651 lines
20 KiB
TypeScript
651 lines
20 KiB
TypeScript
export const ATLASCLOUD_BASE_URL = "https://api.atlascloud.ai";
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export const ATLASCLOUD_CATALOG_URL =
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"https://console.atlascloud.ai/api/v1/models";
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const COMMON_RATIO_ORDER = [
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"auto",
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"1:1",
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"16:9",
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"9:16",
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"4:3",
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"3:4",
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"3:2",
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"2:3",
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"5:4",
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"4:5",
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"21:9",
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];
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const IMAGE_INPUT_KEYS = [
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"images",
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"image_urls",
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"input_images",
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"reference_images",
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"reference_image_urls",
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"image",
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"Image",
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"image_url",
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"input_image",
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"reference_image",
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];
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const RESOLUTION_KEYS = ["resolution", "image_size", "output_resolution"];
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const ASPECT_RATIO_KEYS = ["aspect_ratio", "aspectRatio"];
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const OUTPUT_COUNT_KEYS = ["num_images", "number_of_images", "n", "output_count"];
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export interface AtlasCloudCatalogModel {
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uuid?: string;
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model: string;
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type?: string;
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displayName?: string;
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profile?: string;
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logo?: string;
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avatar?: string;
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schema?: string;
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priority?: number;
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categories?: string[];
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tags?: string[];
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display_console?: boolean;
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}
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export interface AtlasCloudRuntimeConfig {
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submitEndpoint: string;
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pollEndpoint: string;
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propertyNames: string[];
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requiredFields: string[];
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imageInputs: Array<{
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key: string;
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mode: "array" | "single";
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maxItems: number;
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required: boolean;
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}>;
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imageInputKey?: string;
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imageInputMode?: "array" | "single";
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videoClipInput?: {
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key: string;
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maxItems: number;
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required: boolean;
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itemDefaults: Record<string, string | number | boolean>;
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};
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resolutionKey?: string;
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aspectRatioKey?: string;
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outputCountKey?: string;
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aspectRatioValueMap: Record<string, string>;
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maxReferenceImages: number;
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maxVideoReferences: number;
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maxImages: number;
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defaults: Record<string, string | number | boolean>;
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enums: Record<string, Array<string | number>>;
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sizeValueMap: Record<string, Record<string, string>>;
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}
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export interface AtlasCloudImageModelPreset {
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modelId: string;
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displayName: string;
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avatarUrl?: string;
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description: string;
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supportsVision: boolean;
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supportsImageGen: boolean;
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sortOrder: number;
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capabilities: Record<string, unknown>;
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defaultParams: Record<string, unknown>;
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imageGenConfig: Record<string, unknown>;
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}
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type JsonRecord = Record<string, any>;
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export type AtlasCloudMediaKind = "image" | "video" | "3d";
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function asRecord(value: unknown): JsonRecord {
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return value && typeof value === "object" && !Array.isArray(value)
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? (value as JsonRecord)
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: {};
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}
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function uniqueStrings(values: unknown[]) {
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return Array.from(
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new Set(values.map((value) => String(value || "").trim()).filter(Boolean))
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);
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}
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function normalizeIntentToken(value: unknown) {
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return String(value || "")
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.trim()
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.toLowerCase()
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.replaceAll("_", "-");
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}
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export function inferAtlasCloudMediaKind(
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catalogModel: AtlasCloudCatalogModel
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): AtlasCloudMediaKind {
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const catalogType = normalizeIntentToken(catalogModel.type);
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const intentTokens = uniqueStrings([
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catalogModel.model,
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catalogModel.displayName,
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...(catalogModel.categories || []),
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...(catalogModel.tags || []),
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]).map(normalizeIntentToken);
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const intentText = intentTokens.join(" ");
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if (
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/(?:^|[\s/.-])(?:text|image)-to-3d(?:$|[\s/.-])/.test(intentText) ||
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/(?:^|[\s/.-])(?:hunyuan3d|seed3d|tripo-h3(?:\.\d+)?)(?:$|[\s/.-])/.test(
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intentText
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)
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) {
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return "3d";
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}
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if (
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catalogType === "video" ||
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intentTokens.some((token) =>
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[
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"text-to-video",
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"image-to-video",
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"video-to-video",
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"audio-to-video",
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].includes(token)
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)
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) {
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return "video";
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}
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return "image";
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}
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function derive3DSupportedModes(catalogModel: AtlasCloudCatalogModel) {
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const intentText = uniqueStrings([
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catalogModel.model,
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catalogModel.displayName,
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...(catalogModel.categories || []),
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...(catalogModel.tags || []),
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])
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.map(normalizeIntentToken)
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.join(" ");
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const modes = [
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...(intentText.includes("text-to-3d") ? ["text-to-3d"] : []),
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...(intentText.includes("image-to-3d") ? ["image-to-3d"] : []),
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];
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return modes.length > 0 ? modes : ["3d"];
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}
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function findFirstKey(properties: JsonRecord, candidates: string[]) {
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return candidates.find((key) => key in properties);
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}
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function getImageInputs(properties: JsonRecord, requiredFields: string[]) {
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return Object.entries(properties)
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.filter(([key, property]) => {
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const normalizedKey = key.toLowerCase();
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const record = asRecord(property);
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const acceptsMediaValue = record.type === "string" || record.type === "array";
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return (
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IMAGE_INPUT_KEYS.includes(key) ||
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(acceptsMediaValue &&
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normalizedKey.includes("image") &&
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!/(?:size|count|format|resolution|width|height)/.test(normalizedKey)) ||
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(acceptsMediaValue &&
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String(record["x-format"] || "").toLowerCase() === "image")
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);
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})
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.map(([key, property]) => {
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const record = asRecord(property);
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const mode = record.type === "array" ? "array" : "single";
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return {
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key,
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mode,
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maxItems:
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mode === "array"
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? Math.max(1, Math.min(14, Number(record.maxItems || 14)))
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: 1,
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required: requiredFields.includes(key),
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} as const;
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})
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.sort((a, b) => Number(b.required) - Number(a.required));
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}
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function getVideoClipInput(properties: JsonRecord, requiredFields: string[]) {
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const entry = Object.entries(properties).find(([key, property]) => {
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const normalizedKey = key.toLowerCase();
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const record = asRecord(property);
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const itemProperties = asRecord(asRecord(record.items).properties);
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return (
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record.type === "array" &&
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normalizedKey.includes("video") &&
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("url" in itemProperties || normalizedKey.includes("clip"))
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);
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});
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if (!entry) return undefined;
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const [key, property] = entry;
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const record = asRecord(property);
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const itemProperties = asRecord(asRecord(record.items).properties);
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const itemDefaults: Record<string, string | number | boolean> = {};
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for (const [itemKey, itemProperty] of Object.entries(itemProperties)) {
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if (itemKey === "url") continue;
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const value = asRecord(itemProperty).default;
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if (["string", "number", "boolean"].includes(typeof value)) {
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itemDefaults[itemKey] = value;
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}
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}
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return {
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key,
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maxItems: Math.max(1, Math.min(4, Number(record.maxItems || 1))),
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required: requiredFields.includes(key),
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itemDefaults,
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};
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}
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function getEnumValues(property: unknown) {
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const record = asRecord(property);
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const values = Array.isArray(record.enum) ? record.enum : [];
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return values.filter(
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(value) => typeof value === "string" || typeof value === "number"
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) as Array<string | number>;
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}
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function getPostEndpoint(schema: JsonRecord) {
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const paths = asRecord(schema.paths);
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return (
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Object.entries(paths).find(([, value]) => asRecord(value).post)?.[0] ||
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"/api/v1/model/generateImage"
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);
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}
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function getPollEndpoint(schema: JsonRecord) {
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const paths = asRecord(schema.paths);
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return (
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Object.entries(paths).find(
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([path, value]) =>
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path.includes("{") && Boolean(asRecord(value).get)
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)?.[0] || "/api/v1/model/prediction/{request_id}"
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);
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}
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function getInputSchema(schema: JsonRecord) {
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const components = asRecord(schema.components);
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const schemas = asRecord(components.schemas);
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return asRecord(schemas.Input || schemas.input);
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}
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function normalizeKSize(value: unknown) {
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const match = String(value || "")
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.trim()
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.match(/^(1|2|4)\s*k$/i);
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return match?.[1] ? `${match[1]}K` : "";
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}
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function gcd(a: number, b: number): number {
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return b ? gcd(b, a % b) : a;
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}
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function parsePixelSize(value: unknown) {
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const match = String(value || "")
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.trim()
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.match(/^(\d+)\s*[x*×]\s*(\d+)$/i);
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if (!match) return null;
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const width = Number(match[1]);
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const height = Number(match[2]);
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if (!width || !height) return null;
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const divisor = gcd(width, height);
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return {
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value: String(value),
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width,
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height,
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ratio: `${Math.round(width / divisor)}:${Math.round(height / divisor)}`,
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};
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}
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function getPixelTier(width: number, height: number) {
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const maxSide = Math.max(width, height);
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if (maxSide <= 1400) return "1K";
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if (maxSide <= 2800) return "2K";
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return "4K";
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}
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function parseRatio(value: string) {
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const match = value.match(/^(\d+):(\d+)$/);
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if (!match) return null;
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const width = Number(match[1]);
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const height = Number(match[2]);
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return width && height ? width / height : null;
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}
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function closestCommonRatio(ratio: string) {
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const target = parseRatio(ratio);
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if (!target) return ratio;
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let winner = ratio;
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let score = Number.POSITIVE_INFINITY;
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for (const candidate of COMMON_RATIO_ORDER) {
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const value = parseRatio(candidate);
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if (!value) continue;
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const nextScore = Math.abs(Math.log(target / value));
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if (nextScore < score) {
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winner = candidate;
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score = nextScore;
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}
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}
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return winner;
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}
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function normalizeAspectRatioEnum(value: unknown) {
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const normalized = String(value || "").trim().toLowerCase();
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if (normalized === "auto") return "auto";
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if (/^\d+:\d+$/.test(normalized)) return normalized;
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if (normalized.startsWith("square")) return "1:1";
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const namedRatio = normalized.match(
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/^(landscape|portrait)[_-](\d+)[_x:](\d+)$/
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);
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if (!namedRatio) return "";
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const [, orientation, first, second] = namedRatio;
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return orientation === "portrait" ? `${second}:${first}` : `${first}:${second}`;
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}
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function buildAspectRatioValueMap(properties: JsonRecord) {
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for (const key of [...ASPECT_RATIO_KEYS, "image_size"]) {
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if (!(key in properties)) continue;
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const map: Record<string, string> = {};
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for (const value of getEnumValues(properties[key])) {
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const ratio = normalizeAspectRatioEnum(value);
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if (ratio && !map[ratio]) map[ratio] = String(value);
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}
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if (Object.keys(map).length > 0) return { key, map };
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}
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return { key: undefined, map: {} };
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}
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function buildSizeValueMap(sizeValues: Array<string | number>) {
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const map: Record<string, Record<string, string>> = {};
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for (const rawValue of sizeValues) {
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const parsed = parsePixelSize(rawValue);
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if (!parsed) continue;
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const tier = getPixelTier(parsed.width, parsed.height);
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const ratio = closestCommonRatio(parsed.ratio);
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map[tier] ||= {};
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map[tier][ratio] ||= parsed.value;
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}
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return map;
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}
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function deriveSupportedImageSizes(
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properties: JsonRecord,
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resolutionKey: string | undefined,
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sizeValueMap: Record<string, Record<string, string>>
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) {
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const direct = resolutionKey
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? getEnumValues(properties[resolutionKey]).map(normalizeKSize).filter(Boolean)
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: [];
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return uniqueStrings([...direct, ...Object.keys(sizeValueMap)]).filter((size) =>
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["1K", "2K", "4K"].includes(size)
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);
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}
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function deriveAspectRatios(
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aspectRatioValueMap: Record<string, string>,
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sizeValueMap: Record<string, Record<string, string>>
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) {
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const fromSizes = Object.values(sizeValueMap).flatMap((entry) =>
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Object.keys(entry)
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);
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const ratios = uniqueStrings([...Object.keys(aspectRatioValueMap), ...fromSizes]);
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return ratios.sort((a, b) => {
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const ai = COMMON_RATIO_ORDER.indexOf(a);
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const bi = COMMON_RATIO_ORDER.indexOf(b);
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return (ai < 0 ? 999 : ai) - (bi < 0 ? 999 : bi);
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});
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}
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function buildScalarDefaults(properties: JsonRecord) {
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const defaults: Record<string, string | number | boolean> = {};
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for (const [key, property] of Object.entries(properties)) {
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if (["model", "prompt", ...IMAGE_INPUT_KEYS].includes(key)) continue;
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const value = asRecord(property).default;
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if (["string", "number", "boolean"].includes(typeof value)) {
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defaults[key] = value;
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}
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}
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return defaults;
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}
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function buildEnums(properties: JsonRecord) {
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const enums: Record<string, Array<string | number>> = {};
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for (const [key, property] of Object.entries(properties)) {
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const values = getEnumValues(property);
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if (values.length > 0) enums[key] = values;
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}
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return enums;
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}
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function deriveMaxImages(properties: JsonRecord, outputCountKey?: string) {
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if (!outputCountKey) return 1;
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const property = asRecord(properties[outputCountKey]);
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const enumValues = getEnumValues(property)
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.map(Number)
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.filter((value) => Number.isFinite(value) && value > 0);
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const configuredMax = Number(property.maximum || property.max || 0);
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return Math.max(1, Math.min(15, configuredMax || Math.max(1, ...enumValues)));
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}
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export function createAtlasCloudImagePreset(
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catalogModel: AtlasCloudCatalogModel,
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schemaValue: unknown,
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index = 0
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): AtlasCloudImageModelPreset {
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const schema = asRecord(schemaValue);
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const input = getInputSchema(schema);
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const properties = asRecord(input.properties);
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const requiredFields = uniqueStrings(Array.isArray(input.required) ? input.required : []);
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const imageInputs = getImageInputs(properties, requiredFields);
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const videoClipInput = getVideoClipInput(properties, requiredFields);
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const imageInputKey = imageInputs[0]?.key;
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const resolutionKey = RESOLUTION_KEYS.find((key) => {
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if (!(key in properties)) return false;
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const values = getEnumValues(properties[key]);
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return values.length === 0 || values.some((value) => Boolean(normalizeKSize(value)));
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});
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const aspectRatioConfig = buildAspectRatioValueMap(properties);
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const aspectRatioKey = aspectRatioConfig.key;
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const outputCountKey = findFirstKey(properties, OUTPUT_COUNT_KEYS);
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const sizeValueMap = buildSizeValueMap(getEnumValues(properties.size));
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const supportedImageSizes = deriveSupportedImageSizes(
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properties,
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resolutionKey,
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sizeValueMap
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);
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const supportedAspectRatios = deriveAspectRatios(
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aspectRatioConfig.map,
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sizeValueMap
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);
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const imageProperty = imageInputKey ? asRecord(properties[imageInputKey]) : {};
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const maxReferenceImages = Math.min(
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14,
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imageInputs.reduce((total, input) => total + input.maxItems, 0)
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);
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const maxVideoReferences = videoClipInput?.maxItems || 0;
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const maxImages = deriveMaxImages(properties, outputCountKey);
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const categories = uniqueStrings(catalogModel.categories || []).map((value) =>
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value.toLowerCase()
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);
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const mediaKind = inferAtlasCloudMediaKind(catalogModel);
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const supportedModes =
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mediaKind === "3d"
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? derive3DSupportedModes(catalogModel)
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: [
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...(categories.some((value) => value.includes("text-to-image"))
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? ["text-to-image"]
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: []),
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...(imageInputKey ||
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categories.some((value) => value.includes("image-to-image"))
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? ["image-edit", "reference-images"]
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: []),
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...(videoClipInput ? ["reference-video"] : []),
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];
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if (mediaKind === "image" && supportedModes.length === 0) {
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supportedModes.push("text-to-image");
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}
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const runtimeConfig: AtlasCloudRuntimeConfig = {
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submitEndpoint: getPostEndpoint(schema),
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pollEndpoint: getPollEndpoint(schema),
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propertyNames: Object.keys(properties),
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requiredFields,
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imageInputs,
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imageInputKey,
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imageInputMode: imageProperty.type === "array" ? "array" : "single",
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videoClipInput,
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resolutionKey,
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aspectRatioKey,
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outputCountKey,
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aspectRatioValueMap: aspectRatioConfig.map,
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maxReferenceImages,
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maxVideoReferences,
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maxImages,
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defaults: buildScalarDefaults(properties),
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enums: buildEnums(properties),
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sizeValueMap,
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};
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const supportsSize = Boolean(
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resolutionKey || Object.keys(sizeValueMap).length > 0
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);
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const defaultImageSize =
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supportedImageSizes.find((value) => value === "2K") ||
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supportedImageSizes[0] ||
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"1K";
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const defaultAspectRatio =
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supportedAspectRatios.find((value) => value === "auto") ||
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supportedAspectRatios.find((value) => value === "1:1") ||
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supportedAspectRatios[0] ||
|
||
"1:1";
|
||
|
||
return {
|
||
modelId: catalogModel.model,
|
||
displayName: catalogModel.displayName || catalogModel.model,
|
||
avatarUrl: catalogModel.avatar || catalogModel.logo || undefined,
|
||
description:
|
||
catalogModel.profile ||
|
||
`Atlas Cloud ${mediaKind === "3d" ? "3D" : mediaKind === "video" ? "视频" : "图片"}模型 ${catalogModel.displayName || catalogModel.model}`,
|
||
supportsVision: Boolean(imageInputKey),
|
||
supportsImageGen: mediaKind === "image",
|
||
sortOrder: Math.max(0, 20_000 - index),
|
||
capabilities: {
|
||
kind:
|
||
mediaKind === "3d"
|
||
? "3d"
|
||
: mediaKind === "video"
|
||
? "video"
|
||
: imageInputKey
|
||
? "image-edit"
|
||
: "text-to-image",
|
||
mediaType: mediaKind,
|
||
supportedModes,
|
||
maxReferenceImages,
|
||
maxVideoReferences,
|
||
supportsMultiImageReference: maxReferenceImages > 1,
|
||
supportsVideoReference: maxVideoReferences > 0,
|
||
requiresVideoReference: videoClipInput?.required === true,
|
||
provider: "atlascloud",
|
||
schemaUrl: catalogModel.schema || null,
|
||
},
|
||
defaultParams: {
|
||
imageSize: defaultImageSize,
|
||
aspectRatio: defaultAspectRatio,
|
||
imageCount: 1,
|
||
runtimeModelId: catalogModel.model,
|
||
},
|
||
imageGenConfig: {
|
||
apiFormat: "atlascloud-unified-image",
|
||
maxImages,
|
||
maxReferenceImages,
|
||
maxVideoReferences,
|
||
supportsSize,
|
||
supports1K: supportedImageSizes.includes("1K"),
|
||
supports2K: supportedImageSizes.includes("2K"),
|
||
supports4K: supportedImageSizes.includes("4K"),
|
||
supportedImageSizes,
|
||
supportedAspectRatios,
|
||
supportsSeed: "seed" in properties,
|
||
supportsNegativePrompt: "negative_prompt" in properties,
|
||
supportsWatermark: "watermark" in properties,
|
||
enableLoadingPlaceholder: true,
|
||
atlasCloud: runtimeConfig,
|
||
},
|
||
};
|
||
}
|
||
|
||
async function mapWithConcurrency<T, R>(
|
||
values: T[],
|
||
limit: number,
|
||
mapper: (value: T, index: number) => Promise<R>
|
||
) {
|
||
const results = new Array<R>(values.length);
|
||
let cursor = 0;
|
||
const workers = Array.from({ length: Math.min(limit, values.length) }, async () => {
|
||
while (cursor < values.length) {
|
||
const index = cursor;
|
||
cursor += 1;
|
||
results[index] = await mapper(values[index], index);
|
||
}
|
||
});
|
||
await Promise.all(workers);
|
||
return results;
|
||
}
|
||
|
||
export async function fetchAtlasCloudImagePresets() {
|
||
const catalogResponse = await fetch(ATLASCLOUD_CATALOG_URL, {
|
||
cache: "no-store",
|
||
headers: { Accept: "application/json", "X-Source-From": "website" },
|
||
signal: AbortSignal.timeout(60_000),
|
||
});
|
||
if (!catalogResponse.ok) {
|
||
throw new Error(`Atlas Cloud 模型目录请求失败（HTTP ${catalogResponse.status}）`);
|
||
}
|
||
const catalogPayload = await catalogResponse.json();
|
||
const catalogModels: AtlasCloudCatalogModel[] = Array.isArray(catalogPayload?.data)
|
||
? catalogPayload.data
|
||
: [];
|
||
const models = catalogModels
|
||
.filter(
|
||
(model: AtlasCloudCatalogModel) =>
|
||
String(model?.type || "").toLowerCase() === "image" &&
|
||
model?.display_console !== false &&
|
||
Boolean(model?.model) &&
|
||
Boolean(model?.schema)
|
||
)
|
||
.sort(
|
||
(a: AtlasCloudCatalogModel, b: AtlasCloudCatalogModel) =>
|
||
Number(b.priority || 0) - Number(a.priority || 0)
|
||
);
|
||
|
||
const settled = await mapWithConcurrency(models, 10, async (model, index) => {
|
||
try {
|
||
const schemaResponse = await fetch(String(model.schema), {
|
||
cache: "no-store",
|
||
headers: { Accept: "application/json" },
|
||
signal: AbortSignal.timeout(30_000),
|
||
});
|
||
if (!schemaResponse.ok) {
|
||
throw new Error(`HTTP ${schemaResponse.status}`);
|
||
}
|
||
return {
|
||
preset: createAtlasCloudImagePreset(model, await schemaResponse.json(), index),
|
||
error: null,
|
||
};
|
||
} catch (error) {
|
||
return {
|
||
preset: null,
|
||
error: {
|
||
modelId: model.model,
|
||
error: error instanceof Error ? error.message : String(error),
|
||
},
|
||
};
|
||
}
|
||
});
|
||
|
||
return {
|
||
presets: settled.flatMap((result) => (result.preset ? [result.preset] : [])),
|
||
errors: settled.flatMap((result) => (result.error ? [result.error] : [])),
|
||
catalogCount: models.length,
|
||
};
|
||
}
|