export const ATTACHMENT_NOTATION = /^a([1-9]\d*|n)?$/i;
export class UnsupportedAttachmentNotationError extends Error {
    constructor(value) {
        super(`Source "${value}" uses LM-Studio attachment notation (aN), which is not supported here. ` +
            `Use load_file_attachment first, then pass the resulting scratchpad filename as the source instead.`);
        this.name = "UnsupportedAttachmentNotationError";
    }
}
function rejectIfAttachmentNotation(value) {
    if (typeof value !== "string")
        return;
    const trimmed = value.trim();
    if (ATTACHMENT_NOTATION.test(trimmed)) {
        throw new UnsupportedAttachmentNotationError(trimmed);
    }
}
/** No-ops entirely for the unsloth preset (see module doc comment above). */
export function assertNoAttachmentNotation(args, preset) {
    if (preset.name === "unsloth")
        return;
    const { canvas, moodboard } = args;
    if (Array.isArray(canvas)) {
        canvas.forEach(rejectIfAttachmentNotation);
    }
    else {
        rejectIfAttachmentNotation(canvas);
    }
    if (Array.isArray(moodboard)) {
        moodboard.forEach(rejectIfAttachmentNotation);
    }
    else if (typeof moodboard === "string") {
        // moodboard also accepts a comma/space-separated string (see SourceNotationList in schemas.ts).
        moodboard.split(/[\s,]+/).forEach(rejectIfAttachmentNotation);
    }
}
/** Collects every aN-shaped token out of canvas/moodboard, deduplicated — used to feed
 *  McpResultPreset.beforeToolCall()'s `attachmentTokens` (unsloth only). */
export function collectAttachmentTokens(args) {
    const { canvas, moodboard } = args;
    const tokens = new Set();
    const consider = (value) => {
        if (typeof value !== "string")
            return;
        const trimmed = value.trim();
        if (ATTACHMENT_NOTATION.test(trimmed))
            tokens.add(trimmed);
    };
    if (Array.isArray(canvas))
        canvas.forEach(consider);
    else
        consider(canvas);
    if (Array.isArray(moodboard))
        moodboard.forEach(consider);
    else if (typeof moodboard === "string")
        moodboard.split(/[\s,]+/).forEach(consider);
    return [...tokens];
}
// No separate path-resolution step here: core/tools.ts's own handlers already parse and resolve
// canvas/moodboard themselves (notation, comma/space-separated string, or a scratchpad
// basename/absolute path). Re-resolving here duplicated that logic with a second implementation.

export const ATTACHMENT_NOTATION = /^a([1-9]\d*|n)?$/i;
export class UnsupportedAttachmentNotationError extends Error {
    constructor(value) {
        super(`Source "${value}" uses LM-Studio attachment notation (aN), which is not supported here. ` +
            `Use load_file_attachment first, then pass the resulting scratchpad filename as the source instead.`);
        this.name = "UnsupportedAttachmentNotationError";
    }
}
function rejectIfAttachmentNotation(value) {
    if (typeof value !== "string")
        return;
    const trimmed = value.trim();
    if (ATTACHMENT_NOTATION.test(trimmed)) {
        throw new UnsupportedAttachmentNotationError(trimmed);
    }
}
/** No-ops entirely for the unsloth preset (see module doc comment above). */
export function assertNoAttachmentNotation(args, preset) {
    if (preset.name === "unsloth")
        return;
    const { canvas, moodboard } = args;
    if (Array.isArray(canvas)) {
        canvas.forEach(rejectIfAttachmentNotation);
    }
    else {
        rejectIfAttachmentNotation(canvas);
    }
    if (Array.isArray(moodboard)) {
        moodboard.forEach(rejectIfAttachmentNotation);
    }
    else if (typeof moodboard === "string") {
        // moodboard also accepts a comma/space-separated string (see SourceNotationList in schemas.ts).
        moodboard.split(/[\s,]+/).forEach(rejectIfAttachmentNotation);
    }
}
/** Collects every aN-shaped token out of canvas/moodboard, deduplicated — used to feed
 *  McpResultPreset.beforeToolCall()'s `attachmentTokens` (unsloth only). */
export function collectAttachmentTokens(args) {
    const { canvas, moodboard } = args;
    const tokens = new Set();
    const consider = (value) => {
        if (typeof value !== "string")
            return;
        const trimmed = value.trim();
        if (ATTACHMENT_NOTATION.test(trimmed))
            tokens.add(trimmed);
    };
    if (Array.isArray(canvas))
        canvas.forEach(consider);
    else
        consider(canvas);
    if (Array.isArray(moodboard))
        moodboard.forEach(consider);
    else if (typeof moodboard === "string")
        moodboard.split(/[\s,]+/).forEach(consider);
    return [...tokens];
}
// No separate path-resolution step here: core/tools.ts's own handlers already parse and resolve
// canvas/moodboard themselves (notation, comma/space-separated string, or a scratchpad
// basename/absolute path). Re-resolving here duplicated that logic with a second implementation.