import { BOLD_MAP, ITALIC_MAP, BOLD_ITALIC_MAP, UNICODE_TO_ASCII_MAP } from "./unicode-maps";

export type FormatStyle = "bold" | "italic" | "bold-italic";

const STYLE_MAPS: Record<FormatStyle, Record<string, string>> = {
    "bold": BOLD_MAP,
    "italic": ITALIC_MAP,
    "bold-italic": BOLD_ITALIC_MAP,
};

export function transformText(text: string, style: FormatStyle): string {
    const map = STYLE_MAPS[style];
    return [...text].map(ch => map[ch] ?? ch).join("");
}

export function cleanText(text: string): string {
    return [...text].map(ch => UNICODE_TO_ASCII_MAP.get(ch) ?? ch).join("");
}

export function bulletToEmdash(text: string): string {
    return text.split("\n").map(line =>
        line.startsWith("* ") ? "— " + line.slice(2) : "— " + line
    ).join("\n");
}

export function bulletToArrow(text: string): string {
    return text.split("\n").map(line =>
        line.startsWith("* ") ? "→ " + line.slice(2) : "→ " + line
    ).join("\n");
}

export function numberedListSlash(text: string): string {
    let n = 0;
    return text.split("\n").map(line => {
        n++;
        const content = line.startsWith("* ") ? line.slice(2) : line;
        return `${n}/ ${content}`;
    }).join("\n");
}

export function numberedListParens(text: string): string {
    let n = 0;
    return text.split("\n").map(line => {
        n++;
        const content = line.startsWith("* ") ? line.slice(2) : line;
        return `(${n}) ${content}`;
    }).join("\n");
}