Prefer CN device matches

tools/device_mapper.py

@@ -299,6 +299,22 @@ def normalize_alias_list(*groups: object) -> List[str]:
     return aliases
 
 
+def is_preferred_cn_source_file(source_file: str) -> bool:
+    source = str(source_file or "").strip().lower()
+    if not source:
+        return False
+    if source == MANUAL_SOURCE_FILE:
+        return True
+    return not (source.endswith("_en.md") or source.endswith("_global_en.md"))
+
+
+def first_preferred_match(records: List[DeviceRecord]) -> List[DeviceRecord]:
+    if not records:
+        return []
+    cn_records = [record for record in records if is_preferred_cn_source_file(record.source_file)]
+    return [(cn_records or records)[0]]
+
+
 def load_manual_catalog(repo_root: Path) -> dict[str, object]:
     path = repo_root / MANUAL_SOURCE_FILE
     if not path.exists():
@@ -719,7 +735,15 @@ class DeviceMapper:
                 }
                 matched_records = [r for r in [self.records_by_id[rid] for rid in candidate_ids] if self._brand_match(fallback_filter, r)]
 
-        matched_records.sort(key=lambda r: (r.device_name, r.source_file, r.id))
+        matched_records.sort(
+            key=lambda r: (
+                0 if is_preferred_cn_source_file(r.source_file) else 1,
+                r.device_name,
+                r.source_file,
+                r.id,
+            )
+        )
+        matched_records = first_preferred_match(matched_records)
 
         if matched_records:
             best = matched_records[0]

tools/web_server.py

@@ -857,6 +857,18 @@ def run_mysql_query(sql: str, database: str | None = None) -> list[dict[str, str
     return rows
 
 
+SQL_CN_SOURCE_ORDER = """
+CASE
+  WHEN source_file = 'local/manual_catalog.json'
+    OR (source_file NOT LIKE '%_en.md' AND source_file NOT LIKE '%_global_en.md')
+  THEN 0
+  ELSE 1
+END ASC,
+source_rank ASC,
+record_id ASC
+""".strip()
+
+
 def build_sql_query_payload(payload: dict[str, object]) -> dict[str, object]:
     raw_value = str(payload.get("model_raw") or payload.get("model") or "").strip()
     if not raw_value:
@@ -871,7 +883,7 @@ def build_sql_query_payload(payload: dict[str, object]) -> dict[str, object]:
         limit = int(limit_value)
     except Exception as err:
         raise RuntimeError("limit 必须是数字。") from err
-    limit = max(1, min(limit, 100))
+    limit = 1
 
     exact_sql = f"""
 SELECT
@@ -893,7 +905,7 @@ SELECT
   ver_name
 FROM mobilemodels.mm_device_catalog
 WHERE alias_norm = '{sql_string(alias_norm)}'
-ORDER BY source_rank ASC, record_id ASC
+ORDER BY {SQL_CN_SOURCE_ORDER}
 LIMIT {limit};
 """.strip()
 
@@ -929,7 +941,7 @@ SELECT
   ver_name
 FROM mobilemodels.mm_device_catalog
 WHERE {name_conditions}
-ORDER BY source_rank ASC, record_id ASC
+ORDER BY {SQL_CN_SOURCE_ORDER}
 LIMIT {limit};
 """.strip()
             rows = run_mysql_query(sql)
@@ -961,7 +973,7 @@ def build_sql_device_name_query_payload(payload: dict[str, object]) -> dict[str,
         limit = int(limit_value)
     except Exception as err:
         raise RuntimeError("limit 必须是数字。") from err
-    limit = max(1, min(limit, 100))
+    limit = 1
 
     alias_norm = normalize_text(raw_value)
     resolved_device_names = resolve_index_device_names(alias_norm) if alias_norm else []
@@ -994,7 +1006,7 @@ SELECT
   ver_name
 FROM mobilemodels.mm_device_catalog
 WHERE {name_conditions}
-ORDER BY source_rank ASC, record_id ASC
+ORDER BY {SQL_CN_SOURCE_ORDER}
 LIMIT {limit};
 """.strip()
         rows = run_mysql_query(sql)
@@ -1026,7 +1038,7 @@ SELECT
 FROM mobilemodels.mm_device_catalog
 WHERE device_name LIKE '%{sql_string(raw_value)}%'
    OR ver_name LIKE '%{sql_string(raw_value)}%'
-ORDER BY source_rank ASC, record_id ASC
+ORDER BY {SQL_CN_SOURCE_ORDER}
 LIMIT {limit};
 """.strip()
         rows = run_mysql_query(sql)