John
79457230c1
Add color-coded edit highlights with an in-preview legend, strip CSP meta for srcdoc editing, and simplify fullscreen preview to immersive visual edit only. Default billing to CNY token rates unless H5_USE_BACKEND_COST=1. Co-authored-by: Cursor <cursoragent@cursor.com>
70 lines
2.8 KiB
JavaScript
70 lines
2.8 KiB
JavaScript
export function loadBillingConfig() {
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// 默认按人民币分（CNY cents）计费；仅当 H5_USE_BACKEND_COST=1 时才用上游 USD 成本换算。
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const useBackendCost = process.env.H5_USE_BACKEND_COST === '1';
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return {
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useBackendCost,
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usdCnyRate: Number(process.env.H5_USD_CNY_RATE ?? 7.2),
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inputCentsPer1k: Number(process.env.H5_BILL_INPUT_CENTS_PER_1K ?? 2),
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outputCentsPer1k: Number(process.env.H5_BILL_OUTPUT_CENTS_PER_1K ?? 6),
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minBillCents: Number(process.env.H5_MIN_BILL_CENTS ?? 1),
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};
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}
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export function normalizeTokenState(raw) {
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if (!raw || typeof raw !== 'object') {
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return {
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inputTokens: 0,
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outputTokens: 0,
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totalTokens: 0,
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accumulatedInputTokens: 0,
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accumulatedOutputTokens: 0,
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accumulatedTotalTokens: 0,
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accumulatedCost: null,
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};
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}
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return {
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inputTokens: Number(raw.inputTokens ?? raw.input_tokens ?? 0),
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outputTokens: Number(raw.outputTokens ?? raw.output_tokens ?? 0),
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totalTokens: Number(raw.totalTokens ?? raw.total_tokens ?? 0),
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accumulatedInputTokens: Number(
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raw.accumulatedInputTokens ?? raw.accumulated_input_tokens ?? raw.inputTokens ?? 0,
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),
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accumulatedOutputTokens: Number(
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raw.accumulatedOutputTokens ?? raw.accumulated_output_tokens ?? raw.outputTokens ?? 0,
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),
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accumulatedTotalTokens: Number(
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raw.accumulatedTotalTokens ?? raw.accumulated_total_tokens ?? raw.totalTokens ?? 0,
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),
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accumulatedCost:
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raw.accumulatedCost ?? raw.accumulated_cost ?? null,
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};
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}
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export function computeDeltaCostCents(previous, current, config = loadBillingConfig()) {
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const prevCost =
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previous?.lastAccumulatedCost == null ? null : Number(previous.lastAccumulatedCost);
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const currCost =
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current.accumulatedCost == null ? null : Number(current.accumulatedCost);
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if (config.useBackendCost && prevCost != null && currCost != null && currCost >= prevCost) {
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const deltaUsd = currCost - prevCost;
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return Math.max(config.minBillCents, Math.ceil(deltaUsd * config.usdCnyRate * 100));
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}
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if (config.useBackendCost && prevCost == null && currCost != null && currCost > 0) {
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return Math.max(config.minBillCents, Math.ceil(currCost * config.usdCnyRate * 100));
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}
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// 默认路径：按 Token 增量 × 人民币单价（分/1k tokens）扣费。
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const prevIn = Number(previous?.lastInputTokens ?? 0);
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const prevOut = Number(previous?.lastOutputTokens ?? 0);
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const deltaIn = Math.max(0, current.accumulatedInputTokens - prevIn);
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const deltaOut = Math.max(0, current.accumulatedOutputTokens - prevOut);
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if (deltaIn === 0 && deltaOut === 0) return 0;
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const raw =
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(deltaIn / 1000) * config.inputCentsPer1k + (deltaOut / 1000) * config.outputCentsPer1k;
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if (raw <= 0) return 0;
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return Math.max(config.minBillCents, Math.ceil(raw));
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}
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