2569718930@qq.com
63 lines
1.8 KiB
TypeScript
63 lines
1.8 KiB
TypeScript
type OpsFunnelStep = {
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key?: string;
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label?: string;
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count?: number;
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uniqueActors?: number;
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};
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type ConversionBase = {
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key: string;
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label: string;
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};
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const PAID_CONVERSION_BASES: ConversionBase[] = [
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{ key: "trial_created", label: "试用" },
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{ key: "signup_success", label: "注册" },
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{ key: "enter_terminal", label: "终端" },
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{ key: "landing_view", label: "访客" },
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];
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function finiteNonNegative(value: unknown) {
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const numeric = Number(value);
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return Number.isFinite(numeric) && numeric > 0 ? numeric : 0;
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}
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function stepValue(step?: OpsFunnelStep) {
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return finiteNonNegative(step?.uniqueActors) || finiteNonNegative(step?.count);
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}
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function formatRate(numerator: number, denominator: number) {
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if (denominator <= 0) return "—";
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return `${((numerator / denominator) * 100).toFixed(1)}%`;
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}
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export function getOpsPaidConversionKpi(steps: OpsFunnelStep[]) {
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const stepByKey = Object.fromEntries(
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steps.map((step) => [step.key || step.label || "", step]),
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);
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const paid = stepValue(stepByKey.payment_success);
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const base = PAID_CONVERSION_BASES
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.map((candidate) => ({
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...candidate,
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value: stepValue(stepByKey[candidate.key]),
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}))
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.find((candidate) => candidate.value > 0);
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const denominator = base?.value ?? 0;
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const landing = stepValue(stepByKey.landing_view);
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const visitorRate = landing > 0 ? formatRate(paid, landing) : "—";
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const visitorContext =
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base && base.key !== "landing_view" && visitorRate !== "—"
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? ` · 访客 ${visitorRate}`
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: "";
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return {
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rateLabel: formatRate(paid, denominator),
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subLabel: base
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? `${base.label} ${denominator} → ${paid}${visitorContext}`
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: `支付 ${paid}`,
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numerator: paid,
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denominator,
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denominatorKey: base?.key ?? null,
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};
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}
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