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Add PCM carrier-route postcard pick-and-send (#11)
## Summary Closes #11. - Mirror Monica: compose can use the postcard mailing list or 1–2 USPS carrier routes, with estimated cost shown. - Place selected routes through PCM list-count orders instead of importing occupant addresses.
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@@ -338,6 +338,210 @@ def get_order(order_id: int | str) -> dict[str, Any]:
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return data if isinstance(data, dict) else {}
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def get_design(design_id: int | str) -> dict[str, Any]:
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data = pcm_request("GET", f"/design/{design_id}")
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return data if isinstance(data, dict) else {}
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FIRST_CLASS_ONLY_SIZES = frozenset({"46", "46S"})
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MAX_SELECTED_ROUTES = 2
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DEFAULT_LIST_TYPE = "IRL"
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def mail_class_for_size(size: str | None) -> str:
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key = str(size or "").strip()
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if key in FIRST_CLASS_ONLY_SIZES:
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return "FirstClass"
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return "Standard"
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def _env_unit_price(mail_class: str) -> float | None:
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attr = (
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"PCM_POSTCARD_PRICE_FIRSTCLASS"
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if mail_class == "FirstClass"
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else "PCM_POSTCARD_PRICE_STANDARD"
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)
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raw = str(getattr(settings, attr, "") or "").strip()
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if not raw:
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return None
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try:
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value = float(raw)
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except ValueError:
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return None
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return value if value >= 0 else None
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def pick_unit_price(
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pricing: list[dict] | None,
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*,
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mail_class: str,
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quantity: int,
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) -> tuple[float | None, str]:
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"""Return (dollars per piece, source). Source is pcm|fallback|missing."""
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rows: list[dict] = []
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for item in pricing or []:
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if not isinstance(item, dict):
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continue
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if str(item.get("mailClass") or item.get("mail_class") or "") != mail_class:
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continue
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try:
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price = float(item.get("price"))
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break_qty = int(item.get("breakQty") or item.get("break_qty") or 0)
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except (TypeError, ValueError):
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continue
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rows.append({"price": price, "breakQty": break_qty})
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qty = max(int(quantity or 0), 0)
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if rows:
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eligible = [row for row in rows if qty >= row["breakQty"]]
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chosen = max(eligible, key=lambda row: row["breakQty"]) if eligible else min(
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rows, key=lambda row: row["breakQty"]
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)
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return chosen["price"], "pcm"
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fallback = _env_unit_price(mail_class)
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if fallback is not None:
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return fallback, "fallback"
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return None, "missing"
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def design_pricing(design_id: int | None) -> list[dict]:
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"""Load PCM per-piece pricing for a design (gallery payload preferred)."""
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if not design_id:
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return []
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try:
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design = get_design(design_id)
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except PcmApiError:
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design = {}
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pricing = design.get("pricing") if isinstance(design, dict) else None
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if isinstance(pricing, list) and pricing:
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return [row for row in pricing if isinstance(row, dict)]
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try:
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for item in list_designs(product_type="postcard"):
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if not isinstance(item, dict):
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continue
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did = item.get("designID") or item.get("design_id") or item.get("id")
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if str(did) != str(design_id):
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continue
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extra = item.get("pricing")
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if isinstance(extra, list):
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return [row for row in extra if isinstance(row, dict)]
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except PcmApiError:
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logger.exception("PCM list_designs failed while loading pricing")
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return []
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def extract_crrt_rows(payload: dict[str, Any]) -> list[dict[str, Any]]:
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"""Flatten ZipCRRT (or first) breakdown into {code, text, total} rows."""
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breakdowns = payload.get("breakdown") if isinstance(payload, dict) else None
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if not isinstance(breakdowns, list):
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return []
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preferred = None
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fallback = None
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for block in breakdowns:
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if not isinstance(block, dict):
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continue
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kind = str(block.get("breakdownType") or "").upper().replace("_", "")
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data = block.get("data") if isinstance(block.get("data"), list) else []
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rows = []
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for item in data:
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if not isinstance(item, dict):
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continue
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code = str(item.get("code") or "").strip()
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if not code:
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continue
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try:
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total = int(item.get("total") or 0)
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except (TypeError, ValueError):
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total = 0
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rows.append(
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{
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"code": code,
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"text": str(item.get("text") or code).strip(),
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"total": total,
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}
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)
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if not rows:
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continue
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if kind in {"ZIPCRRT", "CRRT", "CARRIERROUTE"}:
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preferred = rows
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break
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if fallback is None:
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fallback = rows
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return preferred or fallback or []
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def _list_type() -> str:
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return (getattr(settings, "PCM_LIST_TYPE", None) or DEFAULT_LIST_TYPE).strip() or DEFAULT_LIST_TYPE
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def list_count_zipcode(*, zip_codes: list[str], list_type: str | None = None) -> dict[str, Any]:
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data = pcm_request(
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"POST",
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"/list/count/zipcode",
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json_body={
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"listType": list_type or _list_type(),
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"breakdownType": "ZipCRRT",
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"zipCodes": zip_codes,
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"demographics": [],
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},
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)
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return data if isinstance(data, dict) else {}
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def list_count_radius(
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*,
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address: str,
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city: str,
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state: str,
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zip_code: str,
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miles: float,
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list_type: str | None = None,
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) -> dict[str, Any]:
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data = pcm_request(
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"POST",
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"/list/count/radius",
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json_body={
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"listType": list_type or _list_type(),
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"breakdownType": "ZipCRRT",
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"radius": {
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"radius": miles,
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"address": address,
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"city": city,
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"state": state,
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"zip": zip_code,
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},
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"demographics": [],
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},
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)
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return data if isinstance(data, dict) else {}
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def list_count_carrier_route(
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*,
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carrier_routes: list[str],
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list_type: str | None = None,
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) -> dict[str, Any]:
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data = pcm_request(
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"POST",
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"/list/count/carrier-route",
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json_body={
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"listType": list_type or _list_type(),
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"breakdownType": "ZipCRRT",
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"carrierRoutes": carrier_routes,
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"demographics": [],
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},
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)
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return data if isinstance(data, dict) else {}
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def _order_id_from_response(data: dict[str, Any]) -> str:
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order_id = data.get("orderID") or data.get("orderId") or data.get("id")
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if order_id is None and isinstance(data.get("results"), list) and data["results"]:
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order_id = data["results"][0].get("orderID")
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if order_id is None:
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raise PcmApiError(f"PCM order response missing orderID: {data!r}"[:400])
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return str(order_id)
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def place_postcard_order(
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*,
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design_id: int,
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@@ -358,13 +562,32 @@ def place_postcard_order(
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data = pcm_request("POST", "/order/postcard", json_body=payload)
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if not isinstance(data, dict):
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raise PcmApiError("Unexpected order response from PCM")
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return _order_id_from_response(data)
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order_id = data.get("orderID") or data.get("orderId") or data.get("id")
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if order_id is None and isinstance(data.get("results"), list) and data["results"]:
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order_id = data["results"][0].get("orderID")
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if order_id is None:
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raise PcmApiError(f"PCM order response missing orderID: {data!r}"[:400])
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return str(order_id)
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def place_postcard_order_with_list_count(
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*,
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design_id: int,
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list_count_id: int,
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record_count: int,
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ext_ref: str,
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mail_class: str = "Standard",
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) -> str:
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"""Place a postcard order against a PCM purchased list count."""
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payload = {
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"designID": design_id,
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"mailClass": mail_class,
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"extRefNbr": ext_ref,
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"listCountID": list_count_id,
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"recordCount": record_count,
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"returnAddress": return_address_from_settings(),
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}
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data = pcm_request(
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"POST", "/order/postcard/with-list-count", json_body=payload
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)
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if not isinstance(data, dict):
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raise PcmApiError("Unexpected list-count order response from PCM")
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return _order_id_from_response(data)
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def design_id_from_template(template) -> int | None:
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@@ -396,6 +619,24 @@ class PcmProvider:
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"(save a design from the postcard designer first)"
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)
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targeting = {}
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if message.campaign_id and isinstance(
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getattr(message.campaign, "route_targeting", None), dict
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):
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targeting = message.campaign.route_targeting
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list_count_id = targeting.get("list_count_id")
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record_count = targeting.get("record_count")
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if list_count_id and record_count:
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mail_class = str(targeting.get("mail_class") or "Standard")
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order_id = place_postcard_order_with_list_count(
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design_id=design_id,
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list_count_id=int(list_count_id),
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record_count=int(record_count),
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ext_ref=str(message.pk),
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mail_class=mail_class,
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)
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return PostcardResult(provider_id=order_id)
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recipient = contact_to_pcm_recipient(
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message.contact, ext_ref=str(message.pk)
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)
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