97 lines
2.8 KiB
JavaScript
97 lines
2.8 KiB
JavaScript
document.addEventListener("DOMContentLoaded", () => {
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if (document.cookie.includes("_trpic_user")) {
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let infoBox = document.getElementById("info-box");
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// 阻止默认行为
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["dragenter", "dragover", "dragleave", "drop"].forEach((eventName) => {
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infoBox.addEventListener(eventName, (e) => e.preventDefault());
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});
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// 拖入高亮
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["dragenter", "dragover"].forEach((eventName) => {
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infoBox.addEventListener(eventName, () => {
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infoBox.style.backgroundColor = "rgb(50, 50, 50)";
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});
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});
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// 拖出取消高亮
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["dragleave", "drop"].forEach((eventName) => {
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infoBox.addEventListener(eventName, () => {
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infoBox.style.backgroundColor = "";
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});
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});
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// 处理文件
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infoBox.addEventListener("drop", (e) => {
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const files = e.dataTransfer.files;
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let merge = false;
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if (files.length === 0) return;
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if (files.length > 1) {
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merge = confirm("选择了多张图片，要组合为一个作品上传吗？")
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}
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let success = uploadFiles(files, merge);
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if (success == true) {
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infoBox.style.backgroundColor = "rgb(100, 130, 105)";
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setTimeout(() => {
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infoBox.style.backgroundColor = "rgb(30, 30, 30)";
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resetGallery();
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}, 1000);
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}
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});
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}
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async function uploadFiles(files, merge) {
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let artwork;
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let index = 0;
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for (const file of files) {
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if (!merge || index == 0) {
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try {
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const formData = new FormData();
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formData.append("file", file);
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const res = await fetch("/api/files", { method: "POST", body: formData });
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const data = await res.json();
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switch (res.status) {
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case 201:
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artwork = data;
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break;
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case 401:
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alert("上传失败：需要验证");
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break;
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default:
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alert(`上传失败：${data.msg}: ${data.error}`);
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return false
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}
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} catch (error) {
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alert(`请求失败: ${error}`);
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}
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} else if (artwork) {
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try {
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const formData = new FormData();
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formData.append("file", file);
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const res = await fetch(`/api/artworks/${artwork.id}/files`, { method: "POST", body: formData })
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const data = await res.json();
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switch (res.status) {
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case 201:
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break;
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case 401:
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alert("上传失败：需要验证");
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break;
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default:
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alert(`上传失败：${data.msg}: ${data.error}`);
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return false
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}
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} catch (error) {
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alert(`请求失败: ${error}`);
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return;
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}
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}
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index++;
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}
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return true
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}
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});
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