mirror of
https://github.com/vibegif/vibegif.lol.git
synced 2026-04-07 18:22:13 +00:00
Refactor: full vanilla app state + DOM rendering
This commit is contained in:
389
assets/js/app.js
389
assets/js/app.js
@@ -1,146 +1,255 @@
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import { generateImageFrame } from "./openrouter.js";
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import { buildGifFromFrames } from "./gif.js";
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import { firstPrompt, nextFramePrompt, clampForm } from "./ui.js";
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import { firstPrompt, nextFramePrompt } from "./ui.js";
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const GEMINI_MODEL = "google/gemini-3.1-flash-image-preview";
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window.vibeGifApp = function () {
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return {
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settingsOpen: false,
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loading: false,
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error: "",
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apiKeyInput: "",
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apiKey: "",
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progressLabel: "",
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progressPct: 0,
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frames: [],
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gifUrl: "",
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form: {
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model: GEMINI_MODEL,
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userPrompt: "",
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frameCount: 4,
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fps: 6,
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imageSize: "1K",
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aspectRatio: "1:1"
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},
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isGeminiModel(model) {
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return model === GEMINI_MODEL;
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},
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refreshIcons() {
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const L = window.lucide;
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if (!L?.createIcons) return;
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try {
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// Newer lucide builds can require icons object
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L.createIcons({ icons: L.icons });
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} catch (_) {
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// Backward compatibility fallback
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try { L.createIcons(); } catch {}
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}
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},
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init() {
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this.apiKey = localStorage.getItem("openrouter_api_key") || "";
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this.apiKeyInput = this.apiKey || "";
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this.$nextTick(() => this.refreshIcons());
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window.addEventListener("load", () => this.refreshIcons());
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document.addEventListener("alpine:initialized", () => this.refreshIcons());
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this.$watch("settingsOpen", () => {
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this.$nextTick(() => this.refreshIcons());
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});
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this.$watch("form.model", (model) => {
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if (!this.isGeminiModel(model) && this.form.imageSize !== "1K") {
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this.form.imageSize = "1K";
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}
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if (this.isGeminiModel(model) && !["1K", "0.5K"].includes(this.form.imageSize)) {
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this.form.imageSize = "1K";
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}
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});
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},
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saveApiKey() {
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this.apiKey = this.apiKeyInput.trim();
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localStorage.setItem("openrouter_api_key", this.apiKey);
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this.settingsOpen = false;
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},
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clearApiKey() {
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this.apiKey = "";
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this.apiKeyInput = "";
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localStorage.removeItem("openrouter_api_key");
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},
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async generate() {
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this.error = "";
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this.gifUrl = "";
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this.frames = [];
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this.progressLabel = "";
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this.progressPct = 0;
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clampForm(this.form);
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if (!this.apiKey) {
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this.error = "Add your OpenRouter API key first (panel-left icon).";
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this.settingsOpen = true;
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return;
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}
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if (!this.form.userPrompt) {
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this.error = "Please enter a simple prompt (e.g. rolling cat).";
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return;
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}
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this.loading = true;
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try {
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const total = this.form.frameCount;
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const p1 = firstPrompt(this.form.userPrompt);
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this.progressLabel = `Generating frame 1/${total}...`;
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const frame1 = await generateImageFrame({
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apiKey: this.apiKey,
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model: this.form.model,
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textPrompt: p1,
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previousFrames: [],
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imageSize: this.form.imageSize,
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aspectRatio: this.form.aspectRatio
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});
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this.frames.push(frame1);
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this.progressPct = Math.round((1 / total) * 100);
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for (let i = 2; i <= total; i++) {
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this.progressLabel = `Generating frame ${i}/${total}...`;
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const next = await generateImageFrame({
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apiKey: this.apiKey,
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model: this.form.model,
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textPrompt: nextFramePrompt(total),
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previousFrames: this.frames.slice(-2),
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imageSize: this.form.imageSize,
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aspectRatio: this.form.aspectRatio
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});
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this.frames.push(next);
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this.progressPct = Math.round((i / total) * 100);
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}
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this.progressLabel = "Building GIF...";
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this.gifUrl = await buildGifFromFrames(this.frames, this.form.fps);
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this.progressLabel = "Done.";
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this.progressPct = 100;
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} catch (e) {
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this.error = e?.message || "Failed to generate.";
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} finally {
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this.loading = false;
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}
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}
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};
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const state = {
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apiKey: localStorage.getItem("openrouter_api_key") || "",
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frames: [],
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gifUrl: "",
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loading: false
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};
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const el = {};
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const q = (id) => document.getElementById(id);
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function clamp(n, min, max, fallback) {
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n = Number(n);
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if (Number.isNaN(n)) return fallback;
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return Math.min(max, Math.max(min, n));
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}
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function show(node) {
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node.classList.remove("hidden");
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if (node.id === "settings-modal") node.classList.add("flex");
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}
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function hide(node) {
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node.classList.add("hidden");
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if (node.id === "settings-modal") node.classList.remove("flex");
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}
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function setError(msg = "") {
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if (!msg) {
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el.error.textContent = "";
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hide(el.error);
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return;
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}
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el.error.textContent = msg;
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show(el.error);
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}
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function setProgress(label = "", pct = 0, visible = false) {
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el.progressLabel.textContent = label;
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el.progressBar.style.width = `${Math.max(0, Math.min(100, pct))}%`;
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visible ? show(el.progressWrap) : hide(el.progressWrap);
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}
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function setLoading(v) {
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state.loading = !!v;
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el.generateBtn.disabled = state.loading;
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el.generateBtn.textContent = state.loading ? "Generating…" : "Generate GIF";
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}
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function updateImageSizeOptions() {
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const model = el.model.value;
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const current = el.imageSize.value;
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const options = model === GEMINI_MODEL
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? [
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{ value: "1K", label: "1K" },
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{ value: "0.5K", label: "0.5K" }
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]
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: [{ value: "1K", label: "1K" }];
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el.imageSize.innerHTML = "";
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for (const opt of options) {
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const o = document.createElement("option");
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o.value = opt.value;
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o.textContent = opt.label;
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el.imageSize.appendChild(o);
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}
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const allowed = options.map((o) => o.value);
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el.imageSize.value = allowed.includes(current) ? current : "1K";
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}
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function renderFrames() {
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el.framesGrid.innerHTML = "";
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for (let i = 0; i < state.frames.length; i++) {
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const card = document.createElement("div");
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card.className = "rounded-xl border border-ui-border p-2 bg-white";
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const img = document.createElement("img");
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img.src = state.frames[i];
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img.alt = `frame ${i + 1}`;
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img.className = "w-full rounded-lg";
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const p = document.createElement("p");
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p.className = "mt-1 text-xs text-ui-sub";
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p.textContent = `Frame ${i + 1}`;
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card.appendChild(img);
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card.appendChild(p);
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el.framesGrid.appendChild(card);
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}
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}
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function renderGif() {
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if (!state.gifUrl) {
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hide(el.gifWrap);
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show(el.emptyOutput);
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return;
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}
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el.gifImg.src = state.gifUrl;
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el.gifDownload.href = state.gifUrl;
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show(el.gifWrap);
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hide(el.emptyOutput);
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}
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function openSettings() {
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el.apiKeyInput.value = state.apiKey;
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show(el.settingsModal);
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}
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function closeSettings() {
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hide(el.settingsModal);
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}
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function saveApiKey() {
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state.apiKey = el.apiKeyInput.value.trim();
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localStorage.setItem("openrouter_api_key", state.apiKey);
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closeSettings();
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}
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function clearApiKey() {
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state.apiKey = "";
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el.apiKeyInput.value = "";
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localStorage.removeItem("openrouter_api_key");
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}
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async function generate() {
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setError("");
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setLoading(true);
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setProgress("", 0, true);
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if (state.gifUrl) URL.revokeObjectURL(state.gifUrl);
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state.gifUrl = "";
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state.frames = [];
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renderGif();
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renderFrames();
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const model = el.model.value;
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const userPrompt = el.userPrompt.value.trim();
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const frameCount = clamp(el.frameCount.value, 2, 24, 4);
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const fps = clamp(el.fps.value, 1, 24, 6);
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const imageSize = el.imageSize.value;
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const aspectRatio = el.aspectRatio.value;
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if (!state.apiKey) {
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setError("Add your OpenRouter API key first (☰ button).");
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openSettings();
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setLoading(false);
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setProgress("", 0, false);
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return;
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}
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if (!userPrompt) {
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setError("Please enter a simple prompt (e.g. rolling cat).");
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setLoading(false);
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setProgress("", 0, false);
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return;
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}
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try {
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const p1 = firstPrompt(userPrompt);
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setProgress(`Generating frame 1/${frameCount}...`, Math.round(100 / frameCount), true);
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const frame1 = await generateImageFrame({
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apiKey: state.apiKey,
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model,
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textPrompt: p1,
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previousFrames: [],
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imageSize,
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aspectRatio
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});
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state.frames.push(frame1);
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renderFrames();
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for (let i = 2; i <= frameCount; i++) {
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setProgress(`Generating frame ${i}/${frameCount}...`, Math.round((i / frameCount) * 100), true);
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const next = await generateImageFrame({
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apiKey: state.apiKey,
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model,
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textPrompt: nextFramePrompt(frameCount),
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previousFrames: state.frames.slice(-2),
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imageSize,
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aspectRatio
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});
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state.frames.push(next);
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renderFrames();
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}
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setProgress("Building GIF...", 100, true);
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state.gifUrl = await buildGifFromFrames(state.frames, fps);
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renderGif();
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setProgress("Done.", 100, true);
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} catch (e) {
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setError(e?.message || "Failed to generate.");
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setProgress("", 0, false);
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} finally {
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setLoading(false);
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}
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}
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function bind() {
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el.openSettingsBtn.addEventListener("click", openSettings);
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el.closeSettingsBtn.addEventListener("click", closeSettings);
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el.saveApiKeyBtn.addEventListener("click", saveApiKey);
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el.clearApiKeyBtn.addEventListener("click", clearApiKey);
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el.generateBtn.addEventListener("click", generate);
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el.model.addEventListener("change", updateImageSizeOptions);
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el.settingsModal.addEventListener("click", (e) => {
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if (e.target === el.settingsModal) closeSettings();
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});
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document.addEventListener("keydown", (e) => {
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if (e.key === "Escape") closeSettings();
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});
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}
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function init() {
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el.model = q("model");
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el.userPrompt = q("user-prompt");
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el.frameCount = q("frame-count");
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el.fps = q("fps");
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el.imageSize = q("image-size");
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el.aspectRatio = q("aspect-ratio");
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el.generateBtn = q("generate-btn");
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el.error = q("error");
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el.progressWrap = q("progress-wrap");
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el.progressLabel = q("progress-label");
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el.progressBar = q("progress-bar");
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el.gifWrap = q("gif-wrap");
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el.gifImg = q("gif-img");
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el.gifDownload = q("gif-download");
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el.emptyOutput = q("empty-output");
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el.framesGrid = q("frames-grid");
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el.settingsModal = q("settings-modal");
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el.openSettingsBtn = q("open-settings-btn");
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el.closeSettingsBtn = q("close-settings-btn");
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el.apiKeyInput = q("api-key-input");
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el.saveApiKeyBtn = q("save-api-key-btn");
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el.clearApiKeyBtn = q("clear-api-key-btn");
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updateImageSizeOptions();
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renderGif();
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bind();
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}
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document.addEventListener("DOMContentLoaded", init);
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