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import { DOMContext, attachRef, } from "svelte-toolbelt";
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import { Context, watch } from "runed";
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import { createBitsAttrs } from "../../internal/attrs.js";
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const avatarAttrs = createBitsAttrs({
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component: "avatar",
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parts: ["root", "image", "fallback"],
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});
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const AvatarRootContext = new Context("Avatar.Root");
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export class AvatarRootState {
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static create(opts) {
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return AvatarRootContext.set(new AvatarRootState(opts));
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}
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opts;
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domContext;
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attachment;
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constructor(opts) {
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this.opts = opts;
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this.domContext = new DOMContext(this.opts.ref);
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this.loadImage = this.loadImage.bind(this);
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this.attachment = attachRef(this.opts.ref);
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}
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loadImage(src, crossorigin, referrerPolicy) {
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if (this.opts.loadingStatus.current === "loaded")
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return;
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let imageTimerId;
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const image = new Image();
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image.src = src;
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if (crossorigin !== undefined)
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image.crossOrigin = crossorigin;
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if (referrerPolicy)
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image.referrerPolicy = referrerPolicy;
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this.opts.loadingStatus.current = "loading";
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image.onload = () => {
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imageTimerId = this.domContext.setTimeout(() => {
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this.opts.loadingStatus.current = "loaded";
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}, this.opts.delayMs.current);
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};
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image.onerror = () => {
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this.opts.loadingStatus.current = "error";
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};
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return () => {
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if (!imageTimerId)
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return;
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this.domContext.clearTimeout(imageTimerId);
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};
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}
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props = $derived.by(() => ({
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id: this.opts.id.current,
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[avatarAttrs.root]: "",
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"data-status": this.opts.loadingStatus.current,
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...this.attachment,
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}));
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}
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export class AvatarImageState {
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static create(opts) {
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return new AvatarImageState(opts, AvatarRootContext.get());
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}
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opts;
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root;
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attachment;
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constructor(opts, root) {
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this.opts = opts;
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this.root = root;
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this.attachment = attachRef(this.opts.ref);
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watch.pre([() => this.opts.src.current, () => this.opts.crossOrigin.current], ([src, crossOrigin]) => {
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if (!src) {
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this.root.opts.loadingStatus.current = "error";
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return;
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}
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this.root.loadImage(src, crossOrigin, this.opts.referrerPolicy.current);
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});
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}
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props = $derived.by(() => ({
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id: this.opts.id.current,
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style: {
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display: this.root.opts.loadingStatus.current === "loaded" ? "block" : "none",
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},
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"data-status": this.root.opts.loadingStatus.current,
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[avatarAttrs.image]: "",
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src: this.opts.src.current,
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crossorigin: this.opts.crossOrigin.current,
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referrerpolicy: this.opts.referrerPolicy.current,
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...this.attachment,
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}));
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}
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export class AvatarFallbackState {
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static create(opts) {
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return new AvatarFallbackState(opts, AvatarRootContext.get());
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}
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opts;
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root;
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attachment;
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constructor(opts, root) {
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this.opts = opts;
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this.root = root;
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this.attachment = attachRef(this.opts.ref);
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}
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style = $derived.by(() => this.root.opts.loadingStatus.current === "loaded" ? { display: "none" } : undefined);
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props = $derived.by(() => ({
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style: this.style,
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"data-status": this.root.opts.loadingStatus.current,
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[avatarAttrs.fallback]: "",
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...this.attachment,
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}));
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}
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