# Canadian Coin & Currency connector (`cdncoin`)

- Source: https://www.cdncoin.com · dealer · CA · CAD · Shopify storefront
- Acquisition: public `/collections/<handle>/products.json?limit=250&page=N` (shared `ShopifyStoreConnector` adapter wrapped by `MarketPinnedShopifyConnector`, which adds a `localization=CA` cookie so Shopify Markets never geo-converts prices; no store-specific code)
- Records: `listing` (asking prices, one per variant; out-of-stock variants → `ended`)
- Refresh: every 12 h (ACTIVE→NORMAL boundary, large catalogue) · history: none (listings only)

Richmond Hill numismatic dealer: Canadian decimal, certified coins (ICCS/PCGS), PMG notes, world/US/ancient coins, medals & tokens. Shopify storefront with SKU per item.

## Collections → taxonomy
| collection handle | category | brand / franchise / series |
|---|---|---|
| `certified` | `coins` | — |
| `pcgs` | `coins` | — |
| `canadian-collections` | `coins` | — |
| `world-coins` | `coins` | — |
| `us-coins` | `coins` | — |
| `ancient-coins` | `coins` | — |
| `pre-confederation-tokens` | `coins` | — |
| `royal-canadian-mint-products-2` | `coins` | — |
| `canadian-paper-money` | `banknotes` | — |
| `pmg` | `banknotes` | — |
| `world-paper-money` | `banknotes` | — |
| `us-paper-money` | `banknotes` | — |
| `replacement-notes` | `banknotes` | — |
| `bank-of-canada-1937` | `banknotes` | — |
| `dominion-province-of-canada` | `banknotes` | — |
| `chartered` | `banknotes` | — |
| `medals-exonumia` | `medals` | — |

Rules (first match wins, applied to "title | product_type | tags | collection"):
- `\bPMG\b|\bbanknotes?\b|\bpaper money\b|\| (Canadian Paper Money|World Paper Money|US Paper Money|Chartered Bank Notes?|Dominion of Canada|Bank of Canada)[^|]* \||\bBC-\d|\bDC-\d` → `banknotes`
- `\bmedal(lion)?s?\b` → `medals`

Excluded (regex): `gift card|supplies|\balbums?\b|\bholders?\b|\bcapsules?\b|catalogue|catalog|magnifier|cleaning|\bflips?\b|\bpages?\b|\brolls?\b|\bbooks?\b|\btubes?\b|\bcases?\b|storage|\bbinder|\bloupe\b|\bgloves?\b|\bscale\b|\bmaps?\b|\bframe`

## Access & compliance
See `accessNotes` in meta.json: robots.txt verified 2026-09-08 (standard Shopify rules, products.json paths allowed), honest UA, 1 req / 1.5 s, listings only, no personal data. Not fetched: bullion (silver/gold), gift/theme collections ("for nature lovers"…), supplies, new-arrivals umbrella.

## Fixtures & tests
`data/fixtures/cdncoin/` — live captures (`pnpm tsx connectors/api/_g3-shops-na-lib/capture.ts cdncoin`), trimmed single-product payloads incl. a sold-out variant and a graded item.
`pnpm vitest run connectors/api/cdncoin` · live probe: `pnpm tsx connectors/api/_g3-shops-na-lib/probe.ts cdncoin`.