From 50c6f252b31392a5f8998b37e0c595357eca54d4 Mon Sep 17 00:00:00 2001
From: Francisco Sandoval <francisco.sandoval@crecic.cl>
Date: Wed, 16 Aug 2023 18:27:51 -0400
Subject: [PATCH] se agrega mapa de rutas

---
 src/components/GoogleMap.svelte  |  80 ------------------------
 src/components/MyMap.svelte      |  25 ++++++++
 src/pages/mapas/Paraderos.svelte | 103 ++++++++++++++++++++++++-------
 src/pages/mapas/Rutas.svelte     |  92 ++++++++++++++++++++-------
 src/stores/global.js             |   8 ++-
 5 files changed, 182 insertions(+), 126 deletions(-)
 delete mode 100644 src/components/GoogleMap.svelte
 create mode 100644 src/components/MyMap.svelte

diff --git a/src/components/GoogleMap.svelte b/src/components/GoogleMap.svelte
deleted file mode 100644
index 2621240..0000000
--- a/src/components/GoogleMap.svelte
+++ /dev/null
@@ -1,80 +0,0 @@
-<script>
-    import { onMount, createEventDispatcher } from 'svelte'
-    const dispatch = createEventDispatcher();
-
-    export let google_api_key = null;
-    export let center = null;
-    export let zoom = 4;
-    export let marks = [];
-
-    let mapEl = null;
-    let google = null;
-    let google_window = null;
-    let google_map = null;
-    let google_marks = []
-
-    $: cargarMarcadores(marks)
-
-    onMount(() => {
-        if (!globalThis.google) {
-            const el = document.createElement('script')
-            el.src = "https://maps.googleapis.com/maps/api/js?key=" + google_api_key + "&callback=initMap&v=weekly"
-            document.body.appendChild(el)
-        }
-
-    })
-
-    globalThis.initMap = function() {
-        google = globalThis.google;
-        google_window = new google.maps.InfoWindow();
-        google_map = new google.maps.Map(mapEl, { zoom, center });
-        cargarMarcadores(marks)
-    }
-   
-    function cargarMarcadores(marks) {
-        if (!google_map) return;
-
-        dispatch('loading', true)
-        
-        for (const mark of google_marks) {
-            mark.setMap(null)
-        }
-
-        if (marks.length) google_map.setCenter(marks[0].position)
-
-        google_marks = []
-        for (const mark of marks) {
-            const { position, title, location, url_image, id_paradero } = mark;
-            const marker = new google.maps.Marker({ position, map: google_map, title });
-
-            marker.addListener("click", () => {
-                google_window.close();
-                const imagen = url_image ? `<img alt="Imagen" src="${url_image}" width="200">` : ''
-                const html = `
-                    <h1>${title}</h1>
-                    <p>${location}</p>
-                    <button class="btn btn-primary" onclick="onEdita(${id_paradero})">Editar</button>
-                    <hr>
-                    ${imagen}
-                `
-                google_window.setContent(html);
-                google_window.open(marker.getMap(), marker);
-            });
-
-            google_marks.push(marker)
-        }
-
-        // google.maps.event.addListener(google_map, "zoom_changed", function () {
-        //     console.log({ zoom: google_map.zoom });
-        // });
-
-        dispatch('loading', false)
-    };
-
-    globalThis.onEdita = function(id_paradero) {
-        google_window.close();
-        dispatch('edita', id_paradero)
-    }
-</script>
-
-<div bind:this={mapEl} style="height: 800px; max-height: 90vh;">Cargando...</div>
diff --git a/src/components/MyMap.svelte b/src/components/MyMap.svelte
new file mode 100644
index 0000000..a15d1c2
--- /dev/null
+++ b/src/components/MyMap.svelte
@@ -0,0 +1,25 @@
+<script>
+    import { onMount, createEventDispatcher } from 'svelte'
+    const dispatch = createEventDispatcher();
+
+    export let google_api_key = ''
+    let mapEl = null
+
+    onMount(() => {
+        if (!globalThis.google) {
+            const el = document.createElement('script')
+            el.src = "https://maps.googleapis.com/maps/api/js?key=" + google_api_key + "&callback=initMap&v=weekly"
+            document.body.appendChild(el)
+        } else {
+            globalThis.initMap()
+        }
+    })
+
+    globalThis.initMap = function() {
+        const google = globalThis.google;
+        const google_map = new google.maps.Map(mapEl);
+        dispatch('start', google_map)
+    }
+</script>
+
+<div bind:this={mapEl} style="height: 800px; max-height: 90vh;">Cargando...</div>
\ No newline at end of file
diff --git a/src/pages/mapas/Paraderos.svelte b/src/pages/mapas/Paraderos.svelte
index 331bcb9..10e0fb2 100644
--- a/src/pages/mapas/Paraderos.svelte
+++ b/src/pages/mapas/Paraderos.svelte
@@ -1,13 +1,18 @@
 <script>
+    import { onMount } from 'svelte';
     import PageTitle from "$/components/PageTitle.svelte";
     import { getMarcasParaderos } from "$/services/mapas";
     import { storeParaderos } from "$/stores/global";
-    import GoogleMap from '$/components/GoogleMap.svelte'
+    import GoogleMap from '$/components/MyMap.svelte'
     import IconLoading from "$/components/IconLoading.svelte";
     import ModalParadero from "./ModalParadero.svelte";
     import { getRegiones } from "$/services/regiones";
     import { getComunas } from "$/services/comunas";
 
+    let google_api_key = null
+    let google_marks = []
+    let google_window = null
+    let google_map = null
     let data_map = null
     let paradero = null
     let id_comuna = ''
@@ -20,11 +25,14 @@
     let search_paraderos = []
     let loading = false
 
-    $: init_google_map($storeParaderos)
     $: onSearch(search)
 
     cargar_regiones_comunas()
 
+    onMount(() => {
+        cargar_paraderos_todos($storeParaderos)
+    })
+
     async function cargar_regiones_comunas() {
         try {
             regiones = await getRegiones()
@@ -34,22 +42,26 @@
         }
     }
 
+    async function cargar_paraderos_todos(data_default) {
+        try {
+            loading = true
+            const paraderos = data_default || await getMarcasParaderos()
+            storeParaderos.set(paraderos);
+            data_map = paraderos;
+            google_api_key = paraderos.google_api_key;
+            runSearch()
+        } catch (error) {
+            alert(error)
+        } finally {
+            loading = false
+        }
+    }
+
     function onChangeRegion() {
         comunas_region = comunas.filter(el => el.id_region === Number(id_region))
         runSearch()
     }
 
-    async function init_google_map(data_inicial) {
-        const paraderos = data_inicial || await getMarcasParaderos()
-        storeParaderos.set(paraderos);
-        data_map = paraderos;
-        runSearch()
-    }
-
-    function onEdita(id_paradero) {
-        paradero = { id_paradero }
-    }
-
     function onSearch(search) {
         if (!data_map) return;
         search_time && clearTimeout(search_time)
@@ -57,6 +69,7 @@
     }
 
     function runSearch() {
+        console.log('runSearch()')
         search_paraderos = data_map.marks.filter(el => {
             if (id_region && !id_comuna) {
                 const existe = comunas_region.findIndex(com => com.id_comuna === el.id_comuna) !== -1;
@@ -65,6 +78,55 @@
             if (id_comuna && el.id_comuna !== Number(id_comuna)) return false;
             return !search || el.location.toUpperCase().indexOf(search.toUpperCase()) !== -1;
         })
+
+        onMostrarParaderos(google_map)
+    }
+
+
+    function onMostrarParaderos(map) {
+        const google = globalThis.google;
+        if (!google) return;
+
+        console.log('onMostrarParaderos', map)
+        if (!google_map) google_map = map;
+        
+        // elimina las marcas anteriores en el mapa
+        google_marks.forEach(mark => mark.setMap(null))
+        
+        if (!google_window) google_window = new google.maps.InfoWindow();
+
+        google_marks = [];
+        for (const nuevaMarca of search_paraderos) {
+            const { position, title, location, url_image, id_paradero } = nuevaMarca;
+            const marker = new google.maps.Marker({ position, map: map, title });
+
+            marker.addListener("click", () => {
+                google_window.close();
+                const imagen = url_image ? `<img alt="Imagen" src="${url_image}" width="200">` : ''
+                const html = `
+                    <h1>${title}</h1>
+                    <p>${location}</p>
+                    <button class="btn btn-primary" onclick="onEditaParada(${id_paradero})">Editar</button>
+                    <hr>
+                    ${imagen}
+                `
+                google_window.setContent(html);
+                google_window.open(marker.getMap(), marker);
+            });
+            
+            google_marks.push(marker)
+        }
+
+        map.setCenter(search_paraderos[0].position)
+
+        // aplicar zoom en base a las coordenadas
+        const bounds = new google.maps.LatLngBounds();
+        search_paraderos.forEach(el => bounds.extend(el.position))
+        google_map.fitBounds(bounds);
+    }
+
+    globalThis.onEditaParada = function(id_paradero) {
+        paradero = { id_paradero }
     }
 </script>
 
@@ -74,7 +136,7 @@
     <div class="card-header">
         <div class="row">
             <div class="col-md-auto">
-                <button class="btn btn-outline-secondary" on:click|preventDefault={() => init_google_map(null)}><i class="bi bi-arrow-repeat"></i> Refrescar</button>
+                <button class="btn btn-outline-secondary" on:click|preventDefault={() => cargar_paraderos_todos(null)}><i class="bi bi-arrow-repeat"></i> Refrescar</button>
             </div>
             <div class="col-md-auto">
                 <div class="input-group">
@@ -106,23 +168,18 @@
             </div>
             <div class="col-md">
                 {#if loading}
+                    <IconLoading />
                     <span>Cargando ubicaciones...</span>
                 {/if}
             </div>
         </div>
     </div>
     <div class="card-body">
-        {#if data_map}
+        {#if google_api_key}
             <GoogleMap
-                google_api_key={data_map.google_api_key}
-                center={data_map.center}
-                zoom={data_map.zoom}
-                marks={search_paraderos}
-                on:edita={ev => onEdita(ev.detail)}
-                on:loading={ev => loading = ev.detail}
+                {google_api_key}
+                on:start={ev => onMostrarParaderos(ev.detail)}
             />
-        {:else}
-            <IconLoading />
         {/if}
     </div>
 </div>
diff --git a/src/pages/mapas/Rutas.svelte b/src/pages/mapas/Rutas.svelte
index 85c7138..09bccc5 100644
--- a/src/pages/mapas/Rutas.svelte
+++ b/src/pages/mapas/Rutas.svelte
@@ -1,6 +1,6 @@
 <script>
     import PageTitle from "$/components/PageTitle.svelte";
-    import GoogleMap from '$/components/GoogleMap.svelte'
+    import GoogleMap from '$/components/MyMap.svelte'
     import IconLoading from "$/components/IconLoading.svelte";
     import { getServicios } from "$/services/lineas";
     import { getRutasServicio } from "$/services/mapas";
@@ -8,12 +8,16 @@
     let data_map = null
     let lineas = []
     let servicios = []
+    let positions = []
     let id_linea = '';
     let id_servicio = '';
-    let loading = false
+    let loading = false;
+    let google_api_key = null;
+    let google_map = null;
+    let polyline = null;
 
     cargar_servicios()
-    $: cargar_rutas(id_linea, id_servicio)
+    $: cargar_coordenadas(id_linea, id_servicio)
 
     async function cargar_servicios() {
         try {
@@ -24,19 +28,72 @@
         }
     }
 
-    async function cargar_rutas(id_linea, service_id) {
+    async function cargar_coordenadas(id_linea, servicio_direccion) {
         try {
-            if (!id_linea || !service_id) return;
-            const data = await getRutasServicio({ id_linea, service_id })
-            console.log({ data })
+            loading = true
+            polyline && polyline.setMap(null);
+            polyline = null;
+
+            if (!id_linea || !servicio_direccion) return;
+            const [ service_id, direction_id] = servicio_direccion.split('-');
+            const data = await getRutasServicio({ id_linea, service_id, direction_id })
+            if (!google_api_key) google_api_key = data.google_api_key;
+            
+            positions = data.positions.map(el => ({ lat: el.shape_pt_lat, lng: el.shape_pt_lon }))
         } catch (error) {
             alert(error)
+        } finally {
+            loading = false;
         }
     }
 
-    async function init_google_map(data_inicial) {
+    function onPolyline(map) {
+        google_map = map;
+        // map.setZoom(8)
+        map.setZoom(0)
+        onMostrarCoordenadas(positions)
     }
 
+    $: onMostrarCoordenadas(positions)
+
+    function onMostrarCoordenadas(positions) {
+        if (!google_map) return;
+        const google = globalThis.google;
+
+        const minmax = positions.reduce((acum, el) => {
+            if (acum.min_lat === 0 || el.lat < acum.min_lat) acum.min_lat = el.lat;
+            if (acum.max_lat === 0 || el.lat > acum.max_lat) acum.max_lat = el.lat;
+            if (acum.min_lng === 0 || el.lng < acum.min_lng) acum.min_lng = el.lng;
+            if (acum.max_lng === 0 || el.lng > acum.max_lng) acum.max_lng = el.lng;
+            return { ...acum }
+        }, { min_lat: 0, max_lat: 0, min_lng: 0, max_lng: 0 })
+
+        // centrar el mapa
+        const pos_center = {
+            lat: minmax.min_lat + (minmax.max_lat - minmax.min_lat) / 2,
+            lng: minmax.min_lng + (minmax.max_lng - minmax.min_lng) / 2,
+        }
+        google_map.setCenter(pos_center)
+
+        // aplicar zoom en base a las coordenadas
+        const bounds = new google.maps.LatLngBounds();
+        positions.forEach(el => bounds.extend(el))
+        google_map.fitBounds(bounds);
+
+        polyline && polyline.setMap(null);
+        polyline = null;
+
+        polyline = new google.maps.Polyline({
+            path: positions,
+            geodesic: true,
+            strokeColor: "#FF0000",
+            strokeOpacity: 1.0,
+            strokeWeight: 2,
+            // editable: true,
+            // draggable: true
+        });
+        polyline.setMap(google_map);
+    }
 </script>
 
 <PageTitle>Paraderos</PageTitle>
@@ -44,9 +101,6 @@
 <div class="card">
     <div class="card-header">
         <div class="row">
-            <div class="col-md-auto">
-                <button class="btn btn-outline-secondary" on:click|preventDefault={() => init_google_map(null)}><i class="bi bi-arrow-repeat"></i> Refrescar</button>
-            </div>
             <div class="col-md-auto">
                 <div class="input-group">
                     <div class="input-group-text">Linea</div>
@@ -60,33 +114,29 @@
             </div>
             <div class="col-md-auto">
                 <div class="input-group">
-                    <div class="input-group-text">Comuna</div>
+                    <div class="input-group-text">Servicio</div>
                     <select bind:value={id_servicio} class="form-select">
                         <option value=""></option>
                         {#each servicios.filter(el => el.id_linea === id_linea) as servicio}
-                            <option value={servicio.service_id}>{servicio.service_id}</option>
+                            <option value={`${servicio.service_id}-${servicio.direction_id}`}>{servicio.service_id} - {servicio.trip_headsign}</option>
                         {/each}
                     </select>
                 </div>
             </div>
             <div class="col-md">
                 {#if loading}
+                    <IconLoading />
                     <span>Cargando rutas...</span>
                 {/if}
             </div>
         </div>
     </div>
     <div class="card-body">
-        {#if data_map}
+        {#if google_api_key}
             <GoogleMap
-                google_api_key={data_map.google_api_key}
-                center={data_map.center}
-                zoom={data_map.zoom}
-                marks={[]}
-                on:loading={ev => loading = ev.detail}
+                {google_api_key}
+                on:start={ev => onPolyline(ev.detail)}
             />
-        {:else}
-            <IconLoading />
         {/if}
     </div>
 </div>
diff --git a/src/stores/global.js b/src/stores/global.js
index 23a1db0..804be85 100644
--- a/src/stores/global.js
+++ b/src/stores/global.js
@@ -1,6 +1,10 @@
 import { writable } from 'svelte/store'
 
+const cacheParaderos = JSON.parse(sessionStorage.getItem('cache-paraderos') || 'null') || null;
+
 export const storeMessages = writable([]);
-export const storeParaderos = writable(null);
+export const storeParaderos = writable(cacheParaderos);
 export const storeSession = writable({});
-export const storeLayout = writable({ showSidebar: true });
\ No newline at end of file
+export const storeLayout = writable({ showSidebar: true });
+
+storeParaderos.subscribe(val => sessionStorage.setItem('cache-paraderos', JSON.stringify(val)))
\ No newline at end of file