Files

118 lines
3.6 KiB
JavaScript

import { readAuthFile } from '../../opencode/auth.js';
import {
getAuthEntry,
normalizeAuthEntry,
buildResult,
toUsageWindow,
toNumber,
resolveWindowSeconds,
resolveWindowLabel,
normalizeTimestamp
} from '../utils/index.js';
export const providerId = 'zai-coding-plan';
export const providerName = 'z.ai';
const aliases = ['zai-coding-plan', 'zai', 'z.ai'];
// CREDIT_LIMIT entries carry `usage` (total credits), `currentValue` (consumed),
// and `remaining`; TOKENS_LIMIT entries only carry a percentage.
const formatCreditAmount = (value) => {
if (value < 1000) return value.toLocaleString('en-US');
return `${Math.round(value / 100) / 10}k`;
};
const formatCreditValueLabel = (limit) => {
const used = toNumber(limit?.currentValue);
const total = toNumber(limit?.usage);
if (used === null || total === null) return null;
return `${formatCreditAmount(used)} / ${formatCreditAmount(total)} credits`;
};
export const isConfigured = () => {
const auth = readAuthFile();
const entry = normalizeAuthEntry(getAuthEntry(auth, aliases));
return Boolean(entry?.key || entry?.token);
};
export const fetchQuota = async () => {
const auth = readAuthFile();
const entry = normalizeAuthEntry(getAuthEntry(auth, aliases));
const apiKey = entry?.key ?? entry?.token;
if (!apiKey) {
return buildResult({
providerId,
providerName,
ok: false,
configured: false,
error: 'Not configured'
});
}
try {
const response = await fetch('https://api.z.ai/api/monitor/usage/quota/limit', {
method: 'GET',
headers: {
Authorization: `Bearer ${apiKey}`,
'Content-Type': 'application/json'
}
});
if (!response.ok) {
return buildResult({
providerId,
providerName,
ok: false,
configured: true,
error: `API error: ${response.status}`
});
}
const payload = await response.json();
const limits = Array.isArray(payload?.data?.limits) ? payload.data.limits : [];
const windows = {};
// The API renamed TOKENS_LIMIT to CREDIT_LIMIT; field semantics stayed the same,
// so both limit types map to the same windows.
for (const limit of limits.filter((entry) => entry?.type === 'TOKENS_LIMIT' || entry?.type === 'CREDIT_LIMIT')) {
const windowSeconds = resolveWindowSeconds(limit);
const windowLabel = resolveWindowLabel(windowSeconds);
const resetAt = limit?.nextResetTime ? normalizeTimestamp(limit.nextResetTime) : null;
const usedPercent = typeof limit?.percentage === 'number' ? limit.percentage : null;
const creditValueLabel = formatCreditValueLabel(limit);
windows[windowLabel] = toUsageWindow({
usedPercent,
windowSeconds,
resetAt,
valueLabel: creditValueLabel
});
}
const mcpToolsTimeLimit = limits.find((limit) => limit?.type === 'TIME_LIMIT');
if (mcpToolsTimeLimit) {
windows['MCP Tools'] = toUsageWindow({
usedPercent: typeof mcpToolsTimeLimit.percentage === 'number' ? mcpToolsTimeLimit.percentage : null,
windowSeconds: 30 * 24 * 60 * 60,
resetAt: mcpToolsTimeLimit.nextResetTime ? normalizeTimestamp(mcpToolsTimeLimit.nextResetTime) : null
});
}
return buildResult({
providerId,
providerName,
ok: true,
configured: true,
usage: { windows },
planLabel: typeof payload?.data?.level === 'string' && payload.data.level ? payload.data.level : null
});
} catch (error) {
return buildResult({
providerId,
providerName,
ok: false,
configured: true,
error: error instanceof Error ? error.message : 'Request failed'
});
}
};