feat: motor de calculo real de llegadas de buses por parada - reemplaza datos mock con logica usando travel_time_minutes + horarios del dia, con soporte GPS para tiempos de espera en tiempo real

This commit is contained in:
2026-03-05 18:27:40 -05:00
parent 086375969b
commit 0e06fec1ae
2 changed files with 338 additions and 45 deletions

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@ -2,6 +2,41 @@
import { supabase } from '@/supabase'
import type { BusStop, Route } from '@/types'
// Map JS getDay() (0=Sun,6=Sat) to Spanish day names used in dias_operacion
const DAY_MAP: Record<number, string> = {
0: 'domingo',
1: 'lunes',
2: 'martes',
3: 'miercoles',
4: 'jueves',
5: 'viernes',
6: 'sabado'
}
/** Convert "HH:MM:SS" time string to total minutes since midnight */
function timeToMinutes(t: string): number {
const parts = t.split(':')
return parseInt(parts[0] || '0') * 60 + parseInt(parts[1] || '0')
}
/** Convert total minutes since midnight back to "HH:MM" string */
function minutesToTime(m: number): string {
const safeM = ((m % 1440) + 1440) % 1440 // wrap around midnight
const h = Math.floor(safeM / 60)
const min = safeM % 60
return `${h.toString().padStart(2, '0')}:${min.toString().padStart(2, '0')}`
}
export interface BusArrival {
routeName: string
routeId: string
arrivalTime: string // "HH:MM" when bus arrives at this stop
waitMinutes: number | null // null = no GPS, raw schedule shown
hasGps: boolean
departureTime: string // "HH:MM" when bus departs origin
alreadyPassed: boolean // true if bus has already passed this stop
}
export const busStopsService = {
/** Get all bus stops */
async getAllBusStops(): Promise<BusStop[]> {
@ -29,20 +64,121 @@ export const busStopsService = {
return (data || []).map((row: any) => row.routes) as Route[]
},
/** Get estimated next bus arrivals (Mock Data) */
async getNextBusArrivals(_stopId: string): Promise<{ routeName: string; arrivalTime: string }[]> {
// Mock delay to simulate network request
await new Promise(resolve => setTimeout(resolve, 500));
/**
* Real-time bus arrival calculator for a specific stop.
*
* Logic:
* 1. Get all routes passing through this stop + their travel_time_minutes to the stop
* 2. Get today's published schedules for those routes
* 3. For each schedule: arrivalAtStop = departure_time + travel_time_minutes
* 4. With GPS: filter to buses not yet passed, calculate wait minutes
* Without GPS: show all future arrivals as raw times for today (option A)
* 5. Return sorted by arrivalTime asc, max 8 results within next 2 hours
*/
async getNextBusesForStop(stopId: string, userLat?: number, userLng?: number): Promise<BusArrival[]> {
const hasGps = userLat !== undefined && userLng !== undefined
// Generate some random mock arrivals
const mockArrivals = [
{ routeName: "Ruta Boquete - David", arrivalTime: "5 min" },
{ routeName: "Ruta David - Boquete", arrivalTime: "12 min" },
{ routeName: "Ruta Circular", arrivalTime: "25 min" }
];
// ── STEP 1: Get route_stops entries for this stop (includes travel_time_minutes) ──
const { data: routeStopsData, error: rsError } = await supabase
.from('route_stops')
.select('route_id, travel_time_minutes, stop_delay_minutes')
.eq('stop_id', stopId)
// Randomly return 1-3 arrivals
return mockArrivals.slice(0, Math.floor(Math.random() * 3) + 1);
if (rsError) throw new Error(rsError.message)
if (!routeStopsData || routeStopsData.length === 0) return []
const routeIds = routeStopsData.map((rs: any) => rs.route_id)
// Build a lookup: routeId → travel_time_minutes to THIS stop
const travelTimeMap: Record<string, number> = {}
for (const rs of routeStopsData as any[]) {
travelTimeMap[rs.route_id] = (rs.travel_time_minutes || 0) + (rs.stop_delay_minutes || 0)
}
// ── STEP 2: Get routes metadata (name) ──
const { data: routesData, error: routesError } = await supabase
.from('routes')
.select('id, name')
.in('id', routeIds)
if (routesError) throw new Error(routesError.message)
const routeNameMap: Record<string, string> = {}
for (const r of (routesData || []) as any[]) {
routeNameMap[r.id] = r.name
}
// ── STEP 3: Get today's schedules ──
const now = new Date()
const todayDay = DAY_MAP[now.getDay()]
const nowMinutes = now.getHours() * 60 + now.getMinutes()
const { data: schedulesData, error: schError } = await supabase
.from('bus_schedules')
.select('route_id, departure_time, dias_operacion')
.in('route_id', routeIds)
.eq('is_published', true)
.order('departure_time', { ascending: true })
if (schError) throw new Error(schError.message)
if (!schedulesData || schedulesData.length === 0) return []
// ── STEP 4: Calculate arrival time for each schedule at THIS stop ──
const arrivals: BusArrival[] = []
for (const sched of schedulesData as any[]) {
// Check if this schedule runs today
const diasOp: string[] = sched.dias_operacion || []
if (!todayDay || !diasOp.includes(todayDay)) continue
const depMinutes = timeToMinutes(sched.departure_time)
const travelMins = travelTimeMap[sched.route_id] ?? 0
const arrivalMinutes = depMinutes + travelMins
// Handle midnight crossover (e.g. departure 23:50 + 20min travel = 00:10 next day)
const arrivalMinutesNormalized = arrivalMinutes % 1440
const alreadyPassed = arrivalMinutesNormalized < nowMinutes
const waitMinutes = hasGps ? (arrivalMinutesNormalized - nowMinutes) : null
// Without GPS (option A): show all future arrivals as raw times
// With GPS: only show buses that haven't passed yet
if (hasGps && alreadyPassed) continue
// Skip buses more than 3 hours in the future to avoid showing the whole day
if (hasGps && waitMinutes !== null && waitMinutes > 180) continue
// Without GPS: skip past arrivals but show up to next 3 hours anyway
if (!hasGps && alreadyPassed && Math.abs(arrivalMinutesNormalized - nowMinutes) > 10) continue
arrivals.push({
routeName: routeNameMap[sched.route_id] || 'Ruta desconocida',
routeId: sched.route_id,
arrivalTime: minutesToTime(arrivalMinutesNormalized),
departureTime: minutesToTime(depMinutes),
waitMinutes,
hasGps,
alreadyPassed
})
}
// Sort by arrival time ascending, return first 8
arrivals.sort((a, b) => {
const aMin = timeToMinutes(a.arrivalTime)
const bMin = timeToMinutes(b.arrivalTime)
return aMin - bMin
})
return arrivals.slice(0, 8)
},
/**
* @deprecated Use getNextBusesForStop instead.
* Kept for compatibility — calls the real engine without GPS context.
*/
async getNextBusArrivals(stopId: string): Promise<{ routeName: string; arrivalTime: string }[]> {
const real = await this.getNextBusesForStop(stopId)
return real.map(a => ({ routeName: a.routeName, arrivalTime: a.arrivalTime }))
},
/** Create a new bus stop (Admin) */