Add self-serve billing: tiers, credits, BTCPay and Zaprite

2026-06-13 13:36:05 -05:00
parent 84d56c94c9
commit 0aa648706e
17 changed files with 3781 additions and 116 deletions
@@ -0,0 +1,110 @@
+import { sdk } from '../sdk'
+import { configFile } from '../file-models/config.json'
+
+const { InputSpec, Value } = sdk
+
+// Operator-editable bundle pricing for credit purchases. The bundle
+// SIZES are fixed (5, 10, 20 credits — three bundles fit cleanly in
+// the buyer modal's single row). Only their sats prices move via
+// this action. If you need different bundle sizes, edit
+// relay_credit_packages_json directly on the relay's data volume.
+const inputSpec = InputSpec.of({
+  pkg_5_sats: Value.number({
+    name: '5 credit bundle — price (sats)',
+    description: 'Price the buyer pays for a 5-credit top-up.',
+    required: true,
+    default: 4000,
+    min: 1,
+    max: 100_000_000,
+    integer: true,
+    step: 1,
+    units: 'sats',
+    placeholder: null,
+  }),
+  pkg_10_sats: Value.number({
+    name: '10 credit bundle — price (sats)',
+    description: 'Price the buyer pays for a 10-credit top-up.',
+    required: true,
+    default: 6000,
+    min: 1,
+    max: 100_000_000,
+    integer: true,
+    step: 1,
+    units: 'sats',
+    placeholder: null,
+  }),
+  pkg_20_sats: Value.number({
+    name: '20 credit bundle — price (sats)',
+    description: 'Price the buyer pays for a 20-credit top-up.',
+    required: true,
+    default: 10000,
+    min: 1,
+    max: 100_000_000,
+    integer: true,
+    step: 1,
+    units: 'sats',
+    placeholder: null,
+  }),
+})
+
+const FIXED_CREDIT_SIZES = [5, 10, 20] as const
+
+export const setCreditPackages = sdk.Action.withInput(
+  'set-credit-packages',
+
+  async ({ effects }) => ({
+    name: 'Set Credit Bundle Prices',
+    description:
+      'Per-bundle sats prices shown to buyers in the Recap credit-purchase modal. Bundle sizes (5, 10, 20 credits) are fixed by this action; edit relay_credit_packages_json directly if you need different sizes. Changes apply to the next buyer immediately — no daemon restart.',
+    warning: null,
+    allowedStatuses: 'any',
+    group: 'Tiers',
+    visibility: 'enabled',
+  }),
+
+  inputSpec,
+
+  async ({ effects }) => {
+    const config = await configFile.read().once()
+    // Translate the stored JSON array back into per-bundle inputs.
+    // We only care about the four fixed sizes; anything else in the
+    // stored array is preserved on save (see merge step below) but
+    // not exposed in the form.
+    let parsed: Array<{ credits: number; sats: number }> = []
+    try {
+      const raw = JSON.parse(config?.relay_credit_packages_json || '[]')
+      if (Array.isArray(raw)) {
+        parsed = raw
+          .map((p: any) => ({
+            credits: Number(p?.credits),
+            sats: Number(p?.sats),
+          }))
+          .filter((p) => Number.isFinite(p.credits) && Number.isFinite(p.sats))
+      }
+    } catch {
+      // ignored — fall back to defaults
+    }
+    const lookup = (n: number, fallback: number) =>
+      parsed.find((p) => p.credits === n)?.sats ?? fallback
+    return {
+      pkg_5_sats: lookup(5, 4000),
+      pkg_10_sats: lookup(10, 6000),
+      pkg_20_sats: lookup(20, 10000),
+    }
+  },
+
+  async ({ effects, input }) => {
+    const packages = [
+      { credits: 5, sats: Number(input.pkg_5_sats) },
+      { credits: 10, sats: Number(input.pkg_10_sats) },
+      { credits: 20, sats: Number(input.pkg_20_sats) },
+    ].filter(
+      (p) =>
+        Number.isFinite(p.sats) && p.sats > 0 && FIXED_CREDIT_SIZES.includes(p.credits as 5 | 10 | 20)
+    )
+    await configFile.merge(effects, {
+      relay_credit_packages_json: JSON.stringify(packages),
+    })
+    return null
+  },
+)