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Add annual ranking snapshots for supported metrics

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This commit is contained in:
devRaGonSa
2026-06-10 12:12:51 +02:00
parent 6a27f4c2b5
commit d5dee75166
7 changed files with 492 additions and 93 deletions
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200
backend/app/rcon_annual_rankings.py
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@@ -7,6 +7,7 @@ import json
import sqlite3
from contextlib import closing
from contextlib import contextmanager
from contextlib import nullcontext
from datetime import date, datetime, timezone
from pathlib import Path
@@ -16,6 +17,16 @@ from .rcon_admin_log_materialization import MATCH_RESULT_SOURCE, initialize_rcon
from .sqlite_utils import connect_sqlite_readonly, connect_sqlite_writer
SUPPORTED_ANNUAL_RANKING_METRICS = (
"kills",
"deaths",
"teamkills",
"matches_considered",
"kd_ratio",
"kills_per_match",
)
def generate_annual_ranking_snapshot(
*,
year: int,
@@ -34,75 +45,78 @@ def generate_annual_ranking_snapshot(
resolved_path = initialize_rcon_materialized_storage(db_path=db_path)
scope_sql, scope_params = _build_scope_sql(normalized_server_key)
if use_postgres_rcon_storage(explicit_sqlite_path=db_path):
postgres_enabled = use_postgres_rcon_storage(explicit_sqlite_path=db_path)
if postgres_enabled:
from .postgres_rcon_storage import connect_postgres_compat
connection_scope = connect_postgres_compat()
else:
connection_scope = connect_sqlite_writer(resolved_path)
connection_scope = closing(connect_sqlite_writer(resolved_path))
with connection_scope as connection:
source_matches_count = _count_matches_in_window(
connection=connection,
start=window_start,
end=window_end,
scope_sql=scope_sql,
scope_params=scope_params,
)
existing_snapshot_id = _find_existing_snapshot(
connection=connection,
year=normalized_year,
server_key=normalized_server_key,
metric=normalized_metric,
)
if existing_snapshot_id is not None and not replace_existing:
snapshot = _get_snapshot(connection=connection, snapshot_id=existing_snapshot_id)
items = _list_items(connection=connection, snapshot_id=existing_snapshot_id)
return {
"status": "ok",
"snapshot": snapshot,
"items": items,
"source_matches_count": source_matches_count,
"ranked_players": len(items),
"skipped_regeneration": True,
}
transaction_scope = nullcontext() if postgres_enabled else connection
with transaction_scope:
source_matches_count = _count_matches_in_window(
connection=connection,
start=window_start,
end=window_end,
scope_sql=scope_sql,
scope_params=scope_params,
)
existing_snapshot_id = _find_existing_snapshot(
connection=connection,
year=normalized_year,
server_key=normalized_server_key,
metric=normalized_metric,
)
if existing_snapshot_id is not None and not replace_existing:
snapshot = _get_snapshot(connection=connection, snapshot_id=existing_snapshot_id)
items = _list_items(connection=connection, snapshot_id=existing_snapshot_id)
return {
"status": "ok",
"snapshot": snapshot,
"items": items,
"source_matches_count": source_matches_count,
"ranked_players": len(items),
"skipped_regeneration": True,
}
ranking_rows = _fetch_annual_ranking_rows(
connection=connection,
start=window_start,
end=window_end,
metric=normalized_metric,
limit=normalized_limit,
scope_sql=scope_sql,
scope_params=scope_params,
)
ranking_rows = _fetch_annual_ranking_rows(
connection=connection,
start=window_start,
end=window_end,
metric=normalized_metric,
limit=normalized_limit,
scope_sql=scope_sql,
scope_params=scope_params,
)
_delete_existing_snapshot(
connection=connection,
year=normalized_year,
server_key=normalized_server_key,
metric=normalized_metric,
)
snapshot_id = _insert_snapshot(
connection=connection,
year=normalized_year,
server_key=normalized_server_key,
metric=normalized_metric,
limit=normalized_limit,
source_matches_count=source_matches_count,
window_start=window_start,
window_end=window_end,
)
_delete_existing_snapshot(
connection=connection,
year=normalized_year,
server_key=normalized_server_key,
metric=normalized_metric,
)
snapshot_id = _insert_snapshot(
connection=connection,
year=normalized_year,
server_key=normalized_server_key,
metric=normalized_metric,
limit=normalized_limit,
source_matches_count=source_matches_count,
window_start=window_start,
window_end=window_end,
)
_insert_items(
connection=connection,
snapshot_id=snapshot_id,
rows=ranking_rows,
limit=normalized_limit,
)
_insert_items(
connection=connection,
snapshot_id=snapshot_id,
rows=ranking_rows,
limit=normalized_limit,
)
snapshot = _get_snapshot(connection=connection, snapshot_id=snapshot_id)
items = _list_items(connection=connection, snapshot_id=snapshot_id)
snapshot = _get_snapshot(connection=connection, snapshot_id=snapshot_id)
items = _list_items(connection=connection, snapshot_id=snapshot_id)
return {
"status": "ok",
@@ -241,7 +255,7 @@ def _normalize_server_key(server_key: str | None) -> str:
def _normalize_metric(metric: str) -> str:
normalized = str(metric or "kills").strip().lower()
if normalized != "kills":
if normalized not in SUPPORTED_ANNUAL_RANKING_METRICS:
raise ValueError(
f"Metric '{normalized}' is not supported for annual ranking snapshots."
)
@@ -287,20 +301,18 @@ def _fetch_annual_ranking_rows(
scope_sql: str,
scope_params: list[object],
) -> list[dict[str, object]]:
# For now metric support is intentionally narrowed to kills only.
if metric != "kills":
return []
metric_sql, having_sql = _resolve_metric_sql(metric)
rows = connection.execute(
f"""
SELECT
stats.player_id,
COALESCE(MAX(stats.player_name), stats.player_id) AS player_name,
{metric_sql} AS metric_value,
SUM(COALESCE(stats.kills, 0)) AS kills,
SUM(COALESCE(stats.deaths, 0)) AS deaths,
SUM(COALESCE(stats.teamkills, 0)) AS teamkills,
COUNT(DISTINCT stats.match_key) AS matches_considered,
SUM(COALESCE(stats.kills, 0)) AS metric_value
COUNT(DISTINCT stats.match_key) AS matches_considered
FROM rcon_match_player_stats AS stats
INNER JOIN rcon_materialized_matches AS matches
ON matches.target_key = stats.target_key
@@ -311,8 +323,8 @@ def _fetch_annual_ranking_rows(
{scope_sql}
AND TRIM(COALESCE(stats.player_name, '')) != ''
GROUP BY stats.player_id
HAVING SUM(COALESCE(stats.kills, 0)) > 0
ORDER BY metric_value DESC, matches_considered DESC, player_name ASC
{having_sql}
ORDER BY metric_value DESC, matches_considered DESC, kills DESC, player_name ASC
LIMIT ?
""",
[MATCH_RESULT_SOURCE, start, end, *scope_params, limit],
@@ -320,6 +332,43 @@ def _fetch_annual_ranking_rows(
return [dict(row) for row in rows]
def _resolve_metric_sql(metric: str) -> tuple[str, str]:
metric_sql_by_metric = {
"kills": "SUM(COALESCE(stats.kills, 0))",
"deaths": "SUM(COALESCE(stats.deaths, 0))",
"teamkills": "SUM(COALESCE(stats.teamkills, 0))",
"matches_considered": "COUNT(DISTINCT stats.match_key)",
"kd_ratio": (
"CASE "
"WHEN SUM(COALESCE(stats.deaths, 0)) > 0 "
"THEN ROUND(CAST(SUM(COALESCE(stats.kills, 0)) AS NUMERIC) / "
"CAST(SUM(COALESCE(stats.deaths, 0)) AS NUMERIC), 2) "
"ELSE CAST(SUM(COALESCE(stats.kills, 0)) AS NUMERIC) "
"END"
),
"kills_per_match": (
"CASE "
"WHEN COUNT(DISTINCT stats.match_key) > 0 "
"THEN ROUND(CAST(SUM(COALESCE(stats.kills, 0)) AS NUMERIC) / "
"CAST(COUNT(DISTINCT stats.match_key) AS NUMERIC), 2) "
"ELSE CAST(0 AS NUMERIC) "
"END"
),
}
having_sql_by_metric = {
"kills": "HAVING SUM(COALESCE(stats.kills, 0)) > 0",
"deaths": "HAVING SUM(COALESCE(stats.deaths, 0)) > 0",
"teamkills": "HAVING SUM(COALESCE(stats.teamkills, 0)) > 0",
"matches_considered": "HAVING COUNT(DISTINCT stats.match_key) > 0",
"kd_ratio": "HAVING SUM(COALESCE(stats.kills, 0)) > 0",
"kills_per_match": (
"HAVING COUNT(DISTINCT stats.match_key) > 0 "
"AND SUM(COALESCE(stats.kills, 0)) > 0"
),
}
return metric_sql_by_metric[metric], having_sql_by_metric[metric]
def _count_matches_in_window(
*,
connection: object,
@@ -457,7 +506,10 @@ def _insert_snapshot(
source_matches_count,
],
)
row = cursor.fetchone()
try:
row = cursor.fetchone()
finally:
cursor.close()
if row is not None and row["id"] is not None:
return int(row["id"])
@@ -482,7 +534,7 @@ def _insert_items(
for index, row in enumerate(rows[:limit], start=1):
kills = int(row.get("kills") or 0)
deaths = int(row.get("deaths") or 0)
metric_value = int(row.get("metric_value") or 0)
metric_value = _coerce_metric_value(row.get("metric_value"))
connection.execute(
"""
INSERT INTO rcon_annual_ranking_snapshot_items (
@@ -563,6 +615,16 @@ def _list_items(*, connection: object, snapshot_id: int, limit: int | None = Non
return [dict(row) for row in rows]
def _coerce_metric_value(value: object) -> int | float:
try:
numeric = float(value or 0)
except (TypeError, ValueError):
return 0
if numeric.is_integer():
return int(numeric)
return round(numeric, 2)
def _count_items(*, connection: object, snapshot_id: int) -> int:
row = connection.execute(
"""