Files
TREK/server/src/services/placeService.ts

441 lines
16 KiB
TypeScript

import fetch from 'node-fetch';
import { db, getPlaceWithTags } from '../db/database';
import { loadTagsByPlaceIds } from './queryHelpers';
import { Place } from '../types';
interface PlaceWithCategory extends Place {
category_name: string | null;
category_color: string | null;
category_icon: string | null;
}
interface UnsplashSearchResponse {
results?: { id: string; urls?: { regular?: string; thumb?: string }; description?: string; alt_description?: string; user?: { name?: string }; links?: { html?: string } }[];
errors?: string[];
}
// ---------------------------------------------------------------------------
// GPX helpers
// ---------------------------------------------------------------------------
function parseCoords(attrs: string): { lat: number; lng: number } | null {
const latMatch = attrs.match(/lat=["']([^"']+)["']/i);
const lonMatch = attrs.match(/lon=["']([^"']+)["']/i);
if (!latMatch || !lonMatch) return null;
const lat = parseFloat(latMatch[1]);
const lng = parseFloat(lonMatch[1]);
return (!isNaN(lat) && !isNaN(lng)) ? { lat, lng } : null;
}
function stripCdata(s: string) {
return s.replace(/<!\[CDATA\[([\s\S]*?)\]\]>/g, '$1').trim();
}
function extractName(body: string) {
const m = body.match(/<name[^>]*>([\s\S]*?)<\/name>/i);
return m ? stripCdata(m[1]) : null;
}
function extractDesc(body: string) {
const m = body.match(/<desc[^>]*>([\s\S]*?)<\/desc>/i);
return m ? stripCdata(m[1]) : null;
}
// ---------------------------------------------------------------------------
// List places
// ---------------------------------------------------------------------------
export function listPlaces(
tripId: string,
filters: { search?: string; category?: string; tag?: string },
) {
let query = `
SELECT DISTINCT p.*, c.name as category_name, c.color as category_color, c.icon as category_icon
FROM places p
LEFT JOIN categories c ON p.category_id = c.id
WHERE p.trip_id = ?
`;
const params: (string | number)[] = [tripId];
if (filters.search) {
query += ' AND (p.name LIKE ? OR p.address LIKE ? OR p.description LIKE ?)';
const searchParam = `%${filters.search}%`;
params.push(searchParam, searchParam, searchParam);
}
if (filters.category) {
query += ' AND p.category_id = ?';
params.push(filters.category);
}
if (filters.tag) {
query += ' AND p.id IN (SELECT place_id FROM place_tags WHERE tag_id = ?)';
params.push(filters.tag);
}
query += ' ORDER BY p.created_at DESC';
const places = db.prepare(query).all(...params) as PlaceWithCategory[];
const placeIds = places.map(p => p.id);
const tagsByPlaceId = loadTagsByPlaceIds(placeIds);
return places.map(p => ({
...p,
category: p.category_id ? {
id: p.category_id,
name: p.category_name,
color: p.category_color,
icon: p.category_icon,
} : null,
tags: tagsByPlaceId[p.id] || [],
}));
}
// ---------------------------------------------------------------------------
// Create place
// ---------------------------------------------------------------------------
export function createPlace(
tripId: string,
body: {
name: string; description?: string; lat?: number; lng?: number; address?: string;
category_id?: number; price?: number; currency?: string;
place_time?: string; end_time?: string;
duration_minutes?: number; notes?: string; image_url?: string;
google_place_id?: string; osm_id?: string; website?: string; phone?: string;
transport_mode?: string; tags?: number[];
},
) {
const {
name, description, lat, lng, address, category_id, price, currency,
place_time, end_time,
duration_minutes, notes, image_url, google_place_id, osm_id, website, phone,
transport_mode, tags = [],
} = body;
const result = db.prepare(`
INSERT INTO places (trip_id, name, description, lat, lng, address, category_id, price, currency,
place_time, end_time,
duration_minutes, notes, image_url, google_place_id, osm_id, website, phone, transport_mode)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
`).run(
tripId, name, description || null, lat || null, lng || null, address || null,
category_id || null, price || null, currency || null,
place_time || null, end_time || null, duration_minutes || 60, notes || null, image_url || null,
google_place_id || null, osm_id || null, website || null, phone || null, transport_mode || 'walking',
);
const placeId = result.lastInsertRowid;
if (tags && tags.length > 0) {
const insertTag = db.prepare('INSERT OR IGNORE INTO place_tags (place_id, tag_id) VALUES (?, ?)');
for (const tagId of tags) {
insertTag.run(placeId, tagId);
}
}
return getPlaceWithTags(Number(placeId));
}
// ---------------------------------------------------------------------------
// Get single place
// ---------------------------------------------------------------------------
export function getPlace(tripId: string, placeId: string) {
const placeCheck = db.prepare('SELECT id FROM places WHERE id = ? AND trip_id = ?').get(placeId, tripId);
if (!placeCheck) return null;
return getPlaceWithTags(placeId);
}
// ---------------------------------------------------------------------------
// Update place
// ---------------------------------------------------------------------------
export function updatePlace(
tripId: string,
placeId: string,
body: {
name?: string; description?: string; lat?: number; lng?: number; address?: string;
category_id?: number; price?: number; currency?: string;
place_time?: string; end_time?: string;
duration_minutes?: number; notes?: string; image_url?: string;
google_place_id?: string; website?: string; phone?: string;
transport_mode?: string; tags?: number[];
},
) {
const existingPlace = db.prepare('SELECT * FROM places WHERE id = ? AND trip_id = ?').get(placeId, tripId) as Place | undefined;
if (!existingPlace) return null;
const {
name, description, lat, lng, address, category_id, price, currency,
place_time, end_time,
duration_minutes, notes, image_url, google_place_id, website, phone,
transport_mode, tags,
} = body;
db.prepare(`
UPDATE places SET
name = COALESCE(?, name),
description = ?,
lat = ?,
lng = ?,
address = ?,
category_id = ?,
price = ?,
currency = COALESCE(?, currency),
place_time = ?,
end_time = ?,
duration_minutes = COALESCE(?, duration_minutes),
notes = ?,
image_url = ?,
google_place_id = ?,
website = ?,
phone = ?,
transport_mode = COALESCE(?, transport_mode),
updated_at = CURRENT_TIMESTAMP
WHERE id = ?
`).run(
name || null,
description !== undefined ? description : existingPlace.description,
lat !== undefined ? lat : existingPlace.lat,
lng !== undefined ? lng : existingPlace.lng,
address !== undefined ? address : existingPlace.address,
category_id !== undefined ? category_id : existingPlace.category_id,
price !== undefined ? price : existingPlace.price,
currency || null,
place_time !== undefined ? place_time : existingPlace.place_time,
end_time !== undefined ? end_time : existingPlace.end_time,
duration_minutes || null,
notes !== undefined ? notes : existingPlace.notes,
image_url !== undefined ? image_url : existingPlace.image_url,
google_place_id !== undefined ? google_place_id : existingPlace.google_place_id,
website !== undefined ? website : existingPlace.website,
phone !== undefined ? phone : existingPlace.phone,
transport_mode || null,
placeId,
);
if (tags !== undefined) {
db.prepare('DELETE FROM place_tags WHERE place_id = ?').run(placeId);
if (tags.length > 0) {
const insertTag = db.prepare('INSERT OR IGNORE INTO place_tags (place_id, tag_id) VALUES (?, ?)');
for (const tagId of tags) {
insertTag.run(placeId, tagId);
}
}
}
return getPlaceWithTags(placeId);
}
// ---------------------------------------------------------------------------
// Delete place
// ---------------------------------------------------------------------------
export function deletePlace(tripId: string, placeId: string): boolean {
const place = db.prepare('SELECT id FROM places WHERE id = ? AND trip_id = ?').get(placeId, tripId);
if (!place) return false;
db.prepare('DELETE FROM places WHERE id = ?').run(placeId);
return true;
}
// ---------------------------------------------------------------------------
// Import GPX
// ---------------------------------------------------------------------------
export function importGpx(tripId: string, fileBuffer: Buffer) {
const xml = fileBuffer.toString('utf-8');
const waypoints: { name: string; lat: number; lng: number; description: string | null; routeGeometry?: string }[] = [];
// 1) Parse <wpt> elements (named waypoints / POIs)
const wptRegex = /<wpt\s([^>]+)>([\s\S]*?)<\/wpt>/gi;
let match;
while ((match = wptRegex.exec(xml)) !== null) {
const coords = parseCoords(match[1]);
if (!coords) continue;
const name = extractName(match[2]) || `Waypoint ${waypoints.length + 1}`;
waypoints.push({ ...coords, name, description: extractDesc(match[2]) });
}
// 2) If no <wpt>, try <rtept> (route points)
if (waypoints.length === 0) {
const rteptRegex = /<rtept\s([^>]+)>([\s\S]*?)<\/rtept>/gi;
while ((match = rteptRegex.exec(xml)) !== null) {
const coords = parseCoords(match[1]);
if (!coords) continue;
const name = extractName(match[2]) || `Route Point ${waypoints.length + 1}`;
waypoints.push({ ...coords, name, description: extractDesc(match[2]) });
}
}
// 3) If still nothing, extract full track geometry from <trkpt>
if (waypoints.length === 0) {
const trackNameMatch = xml.match(/<trk[^>]*>[\s\S]*?<name[^>]*>([\s\S]*?)<\/name>/i);
const trackName = trackNameMatch?.[1]?.trim() || 'GPX Track';
const trackDesc = (() => { const m = xml.match(/<trk[^>]*>[\s\S]*?<desc[^>]*>([\s\S]*?)<\/desc>/i); return m ? stripCdata(m[1]) : null; })();
const trkptRegex = /<trkpt\s([^>]*?)(?:\/>|>([\s\S]*?)<\/trkpt>)/gi;
const trackPoints: { lat: number; lng: number; ele: number | null }[] = [];
while ((match = trkptRegex.exec(xml)) !== null) {
const coords = parseCoords(match[1]);
if (!coords) continue;
const eleMatch = match[2]?.match(/<ele[^>]*>([\s\S]*?)<\/ele>/i);
const ele = eleMatch ? parseFloat(eleMatch[1]) : null;
trackPoints.push({ ...coords, ele: (ele !== null && !isNaN(ele)) ? ele : null });
}
if (trackPoints.length > 0) {
const start = trackPoints[0];
const hasAllEle = trackPoints.every(p => p.ele !== null);
const routeGeometry = trackPoints.map(p => hasAllEle ? [p.lat, p.lng, p.ele] : [p.lat, p.lng]);
waypoints.push({ ...start, name: trackName, description: trackDesc, routeGeometry: JSON.stringify(routeGeometry) });
}
}
if (waypoints.length === 0) {
return null;
}
const insertStmt = db.prepare(`
INSERT INTO places (trip_id, name, description, lat, lng, transport_mode, route_geometry)
VALUES (?, ?, ?, ?, ?, 'walking', ?)
`);
const created: any[] = [];
const insertAll = db.transaction(() => {
for (const wp of waypoints) {
const result = insertStmt.run(tripId, wp.name, wp.description, wp.lat, wp.lng, wp.routeGeometry || null);
const place = getPlaceWithTags(Number(result.lastInsertRowid));
created.push(place);
}
});
insertAll();
return created;
}
// ---------------------------------------------------------------------------
// Import Google Maps list
// ---------------------------------------------------------------------------
export async function importGoogleList(tripId: string, url: string) {
let listId: string | null = null;
let resolvedUrl = url;
// Follow redirects for short URLs (maps.app.goo.gl, goo.gl)
if (url.includes('goo.gl') || url.includes('maps.app')) {
const redirectRes = await fetch(url, { redirect: 'follow', signal: AbortSignal.timeout(10000) });
resolvedUrl = redirectRes.url;
}
// Pattern: /placelists/list/{ID}
const plMatch = resolvedUrl.match(/placelists\/list\/([A-Za-z0-9_-]+)/);
if (plMatch) listId = plMatch[1];
// Pattern: !2s{ID} in data URL params
if (!listId) {
const dataMatch = resolvedUrl.match(/!2s([A-Za-z0-9_-]{15,})/);
if (dataMatch) listId = dataMatch[1];
}
if (!listId) {
return { error: 'Could not extract list ID from URL. Please use a shared Google Maps list link.', status: 400 };
}
// Fetch list data from Google Maps internal API
const apiUrl = `https://www.google.com/maps/preview/entitylist/getlist?authuser=0&hl=en&gl=us&pb=!1m1!1s${encodeURIComponent(listId)}!2e2!3e2!4i500!16b1`;
const apiRes = await fetch(apiUrl, {
headers: { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36' },
signal: AbortSignal.timeout(15000),
});
if (!apiRes.ok) {
return { error: 'Failed to fetch list from Google Maps', status: 502 };
}
const rawText = await apiRes.text();
const jsonStr = rawText.substring(rawText.indexOf('\n') + 1);
const listData = JSON.parse(jsonStr);
const meta = listData[0];
if (!meta) {
return { error: 'Invalid list data received from Google Maps', status: 400 };
}
const listName = meta[4] || 'Google Maps List';
const items = meta[8];
if (!Array.isArray(items) || items.length === 0) {
return { error: 'List is empty or could not be read', status: 400 };
}
// Parse place data from items
const places: { name: string; lat: number; lng: number; notes: string | null }[] = [];
for (const item of items) {
const coords = item?.[1]?.[5];
const lat = coords?.[2];
const lng = coords?.[3];
const name = item?.[2];
const note = item?.[3] || null;
if (name && typeof lat === 'number' && typeof lng === 'number' && !isNaN(lat) && !isNaN(lng)) {
places.push({ name, lat, lng, notes: note || null });
}
}
if (places.length === 0) {
return { error: 'No places with coordinates found in list', status: 400 };
}
// Insert places into trip
const insertStmt = db.prepare(`
INSERT INTO places (trip_id, name, lat, lng, notes, transport_mode)
VALUES (?, ?, ?, ?, ?, 'walking')
`);
const created: any[] = [];
const insertAll = db.transaction(() => {
for (const p of places) {
const result = insertStmt.run(tripId, p.name, p.lat, p.lng, p.notes);
const place = getPlaceWithTags(Number(result.lastInsertRowid));
created.push(place);
}
});
insertAll();
return { places: created, listName };
}
// ---------------------------------------------------------------------------
// Search place image (Unsplash)
// ---------------------------------------------------------------------------
export async function searchPlaceImage(tripId: string, placeId: string, userId: number) {
const place = db.prepare('SELECT * FROM places WHERE id = ? AND trip_id = ?').get(placeId, tripId) as Place | undefined;
if (!place) return { error: 'Place not found', status: 404 };
const user = db.prepare('SELECT unsplash_api_key FROM users WHERE id = ?').get(userId) as { unsplash_api_key: string | null } | undefined;
if (!user || !user.unsplash_api_key) {
return { error: 'No Unsplash API key configured', status: 400 };
}
const query = encodeURIComponent(place.name + (place.address ? ' ' + place.address : ''));
const response = await fetch(
`https://api.unsplash.com/search/photos?query=${query}&per_page=5&client_id=${user.unsplash_api_key}`,
);
const data = await response.json() as UnsplashSearchResponse;
if (!response.ok) {
return { error: data.errors?.[0] || 'Unsplash API error', status: response.status };
}
const photos = (data.results || []).map((p: NonNullable<UnsplashSearchResponse['results']>[number]) => ({
id: p.id,
url: p.urls?.regular,
thumb: p.urls?.thumb,
description: p.description || p.alt_description,
photographer: p.user?.name,
link: p.links?.html,
}));
return { photos };
}