const BASE_URL = 'https://travellermap.com';
const USER_AGENT = 'traveller-map-mcp/1.0 (github.com/shammond42/traveller-map-mcp)';
function buildUrl(path, params) {
    const url = new URL(path, BASE_URL);
    for (const [key, value] of Object.entries(params)) {
        if (value !== undefined) {
            url.searchParams.set(key, String(value));
        }
    }
    return url;
}
export async function apiGet(path, params = {}) {
    const url = buildUrl(path, params);
    const response = await fetch(url.toString(), {
        headers: { 'User-Agent': USER_AGENT },
    });
    if (!response.ok) {
        const body = await response.text();
        throw new Error(`Traveller Map API error ${response.status} at ${path}: ${body}`);
    }
    return response;
}
export async function apiGetImage(path, params = {}) {
    const url = buildUrl(path, params);
    const response = await fetch(url.toString(), {
        headers: {
            'User-Agent': USER_AGENT,
            'Accept': 'image/png',
        },
    });
    if (!response.ok) {
        const body = await response.text();
        throw new Error(`Traveller Map API error ${response.status} at ${path}: ${body}`);
    }
    const buffer = await response.arrayBuffer();
    return Buffer.from(buffer).toString('base64');
}
export async function apiGetJson(path, params = {}) {
    const response = await apiGet(path, { ...params, accept: 'application/json' });
    return response.json();
}
export async function apiGetText(path, params = {}) {
    const response = await apiGet(path, params);
    return response.text();
}
export async function apiGetDataUri(path, params = {}) {
    const response = await apiGet(path, { ...params, datauri: 1 });
    const text = await response.text();
    for (const mimeType of ['image/png', 'image/jpeg']) {
        const prefix = `data:${mimeType};base64,`;
        if (text.startsWith(prefix)) {
            return { base64: text.slice(prefix.length), mimeType };
        }
    }
    throw new Error(`Unexpected data URI format from ${path}: ${text.slice(0, 50)}`);
}
export async function apiPostImage(path, queryParams, formBody) {
    const url = buildUrl(path, queryParams);
    const body = new URLSearchParams(formBody).toString();
    const response = await fetch(url.toString(), {
        method: 'POST',
        headers: {
            'Content-Type': 'application/x-www-form-urlencoded',
            'User-Agent': USER_AGENT,
            'Accept': 'image/png',
        },
        body,
    });
    if (!response.ok) {
        const responseBody = await response.text();
        throw new Error(`Traveller Map API error ${response.status} at POST ${path}: ${responseBody}`);
    }
    const buffer = await response.arrayBuffer();
    return Buffer.from(buffer).toString('base64');
}
//# sourceMappingURL=client.js.map