopId) {
+      loadData();
+    }
+  }, [isOpen, stop.stopId]);
+
+  // Show only the next 4 arrivals
+  const sortedData = data
+    ? [...data].sort(
+        (a, b) =>
+          (a.realTime?.minutes ?? a.schedule?.minutes ?? 999) -
+          (b.realTime?.minutes ?? b.schedule?.minutes ?? 999)
+      )
+    : [];
+  const limitedEstimates = sortedData.slice(0, 4);
+
+  return (
+    <Sheet isOpen={isOpen} onClose={onClose} detent="content">
+      <Sheet.Container>
+        <Sheet.Header />
+        <Sheet.Content drag="y">
+          <div className="stop-sheet-content">
+            <div className="stop-sheet-header">
+              <h2 className="stop-sheet-title">{stop.name}</h2>
+              <span className="stop-sheet-id">({stop.stopCode})</span>
+            </div>
+
+            <div className={`d-flex flex-wrap flex-row gap-2`}>
+              {stop.lines.map((lineObj) => (
+                <LineIcon
+                  key={lineObj.line}
+                  line={lineObj.line}
+                  mode="pill"
+                  colour={lineObj.colour}
+                  textColour={lineObj.textColour}
+                />
+              ))}
+            </div>
+
+            {/* TODO: Enable stop alerts when available */}
+            {/*<StopAlert stop={stop} compact />*/}
+
+            {loading ? (
+              <StopSummarySheetSkeleton />
+            ) : error ? (
+              <ErrorDisplay
+                error={error}
+                onRetry={loadData}
+                title={t(
+                  "errors.estimates_title",
+                  "Error al cargar estimaciones"
+                )}
+                className="compact"
+              />
+            ) : data ? (
+              <>
+                <div className="stop-sheet-estimates">
+                  <h3 className="stop-sheet-subtitle">
+                    {t("estimates.next_arrivals", "Next arrivals")}
+                  </h3>
+
+                  {limitedEstimates.length === 0 ? (
+                    <div className="stop-sheet-no-estimates">
+                      {t("estimates.none", "No hay estimaciones disponibles")}
+                    </div>
+                  ) : (
+                    <ConsolidatedCirculationList
+                      data={data.slice(0, 4)}
+                      driver={stop.stopFeed}
+                      reduced
+                    />
+                  )}
+                </div>
+              </>
+            ) : null}
+          </div>
+        </Sheet.Content>
+
+        <div className="stop-sheet-footer">
+          {lastUpdated && (
+            <div className="stop-sheet-timestamp">
+              {t("estimates.last_updated", "Actualizado a las")}{" "}
+              {lastUpdated.toLocaleTimeString(undefined, {
+                hour: "2-digit",
+                minute: "2-digit",
+                second: "2-digit",
+              })}
+            </div>
+          )}
+
+          <div className="stop-sheet-actions">
+            <button
+              className="stop-sheet-reload"
+              onClick={loadData}
+              disabled={loading}
+              title={t("estimates.reload", "Recargar estimaciones")}
+            >
+              <RefreshCw
+                className={`reload-icon ${loading ? "spinning" : ""}`}
+              />
+              {t("estimates.reload", "Recargar")}
+            </button>
+
+            <Link
+              to={`/stops/${stop.stopId}`}
+              className="stop-sheet-view-all"
+              onClick={onClose}
+            >
+              {t("map.view_all_estimates", "Ver todas las estimaciones")}
+            </Link>
+          </div>
+        </div>
+      </Sheet.Container>
+      <Sheet.Backdrop onTap={onClose} />
+    </Sheet>
+  );
+};
diff --git a/src/frontend/app/components/map/StopSummarySheetSkeleton.tsx b/src/frontend/app/components/map/StopSummarySheetSkeleton.tsx
new file mode 100644
index 0000000..7697efc
--- /dev/null
+++ b/src/frontend/app/components/map/StopSummarySheetSkeleton.tsx
@@ -0,0 +1,79 @@
+import React from "react";
+import { useTranslation } from "react-i18next";
+import Skeleton, { SkeletonTheme } from "react-loading-skeleton";
+import "react-loading-skeleton/dist/skeleton.css";
+
+interface StopSheetSkeletonProps {
+  rows?: number;
+}
+
+export const StopSummarySheetSkeleton: React.FC<StopSheetSkeletonProps> = ({
+  rows = 4,
+}) => {
+  const { t } = useTranslation();
+
+  return (
+    <SkeletonTheme
+      baseColor="var(--skeleton-base)"
+      highlightColor="var(--skeleton-highlight)"
+    >
+      <div className="stop-sheet-estimates">
+        <h3 className="stop-sheet-subtitle">
+          {t("estimates.next_arrivals", "Next arrivals")}
+        </h3>
+
+        <div className="stop-sheet-estimates-list">
+          {Array.from({ length: rows }, (_, index) => (
+            <div key={`skeleton-${index}`} className="stop-sheet-estimate-item">
+              <div className="stop-sheet-estimate-line">
+                <Skeleton
+                  width="40px"
+                  height="24px"
+                  style={{ borderRadius: "4px" }}
+                />
+              </div>
+
+              <div className="stop-sheet-estimate-details">
+                <div className="stop-sheet-estimate-route">
+                  <Skeleton width="120px" height="0.95rem" />
+                </div>
+                <div className="stop-sheet-estimate-time">
+                  <Skeleton width="80px" height="0.85rem" />
+                </div>
+              </div>
+            </div>
+          ))}
+        </div>
+      </div>
+
+      <div className="stop-sheet-footer">
+        <div className="stop-sheet-timestamp">
+          <Skeleton width="140px" height="0.8rem" />
+        </div>
+
+        <div className="stop-sheet-actions">
+          <div
+            className="stop-sheet-reload"
+            style={{
+              opacity: 0.6,
+              pointerEvents: "none",
+            }}
+          >
+            <Skeleton width="70px" height="0.85rem" />
+          </div>
+
+          <div
+            className="stop-sheet-view-all"
+            style={{
+              background: "var(--service-background)",
+              cursor: "not-allowed",
+              pointerEvents: "none",
+            }}
+          >
+            <Skeleton width="180px" height="0.85rem" />
+          </div>
+        </div>
+      </div>
+    </SkeletonTheme>
+  );
+};