admin管理员组文章数量:1323381
I want to render the geojson files from the list to render on the map using mapbox-gl. From the file list which file's eye icons is cliked that file I want render or display on the map, after displaying if clicked on the eye close icon then that particular file shoule be hidden or un rendered from the map.
//layouts/default.vue
<template>
<div class="flex flex-col h-screen">
<header class="bg-gray-800 text-white p-4">
<nav class="flex justify-between">
<div class="logo">Your Logo</div>
<div>
<div v-if="user">
<span class="mr-4">Welcome, {{ user.username }}</span>
<button @click="logout" class="bg-red-500 text-white p-2 rounded">
Logout
</button>
</div>
<button
v-else
@click="toggleAuthPopup"
class="bg-blue-500 text-white p-2 rounded"
>
Login/Register
</button>
</div>
</nav>
</header>
<main class="flex flex-1">
<aside class="bg-gray-100 w-full md:w-1/4 p-4">
<UploadButton @uploadSuccess="fetchFiles" />
<FileList :files="files" @toggleVisibility="toggleFileVisibility" />
<ShapeList :shapes="shapes" @toggleVisibility="toggleShapeVisibility" />
<button
@click="downloadShape"
class="bg-green-500 text-white p-2 rounded"
>
Download Shape as GeoJSON
</button>
</aside>
<div class="flex-1">
<MapComponent
ref="mapComponentRef"
:files="files"
/>
</div>
</main>
<AuthPopup v-if="showAuthPopup" @close="toggleAuthPopup" />
</div>
</template>
<script>
import { useUserStore } from "../store/user.js";
import AuthPopup from "../components/AuthPopup.vue";
import UploadButton from "@/components/UploadButton.vue";
import FileList from "@/components/FileList.vue";
import ShapeList from "@/components/ShapeList.vue";
import MapComponent from "@/components/MapComponent.vue";
import { ref, computed, onMounted, nextTick, watch } from "vue";
export default {
components: {
AuthPopup,
UploadButton,
FileList,
ShapeList,
MapComponent,
},
setup() {
const userStore = useUserStore();
const showAuthPopup = ref(false);
const files = ref([]);
const shapes = ref([]);
const mapComponentRef = ref(null);
const toggleAuthPopup = () => {
showAuthPopup.value = !showAuthPopup.value;
};
const logout = async () => {
await fetch("http://localhost:8080/api/auth/logout", {
method: "POST",
credentials: "include", // Include cookies in the request
});
userStore.clearUser();
};
const user = computed(() => userStore.user);
// console.log(user);
const fetchFiles = async () => {
try {
const token = localStorage.getItem("token");
const response = await fetch("http://localhost:8080/api/files", {
method: "GET",
headers: {
Authorization: `Bearer ${token}`, // Include the token
},
credentials: "include",
});
const data = await response.json();
files.value = data.files.map((file) => ({ ...file, visible: false }));
} catch (error) {
console.error("Error fetching files:", error);
}
};
const fetchShapes = async () => {
const token = localStorage.getItem("token");
try {
const response = await fetch("http://localhost:8080/api/shapes", {
method: "GET",
headers: {
Authorization: `Bearer ${token}`, // Include the token
},
credentials: "include",
});
const data = await response.json();
shapes.value = data.shapes;
} catch (error) {
console.error("Error fetching shapes:", error);
}
};
const toggleFileVisibility = (fileId) => {
console.log("Received toggleVisibility event for fileId:", fileId);
const file = files.value.find((f) => f._id === fileId);
console.log("Found file:", file);
if (file) {
file.visible = !file.visible;
if (!mapComponentRef.value) {
console.error("MapComponent reference is not set.");
setTimeout(() => toggleFileVisibility(fileId), 100);
return;
}
mapComponentRef.value.toggleFileVisibility(fileId);
}
};
const toggleShapeVisibility = (shapeId) => {
// Logic to toggle shape visibility on the map
};
const downloadShape = async () => {
// Logic to download the selected shape as GeoJSON
};
const fetchUserData = async () => {
try {
const response = await fetch("http://localhost:8080/api/auth/user", {
method: "GET",
credentials: "include",
});
if (response.ok) {
const userData = await response.json();
userStore.setUser(userData);
} else {
console.error("User not authenticated");
}
} catch (error) {
console.error("Error fetching user data:", error);
}
};
onMounted(async () => {
await nextTick();
if (mapComponentRef.value) {
console.log("MapComponent initialized:", mapComponentRef.value);
} else {
console.error("MapComponent reference not initialized after nextTick.");
}
const storedUser = localStorage.getItem("user");
if (storedUser) {
userStore.setUser(JSON.parse(storedUser));
fetchFiles();
fetchShapes();
} else {
fetchFiles();
fetchShapes();
}
fetchUserData();
});
watch(mapComponentRef, (newVal) => {
if (newVal) {
console.log("MapComponent initialized:", newVal);
} else {
console.log("MapComponent reference is still null.");
}
});
return {
user,
showAuthPopup,
toggleAuthPopup,
logout,
files,
shapes,
fetchFiles,
fetchShapes,
toggleFileVisibility,
toggleShapeVisibility,
downloadShape,
};
},
};
</script>
<style scoped>
/* Add any additional styles here */
@media (max-width: 768px) {
aside {
width: 100%;
}
}
</style>
components/FileList.vue
<template>
<div>
<h2 class="text-lg font-bold">Files</h2>
<ul>
<li
v-for="file in files"
:key="file._id"
class="flex justify-between items-center"
>
<span>{{ file.fileName }}</span>
<div>
<button @click="toggleVisibility(file._id)">
<span v-if="file.visible">
本文标签：
版权声明：本文标题：vuejs3 - default.vue:165 MapComponent reference not initialized after nextTick. Nuxt:3.15 Vue@latest using Mapbox "mapb 内容由网友自发贡献，该文观点仅代表作者本人，
转载请联系作者并注明出处：http://www.betaflare.com/web/1742121718a2421739.html，
本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌抄袭侵权/违法违规的内容，一经查实，本站将立刻删除。
发表评论