302 lines
8.3 KiB
TypeScript
302 lines
8.3 KiB
TypeScript
export type DetailGenerationMode = "classic" | "agent_layout";
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export type DetailUiTextBlockType = "title" | "subtitle" | "body";
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export type DetailUiTextAlign = "left" | "center" | "right";
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export interface DetailUiGlobalStyle {
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designLanguage?: string;
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typography?: {
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fontFamily?: string;
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title?: string;
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subtitle?: string;
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body?: string;
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};
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layout?: {
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grid?: string;
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safeArea?: string;
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rhythm?: string;
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};
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palette?: string;
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}
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export interface DetailUiScreenInput {
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index: number;
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title?: string;
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subtitle?: string;
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copy?: string;
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screenType?: "A" | "B" | "C";
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objective?: string;
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layoutNote?: string;
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}
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export interface DetailUiFrame {
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x: number;
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y: number;
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width: number;
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height: number;
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}
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export interface DetailUiTextStyle {
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fontFamily?: string;
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fontSize: number;
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fontWeight: string;
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lineHeight: number;
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color: string;
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textAlign: DetailUiTextAlign;
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}
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export interface DetailUiTextBlock {
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id: string;
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type: DetailUiTextBlockType;
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content: string;
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frame: DetailUiFrame;
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style: DetailUiTextStyle;
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}
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export interface DetailUiScreenProtocol {
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index: number;
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screenType?: "A" | "B" | "C";
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objective?: string;
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layoutNote?: string;
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safeArea: {
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top: number;
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bottom: number;
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left: number;
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right: number;
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};
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blocks: DetailUiTextBlock[];
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}
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export interface DetailUiProtocol {
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version: "detail-ui-protocol/v1";
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mode: DetailGenerationMode;
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screenSize: {
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width: number;
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height: number;
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};
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globalStyle?: DetailUiGlobalStyle;
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screens: DetailUiScreenProtocol[];
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}
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export interface DetailUiPatchNote {
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type: "layout" | "typography" | "conversion";
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message: string;
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}
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export interface DetailUiScreenReviewPatch {
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version: "detail-ui-review-patch/v1";
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mode: DetailGenerationMode;
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screenIndex: number;
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recommendedScreen: DetailUiScreenProtocol;
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notes: DetailUiPatchNote[];
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}
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function extractFirstNumber(value: string, fallback: number): number {
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const matched = String(value || "").match(/(\d+(?:\.\d+)?)/);
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return matched ? Number(matched[1]) : fallback;
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}
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function extractFontWeight(value: string, fallback = "600"): string {
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const matched = String(value || "").match(/\b(100|200|300|400|500|600|700|800|900)\b/);
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return matched?.[1] || fallback;
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}
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function parseSafeArea(input?: string, width = 790, height = 1300) {
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const raw = String(input || "");
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const yMatch = raw.match(/y\s*=\s*(\d+)\s*[-~～]\s*(\d+)/i);
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const leftMatch = raw.match(/(?:左右边距|左边距|左侧边距)\s*(\d+)\s*px/i);
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const rightMatch = raw.match(/(?:左右边距|右边距|右侧边距)\s*(\d+)\s*px/i);
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const top = yMatch ? Number(yMatch[1]) : 64;
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const bottom = yMatch ? Number(yMatch[2]) : Math.min(height - 120, 360);
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const left = leftMatch ? Number(leftMatch[1]) : 56;
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const right = rightMatch ? Number(rightMatch[1]) : left;
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return {
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top,
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bottom,
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left: Math.max(24, Math.min(width / 3, left)),
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right: Math.max(24, Math.min(width / 3, right)),
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};
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}
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function buildTextBlockStyle(
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type: DetailUiTextBlockType,
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globalStyle?: DetailUiGlobalStyle,
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screenIndex = 0,
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): DetailUiTextStyle {
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const typography = globalStyle?.typography;
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const titleBase = extractFirstNumber(typography?.title || "", 64);
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const subtitleBase = extractFirstNumber(typography?.subtitle || "", 34);
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const bodyBase = extractFirstNumber(typography?.body || "", 24);
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if (type === "title") {
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const fontSize = Math.max(36, Math.min(80, screenIndex === 0 ? titleBase : Math.round(titleBase * 0.86)));
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return {
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fontFamily: typography?.fontFamily,
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fontSize,
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fontWeight: extractFontWeight(typography?.title || "", "700"),
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lineHeight: 1.15,
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color: "#111827",
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textAlign: "left",
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};
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}
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if (type === "subtitle") {
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return {
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fontFamily: typography?.fontFamily,
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fontSize: Math.max(24, Math.min(50, subtitleBase)),
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fontWeight: extractFontWeight(typography?.subtitle || "", "600"),
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lineHeight: 1.22,
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color: "#374151",
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textAlign: "left",
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};
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}
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return {
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fontFamily: typography?.fontFamily,
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fontSize: Math.max(18, Math.min(36, bodyBase)),
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fontWeight: extractFontWeight(typography?.body || "", "500"),
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lineHeight: 1.38,
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color: "#4b5563",
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textAlign: "left",
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};
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}
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function estimateBlockHeight(
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content: string,
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style: DetailUiTextStyle,
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width: number,
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maxLines: number,
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) {
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const safeWidth = Math.max(120, width);
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const charsPerLine = Math.max(8, Math.floor(safeWidth / Math.max(10, style.fontSize * 0.9)));
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const estimatedLines = Math.min(
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maxLines,
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Math.max(1, Math.ceil(Array.from(String(content || "")).length / charsPerLine)),
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);
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return Math.ceil(style.fontSize * style.lineHeight * estimatedLines + 16);
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}
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export function buildDetailUiProtocol(params: {
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generationMode: DetailGenerationMode;
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screenSize: { width: number; height: number };
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globalStyle?: DetailUiGlobalStyle;
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screens: DetailUiScreenInput[];
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}): DetailUiProtocol {
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const { generationMode, screenSize, globalStyle } = params;
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const screens = params.screens.map((screen, index) => {
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const safeArea = parseSafeArea(globalStyle?.layout?.safeArea, screenSize.width, screenSize.height);
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const textWidth = Math.max(240, Math.round(screenSize.width - safeArea.left - safeArea.right));
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const blocks: DetailUiTextBlock[] = [];
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const titleText = String(screen.title || "").trim();
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const subtitleText = String(screen.subtitle || "").trim();
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const bodyText = String(screen.copy || "").trim();
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let cursorY = safeArea.top;
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if (titleText) {
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const style = buildTextBlockStyle("title", globalStyle, index);
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const height = estimateBlockHeight(titleText, style, textWidth, 2);
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blocks.push({
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id: `screen-${screen.index}-title`,
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type: "title",
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content: titleText,
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frame: {
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x: safeArea.left,
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y: cursorY,
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width: textWidth,
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height,
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},
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style,
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});
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cursorY += height + 16;
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}
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if (subtitleText) {
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const style = buildTextBlockStyle("subtitle", globalStyle, index);
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const height = estimateBlockHeight(subtitleText, style, textWidth, 3);
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blocks.push({
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id: `screen-${screen.index}-subtitle`,
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type: "subtitle",
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content: subtitleText,
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frame: {
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x: safeArea.left,
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y: cursorY,
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width: textWidth,
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height,
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},
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style,
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});
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cursorY += height + 14;
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}
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if (bodyText) {
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const style = buildTextBlockStyle("body", globalStyle, index);
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const remainingHeight = Math.max(96, safeArea.bottom - cursorY);
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const estimatedHeight = estimateBlockHeight(bodyText, style, textWidth, 5);
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blocks.push({
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id: `screen-${screen.index}-body`,
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type: "body",
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content: bodyText,
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frame: {
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x: safeArea.left,
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y: cursorY,
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width: textWidth,
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height: Math.min(remainingHeight, estimatedHeight),
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},
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style,
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});
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}
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return {
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index: screen.index,
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screenType: screen.screenType,
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objective: screen.objective,
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layoutNote: screen.layoutNote,
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safeArea,
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blocks,
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} satisfies DetailUiScreenProtocol;
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});
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return {
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version: "detail-ui-protocol/v1",
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mode: generationMode,
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screenSize,
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globalStyle,
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screens,
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};
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}
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export function buildDetailUiReviewPatch(params: {
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generationMode: DetailGenerationMode;
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screenSize: { width: number; height: number };
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globalStyle?: DetailUiGlobalStyle;
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screen: DetailUiScreenInput;
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layoutFixes?: string[];
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typographyFixes?: string[];
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conversionFixes?: string[];
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}): DetailUiScreenReviewPatch {
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const protocol = buildDetailUiProtocol({
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generationMode: params.generationMode,
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screenSize: params.screenSize,
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globalStyle: params.globalStyle,
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screens: [params.screen],
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});
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return {
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version: "detail-ui-review-patch/v1",
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mode: params.generationMode,
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screenIndex: params.screen.index,
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recommendedScreen: protocol.screens[0]!,
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notes: [
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...(params.layoutFixes || []).map((message) => ({ type: "layout" as const, message })),
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...(params.typographyFixes || []).map((message) => ({ type: "typography" as const, message })),
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...(params.conversionFixes || []).map((message) => ({ type: "conversion" as const, message })),
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],
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};
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}
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