# `zappier/db/usage-repo`

**Package:** `zappier`  
**Source:** `packages/zappier/src/db/usage-repo.ts`  
**Lines:** 62

## What this module is

Implementation module in `zappier`. The tables below are extracted from the source (signatures + JSDoc).

## Exports

`SqliteUsageRepo`

## Types / interfaces / classes

| Kind | Name |
|------|------|
| class | `SqliteUsageRepo` |

## Functions

_No top-level functions extracted._

## Methods (class / object)

| Name | Parameters |
|------|------------|
| `constructor` | `private db: Database.Database` |
| `record` | `entry: UsageEntry` |
| `listFor` | `customerId: string, since?: Date` |
| `summaryFor` | `customerId: string, since?: Date` |

## What it imports / requires

- `better-sqlite3`
- `../usage`

## Call graph (identifiers invoked)

`constructor`, `exec`, `usage_entries`, `record`, `prepare`, `run`, `getTime`, `listFor`, `all`, `map`, `summaryFor`, `summarize`

Each identifier is a call site in this file. Follow the import list to see the defining module; open that module’s MD for parameter and return types.

## Return values (how to read this)

- HTTP route handlers return Express `res.json(...)` bodies (see route docs).
- Zapier `perform` functions return a **single object** (creates) or an **array** (triggers/searches).
- Pricing functions return integer **cents** on `Quote.totalCents`.