forked from erp-dev/erp
367 lines
13 KiB
Python
367 lines
13 KiB
Python
"""
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PrintingOrder -> docx template context mapping.
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This is intentionally separated from `printing/services.py` (WeCom logic) to keep concerns clear.
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"""
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from __future__ import annotations
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import re
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from collections.abc import Mapping
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from datetime import datetime
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from decimal import Decimal
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from typing import Any
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from django.utils import timezone
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from printing.models import PrintingOrder
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def _safe_str(v: Any) -> str:
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if v is None:
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return ""
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return str(v)
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def _fmt_date(dt: datetime | None) -> str:
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if not dt:
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return ""
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try:
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return timezone.localtime(dt).strftime("%Y-%m-%d")
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except Exception:
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return str(dt)
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def _pick_warehouse_name(order: PrintingOrder) -> str:
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"""
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PrintingOrder 模型本身没有 warehouse 字段,这里做一个“尽量饱满”的推断:
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- 优先取 order.merchant.warehouses.first().name
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- 否则空字符串
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"""
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m = getattr(order, "merchant", None)
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if not m:
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return ""
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try:
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wh = m.warehouses.order_by("id").first()
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return _safe_str(getattr(wh, "name", "")).strip()
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except Exception:
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return ""
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def _detect_max_line_index(placeholders: set[str]) -> int:
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"""
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Detect max line index from placeholders like:
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打印-销售单(8*9).产品名称17
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打印-销售单(8*9).销售数量32
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"""
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max_n = 0
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for k in placeholders or set():
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m = re.search(r"(产品名称|幅宽|规格|销售数量|单位)(\d+)$", k)
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if not m:
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continue
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try:
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n = int(m.group(2))
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except Exception:
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continue
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max_n = max(max_n, n)
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return max_n
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def build_printing_order_docx_context(
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*,
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order: PrintingOrder,
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placeholders: set[str] | None = None,
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printer_label: str = "",
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) -> dict[str, str]:
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"""
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Build context mapping for this repo's sales/printing docx template placeholders.
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This function tries to be "data rich" for testing:
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- Fill header fields: 客户名称/仓库名称/日期/页码
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- Fill line items from `PrintingOrder.printing_jobs`
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- Fill per-8-line subtotal: 数量和8/16/24/...
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- Fill brace placeholders: 备注/打印人
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"""
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prefix = "打印-销售单(8*9)."
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ph = placeholders or set()
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max_line = _detect_max_line_index(ph) or 32
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customer_name = _safe_str(getattr(getattr(order, "customer", None), "name", ""))
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warehouse_name = _pick_warehouse_name(order)
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order_date = _fmt_date(getattr(order, "created_at", None))
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human_id = _safe_str(getattr(order, "human_id", "")) or _safe_str(getattr(order, "id", ""))
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# remarks: try best-effort
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remark_parts = []
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for attr in ("description", "printing_warn", "production_warn", "rolling_warn"):
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v = _safe_str(getattr(order, attr, "")).strip()
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if v:
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remark_parts.append(v)
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remark = "\n".join(remark_parts[:3]) # avoid overlong
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ctx: dict[str, str] = {
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# main title
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f"{prefix}印花销售单": f"印花销售单 {human_id}".strip(),
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f"{prefix}客户名称": customer_name,
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f"{prefix}仓库名称": warehouse_name,
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f"{prefix}日期(订单日期)": order_date,
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f"{prefix}当前页码": "1",
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f"{prefix}总页数": "1",
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# brace placeholders (non-prefixed)
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"备注": remark,
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"打印人": (printer_label or "").strip(),
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}
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# Fill line items from jobs
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jobs = list(
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order.printing_jobs.select_related("product").order_by("id")
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if getattr(order, "id", None)
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else []
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)
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# For "尽可能饱满" testing: if few jobs, still fill what we can; unresolved will be cleared by renderer.
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def _job_product_name(job) -> str:
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p = getattr(job, "product", None)
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name = _safe_str(getattr(p, "name", "")).strip()
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if name:
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return name
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return _safe_str(getattr(job, "id", "")).strip()
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def _job_spec(job) -> str:
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parts = []
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size = _safe_str(getattr(job, "size", "")).strip()
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if size:
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parts.append(size)
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pieces = getattr(job, "pieces", None)
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if pieces not in (None, ""):
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parts.append(f"{pieces}件")
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return " / ".join(parts)
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def _job_width(job) -> str:
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# prefer order.width for consistent printing layout
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w = _safe_str(getattr(order, "width", "")).strip()
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if w:
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return w
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# fallback to product width_size if exists
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p = getattr(job, "product", None)
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w2 = getattr(p, "width_size", None)
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return _safe_str(w2)
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qty_by_index: dict[int, Decimal] = {}
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for i in range(1, max_line + 1):
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job = jobs[i - 1] if i - 1 < len(jobs) else None
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if job is None:
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continue
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qty = getattr(job, "quantity", None)
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try:
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qty_dec = Decimal(str(qty)) if qty is not None else Decimal("0")
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except Exception:
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qty_dec = Decimal("0")
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qty_by_index[i] = qty_dec
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ctx[f"{prefix}产品名称{i}"] = _job_product_name(job)
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ctx[f"{prefix}幅宽{i}"] = _job_width(job)
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ctx[f"{prefix}规格{i}"] = _job_spec(job)
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ctx[f"{prefix}销售数量{i}"] = _safe_str(qty)
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ctx[f"{prefix}单位{i}"] = _safe_str(getattr(job, "unit", "")).strip()
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# Subtotals: 数量和8/16/24/... if template has them (or just fill anyway)
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for end in range(8, max_line + 1, 8):
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s = sum((qty_by_index.get(i, Decimal("0")) for i in range(end - 7, end + 1)), Decimal("0"))
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ctx[f"{prefix}数量和{end}"] = _safe_str(s)
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# If template uses SalesOrder naming but we feed PrintingOrder, at least fill known placeholders.
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# Any placeholder not covered here will be cleared by renderer (when clear_unresolved=True).
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return ctx
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def build_debug_context_summary(context: Mapping[str, str]) -> dict[str, int]:
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"""
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Lightweight stats for logging/command output.
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"""
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filled = sum(1 for _k, v in (context or {}).items() if str(v or "").strip())
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total = len(context or {})
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return {"context_total_keys": int(total), "context_filled_keys": int(filled)}
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def build_mock_sales_docx_context(
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*,
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placeholders: set[str] | None = None,
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printer_label: str = "系统自动生成",
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seed: int = 20260126,
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) -> dict[str, str]:
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"""
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Build a "realistic enough" mock context for quickly testing docx template rendering,
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without requiring any DB data.
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Notes:
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- Fills as many indexed line placeholders as detected (default 32).
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- Also fills per-8-line subtotal placeholders.
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- Any missing placeholders will be cleared by renderer when clear_unresolved=True.
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"""
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import random
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r = random.Random(int(seed))
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prefix = "打印-销售单(8*9)."
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ph = placeholders or set()
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max_line = _detect_max_line_index(ph) or 32
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customer_names = ["宇文服饰", "星河面料", "青山印染", "江南布业", "云图设计"]
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warehouse_names = ["主仓库", "广州仓", "苏州仓", "上海仓", "临时仓"]
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crafts = ["活性印花", "分散印花", "数码直喷", "拔染", "涂料印花"]
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widths = ["145cm", "150cm", "160cm", "180cm"]
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specs = ["40S*40S", "32S", "21S", "涤棉65/35", "全棉"]
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units = ["米", "码"]
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now = timezone.localtime(timezone.now())
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order_date = now.strftime("%Y-%m-%d")
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human_id = f"{now.strftime('%Y%m%d')}{r.randint(100000, 999999)}"
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ctx: dict[str, str] = {
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f"{prefix}印花销售单": f"印花销售单 {human_id}",
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f"{prefix}当前页码": "1",
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f"{prefix}总页数": "1",
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f"{prefix}客户名称": r.choice(customer_names),
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f"{prefix}仓库名称": r.choice(warehouse_names),
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f"{prefix}日期(订单日期)": order_date,
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"备注": (
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f"工艺:{r.choice(crafts)}\n"
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f"交期:{(now + timezone.timedelta(days=r.randint(3, 10))).strftime('%Y-%m-%d')}\n"
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f"注意:色差控制、走货前复核数量"
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),
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"打印人": (printer_label or "").strip(),
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}
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# Fill line items 1..N
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from decimal import Decimal
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qty_by_index: dict[int, Decimal] = {}
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for i in range(1, max_line + 1):
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color = r.choice(["蓝", "红", "黑", "绿", "紫", "灰"])
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craft = r.choice(crafts)
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name = f"花型{i:02d}-{craft}-{color}"
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width = r.choice(widths)
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spec = f"{r.choice(specs)} / {r.randint(45, 120)}gsm"
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qty = Decimal(str(r.randint(8, 120))) + Decimal(str(r.choice([0, 0, 0, 0.5])))
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unit = r.choice(units)
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ctx[f"{prefix}产品名称{i}"] = name
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ctx[f"{prefix}幅宽{i}"] = width
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ctx[f"{prefix}规格{i}"] = spec
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ctx[f"{prefix}销售数量{i}"] = _safe_str(qty)
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ctx[f"{prefix}单位{i}"] = unit
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qty_by_index[i] = qty
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# Subtotals: 数量和8/16/...
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for end in range(8, max_line + 1, 8):
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s = sum((qty_by_index.get(i, Decimal("0")) for i in range(end - 7, end + 1)), Decimal("0"))
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ctx[f"{prefix}数量和{end}"] = _safe_str(s)
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return ctx
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def build_mock_sales_docx_pages(
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*,
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placeholders: set[str] | None = None,
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pages: int = 1,
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printer_label: str = "系统自动生成",
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seed: int = 20260126,
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) -> list[dict[str, str]]:
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"""
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Build per-page contexts for the fixed-size template:
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- 9 rows of items per page
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- each row has 8 quantity cells => 72 quantity cells per page
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Page-level summary fields (must be per-page):
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- `匹数`: count of non-empty quantity cells
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- `总数量`: sum of values in non-empty quantity cells
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"""
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import random
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if pages <= 0:
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return []
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r = random.Random(int(seed))
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prefix = "打印-销售单(8*9)."
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customer_names = ["宇文服饰", "星河面料", "青山印染", "江南布业", "云图设计"]
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warehouse_names = ["主仓库", "广州仓", "苏州仓", "上海仓", "临时仓"]
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crafts = ["活性印花", "分散印花", "数码直喷", "拔染", "涂料印花"]
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widths = ["145cm", "150cm", "160cm", "180cm"]
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specs = ["40S*40S", "32S", "21S", "涤棉65/35", "全棉"]
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units = ["米", "码"]
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now = timezone.localtime(timezone.now())
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order_date = now.strftime("%Y-%m-%d")
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human_id = f"{now.strftime('%Y%m%d')}{r.randint(100000, 999999)}"
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# Template rows indices for product fields: 1,9,17,...,65 (9 rows)
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row_start_indices = [1 + 8 * i for i in range(9)]
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from decimal import Decimal
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result: list[dict[str, str]] = []
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for page_no in range(1, int(pages) + 1):
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ctx: dict[str, str] = {
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f"{prefix}印花销售单": f"印花销售单 {human_id}",
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f"{prefix}当前页码": str(page_no),
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f"{prefix}总页数": str(pages),
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f"{prefix}客户名称": r.choice(customer_names),
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f"{prefix}仓库名称": r.choice(warehouse_names),
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f"{prefix}日期(订单日期)": order_date,
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"备注": (
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f"工艺:{r.choice(crafts)}\n"
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f"交期:{(now + timezone.timedelta(days=r.randint(3, 10))).strftime('%Y-%m-%d')}\n"
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f"注意:色差控制、走货前复核数量"
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),
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"打印人": (printer_label or "").strip(),
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}
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bolts = 0
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total_qty = Decimal("0")
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for row_i, start_idx in enumerate(row_start_indices, start=1):
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color = r.choice(["蓝", "红", "黑", "绿", "紫", "灰"])
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craft = r.choice(crafts)
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name = f"花型{page_no:02d}-{row_i:02d}-{craft}-{color}"
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width = r.choice(widths)
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spec = f"{r.choice(specs)} / {r.randint(45, 120)}gsm"
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unit = r.choice(units)
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ctx[f"{prefix}产品名称{start_idx}"] = name
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ctx[f"{prefix}幅宽{start_idx}"] = width
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ctx[f"{prefix}规格{start_idx}"] = spec
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ctx[f"{prefix}单位{start_idx}"] = unit
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row_sum = Decimal("0")
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# 8 quantity cells
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for j in range(8):
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idx = start_idx + j
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# make some cells blank to simulate real data
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if r.random() < 0.18:
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v = ""
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else:
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v = Decimal(str(r.randint(8, 120))) + Decimal(str(r.choice([0, 0, 0, 0.5])))
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ctx[f"{prefix}销售数量{idx}"] = _safe_str(v)
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if str(v).strip() != "":
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bolts += 1
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try:
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vv = Decimal(str(v))
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except Exception:
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vv = Decimal("0")
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total_qty += vv
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row_sum += vv
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# row subtotal placeholder: 数量和8/16/.../72 (end index)
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row_end = start_idx + 7
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ctx[f"{prefix}数量和{row_end}"] = _safe_str(row_sum)
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ctx[f"{prefix}匹数"] = _safe_str(bolts)
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ctx[f"{prefix}总数量"] = _safe_str(total_qty)
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result.append(ctx)
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return result
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