codeant-ai-for-open-source[bot] commented on code in PR #39922: URL: https://github.com/apache/superset/pull/39922#discussion_r3398598526
########## superset/mcp_service/chart/plugins/xy.py: ########## @@ -0,0 +1,198 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +"""XY chart type plugin (line, bar, area, scatter).""" + +from __future__ import annotations + +import logging +from typing import Any + +from superset.mcp_service.chart.chart_utils import ( + _xy_chart_context, + _xy_chart_what, + map_xy_config, +) +from superset.mcp_service.chart.plugin import BaseChartPlugin +from superset.mcp_service.chart.schemas import ColumnRef, XYChartConfig +from superset.mcp_service.chart.validation.dataset_validator import DatasetValidator +from superset.mcp_service.chart.validation.runtime.cardinality_validator import ( + CardinalityValidator, +) +from superset.mcp_service.chart.validation.runtime.format_validator import ( + FormatTypeValidator, +) +from superset.mcp_service.common.error_schemas import ChartGenerationError + +logger = logging.getLogger(__name__) + + +class XYChartPlugin(BaseChartPlugin): + """Plugin for xy chart type (line, bar, area, scatter).""" + + chart_type = "xy" + display_name = "Line / Bar / Area / Scatter Chart" + native_viz_types = { + "echarts_timeseries_line": "Line Chart", + "echarts_timeseries_bar": "Bar Chart", + "echarts_area": "Area Chart", + "echarts_timeseries_scatter": "Scatter Plot", + } + + def pre_validate( + self, + config: dict[str, Any], + ) -> ChartGenerationError | None: + # x is optional — defaults to dataset's main_dttm_col in map_xy_config + if not config.get("y") and not config.get("metrics"): + return ChartGenerationError( + error_type="missing_xy_fields", + message="XY chart missing required field: 'y' (Y-axis metrics)", + details=( + "XY charts require Y-axis (metrics) specifications. " + "X-axis is optional and defaults to the dataset's primary " + "datetime column when omitted." + ), + suggestions=[ + "Add 'y' field: [{'name': 'metric_column', 'aggregate': 'SUM'}]", + "Example: {'chart_type': 'xy', 'x': {'name': 'date'}, " + "'y': [{'name': 'sales', 'aggregate': 'SUM'}]}", + ], + error_code="MISSING_XY_FIELDS", + ) + + if not isinstance(config.get("y", []), list): + return ChartGenerationError( + error_type="invalid_y_format", + message="Y-axis must be a list of metrics", + details="The 'y' field must be an array of metric specifications", + suggestions=[ + "Wrap Y-axis metric in array: 'y': [{'name': 'column', " + "'aggregate': 'SUM'}]", + "Multiple metrics supported: 'y': [metric1, metric2, ...]", + ], + error_code="INVALID_Y_FORMAT", + ) + + return None + + def extract_column_refs(self, config: Any) -> list[ColumnRef]: Review Comment: **Suggestion:** Add a docstring that explains which column references are collected and what is returned when the config is not the expected chart config type. [custom_rule] **Severity Level:** Minor ⚠️ <details> <summary><b>Why it matters? 🤔 </b></summary> This newly added method has no docstring. That matches the custom rule for documenting new Python functions and classes. </details> [Fix in Cursor](https://app.codeant.ai/fix-in-ide?tool=cursor&prompt_id=5c44e78e8147490ab155f0f597ccd862&service=github&base_url=https%3A%2F%2Fgithub.com&org=apache&repo=apache%2Fsuperset) | [Fix in VSCode Claude](https://app.codeant.ai/fix-in-ide?tool=vscode-claude&prompt_id=5c44e78e8147490ab155f0f597ccd862&service=github&base_url=https%3A%2F%2Fgithub.com&org=apache&repo=apache%2Fsuperset) *(Use Cmd/Ctrl + Click for best experience)* <details> <summary><b>Prompt for AI Agent 🤖 </b></summary> ```mdx This is a comment left during a code review. **Path:** superset/mcp_service/chart/plugins/xy.py **Line:** 93:93 **Comment:** *Custom Rule: Add a docstring that explains which column references are collected and what is returned when the config is not the expected chart config type. Validate the correctness of the flagged issue. If correct, How can I resolve this? If you propose a fix, implement it and please make it concise. Once fix is implemented, also check other comments on the same PR, and ask user if the user wants to fix the rest of the comments as well. if said yes, then fetch all the comments validate the correctness and implement a minimal fix ``` </details> <a href='https://app.codeant.ai/feedback?pr_url=https%3A%2F%2Fgithub.com%2Fapache%2Fsuperset%2Fpull%2F39922&comment_hash=70b6638b537c189cbe70663a1613ea0b597c16c9763c4cd16d5a789adf24d899&reaction=like'>👍</a> | <a href='https://app.codeant.ai/feedback?pr_url=https%3A%2F%2Fgithub.com%2Fapache%2Fsuperset%2Fpull%2F39922&comment_hash=70b6638b537c189cbe70663a1613ea0b597c16c9763c4cd16d5a789adf24d899&reaction=dislike'>👎</a> ########## superset/mcp_service/chart/plugins/big_number.py: ########## @@ -0,0 +1,247 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +"""Big number chart type plugin.""" + +from __future__ import annotations + +from typing import Any + +from superset.mcp_service.chart.chart_utils import ( + _big_number_chart_what, + _summarize_filters, + is_column_truly_temporal, + map_big_number_config, +) +from superset.mcp_service.chart.plugin import BaseChartPlugin +from superset.mcp_service.chart.schemas import BigNumberChartConfig, ColumnRef +from superset.mcp_service.chart.validation.dataset_validator import DatasetValidator +from superset.mcp_service.common.error_schemas import ChartGenerationError + + +class BigNumberChartPlugin(BaseChartPlugin): + """Plugin for big_number chart type.""" + + chart_type = "big_number" + display_name = "Big Number" + native_viz_types = { + "big_number": "Big Number with Trendline", + "big_number_total": "Big Number", + } + + def pre_validate( + self, + config: dict[str, Any], + ) -> ChartGenerationError | None: Review Comment: **Suggestion:** Add a docstring to this new method describing what validation it performs, what input shape it expects, and when it returns an error versus `None`. [custom_rule] **Severity Level:** Minor ⚠️ <details> <summary><b>Why it matters? 🤔 </b></summary> This is a newly added Python method in a new file, and it does not include a docstring. The custom rule requires new functions and classes to be documented inline, so this is a real violation. </details> [Fix in Cursor](https://app.codeant.ai/fix-in-ide?tool=cursor&prompt_id=bcbefc7216a3476f9d3b933f28888e0e&service=github&base_url=https%3A%2F%2Fgithub.com&org=apache&repo=apache%2Fsuperset) | [Fix in VSCode Claude](https://app.codeant.ai/fix-in-ide?tool=vscode-claude&prompt_id=bcbefc7216a3476f9d3b933f28888e0e&service=github&base_url=https%3A%2F%2Fgithub.com&org=apache&repo=apache%2Fsuperset) *(Use Cmd/Ctrl + Click for best experience)* <details> <summary><b>Prompt for AI Agent 🤖 </b></summary> ```mdx This is a comment left during a code review. **Path:** superset/mcp_service/chart/plugins/big_number.py **Line:** 46:49 **Comment:** *Custom Rule: Add a docstring to this new method describing what validation it performs, what input shape it expects, and when it returns an error versus `None`. Validate the correctness of the flagged issue. If correct, How can I resolve this? If you propose a fix, implement it and please make it concise. Once fix is implemented, also check other comments on the same PR, and ask user if the user wants to fix the rest of the comments as well. if said yes, then fetch all the comments validate the correctness and implement a minimal fix ``` </details> <a href='https://app.codeant.ai/feedback?pr_url=https%3A%2F%2Fgithub.com%2Fapache%2Fsuperset%2Fpull%2F39922&comment_hash=f3523643d2f17684bc6fdefd7f8f6c871166c5803c21a88ddc131d8683215f1a&reaction=like'>👍</a> | <a href='https://app.codeant.ai/feedback?pr_url=https%3A%2F%2Fgithub.com%2Fapache%2Fsuperset%2Fpull%2F39922&comment_hash=f3523643d2f17684bc6fdefd7f8f6c871166c5803c21a88ddc131d8683215f1a&reaction=dislike'>👎</a> ########## superset/mcp_service/chart/plugins/big_number.py: ########## @@ -0,0 +1,247 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +"""Big number chart type plugin.""" + +from __future__ import annotations + +from typing import Any + +from superset.mcp_service.chart.chart_utils import ( + _big_number_chart_what, + _summarize_filters, + is_column_truly_temporal, + map_big_number_config, +) +from superset.mcp_service.chart.plugin import BaseChartPlugin +from superset.mcp_service.chart.schemas import BigNumberChartConfig, ColumnRef +from superset.mcp_service.chart.validation.dataset_validator import DatasetValidator +from superset.mcp_service.common.error_schemas import ChartGenerationError + + +class BigNumberChartPlugin(BaseChartPlugin): + """Plugin for big_number chart type.""" + + chart_type = "big_number" + display_name = "Big Number" + native_viz_types = { + "big_number": "Big Number with Trendline", + "big_number_total": "Big Number", + } + + def pre_validate( + self, + config: dict[str, Any], + ) -> ChartGenerationError | None: + if "metric" not in config: + return ChartGenerationError( + error_type="missing_metric", + message="Big Number chart missing required field: metric", + details=( + "Big Number charts require a 'metric' field " + "specifying the value to display" + ), + suggestions=[ + "Add 'metric' with name and aggregate: " + "{'name': 'revenue', 'aggregate': 'SUM'}", + "The aggregate function is required (SUM, COUNT, AVG, MIN, MAX)", + "Example: {'chart_type': 'big_number', " + "'metric': {'name': 'sales', 'aggregate': 'SUM'}}", + ], + error_code="MISSING_BIG_NUMBER_METRIC", + ) + + metric = config.get("metric", {}) + if not isinstance(metric, dict): + return ChartGenerationError( + error_type="invalid_metric_type", + message="Big Number metric must be a dict with 'name' and 'aggregate'", + details=( + f"The 'metric' field must be an object, got {type(metric).__name__}" + ), + suggestions=[ + "Use a dict: {'name': 'col', 'aggregate': 'SUM'}", + "Valid aggregates: SUM, COUNT, AVG, MIN, MAX", + ], + error_code="INVALID_BIG_NUMBER_METRIC_TYPE", + ) + if metric.get("sql_expression"): + label = metric.get("label") + if not isinstance(label, str) or not label.strip(): + return ChartGenerationError( + error_type="missing_sql_metric_label", + message="SQL expression metrics require a non-empty 'label'", + details=( + "When using a custom SQL expression as the Big Number metric, " + "a human-readable 'label' string is required so Superset can " + "display the metric name." + ), + suggestions=[ + "Add 'label': e.g. {'sql_expression': 'SUM(a)/SUM(b)', " + "'label': 'Conversion Rate'}", + "The label must be a non-empty string", + ], + error_code="MISSING_SQL_METRIC_LABEL", + ) + elif not metric.get("aggregate") and not metric.get("saved_metric"): + return ChartGenerationError( + error_type="missing_metric_aggregate", + message=( + "Big Number metric must include an aggregate function " + "or reference a saved metric" + ), + details=( + "The metric must have an 'aggregate' field or 'saved_metric': true" + ), + suggestions=[ + "Add 'aggregate': {'name': 'col', 'aggregate': 'SUM'}", + "Or use a saved metric: {'name': 'metric', 'saved_metric': true}", + "Valid aggregates: SUM, COUNT, AVG, MIN, MAX", + ], + error_code="MISSING_BIG_NUMBER_AGGREGATE", + ) + + show_trendline = config.get("show_trendline", False) + temporal_column = config.get("temporal_column") + if show_trendline and not temporal_column: + return ChartGenerationError( + error_type="missing_temporal_column", + message="Trendline requires a temporal column", + details=( + "When 'show_trendline' is True, " + "a 'temporal_column' must be specified" + ), + suggestions=[ + "Add 'temporal_column': 'date_column_name'", + "Or set 'show_trendline': false for number only", + "Use get_dataset_info to find temporal columns", + ], + error_code="MISSING_TEMPORAL_COLUMN", + ) + + return None + + def extract_column_refs(self, config: Any) -> list[ColumnRef]: + if not isinstance(config, BigNumberChartConfig): + return [] + refs: list[ColumnRef] = [config.metric] + # temporal_column is a str field, not a ColumnRef — validate it exists + if config.temporal_column: + refs.append(ColumnRef(name=config.temporal_column)) + if config.filters: + for f in config.filters: + refs.append(ColumnRef(name=f.column)) + return refs + + def to_form_data( + self, config: Any, dataset_id: int | str | None = None + ) -> dict[str, Any]: Review Comment: **Suggestion:** Add a short docstring clarifying that this method maps plugin config into form-data payload and how `dataset_id` is treated. [custom_rule] **Severity Level:** Minor ⚠️ <details> <summary><b>Why it matters? 🤔 </b></summary> This is a newly introduced method without a docstring. That matches the custom rule for new Python functions needing inline documentation. </details> [Fix in Cursor](https://app.codeant.ai/fix-in-ide?tool=cursor&prompt_id=b923c797b6e242838af91494f84118ca&service=github&base_url=https%3A%2F%2Fgithub.com&org=apache&repo=apache%2Fsuperset) | [Fix in VSCode Claude](https://app.codeant.ai/fix-in-ide?tool=vscode-claude&prompt_id=b923c797b6e242838af91494f84118ca&service=github&base_url=https%3A%2F%2Fgithub.com&org=apache&repo=apache%2Fsuperset) *(Use Cmd/Ctrl + Click for best experience)* <details> <summary><b>Prompt for AI Agent 🤖 </b></summary> ```mdx This is a comment left during a code review. **Path:** superset/mcp_service/chart/plugins/big_number.py **Line:** 150:152 **Comment:** *Custom Rule: Add a short docstring clarifying that this method maps plugin config into form-data payload and how `dataset_id` is treated. Validate the correctness of the flagged issue. If correct, How can I resolve this? If you propose a fix, implement it and please make it concise. Once fix is implemented, also check other comments on the same PR, and ask user if the user wants to fix the rest of the comments as well. if said yes, then fetch all the comments validate the correctness and implement a minimal fix ``` </details> <a href='https://app.codeant.ai/feedback?pr_url=https%3A%2F%2Fgithub.com%2Fapache%2Fsuperset%2Fpull%2F39922&comment_hash=05784cf946a010788a087edb2df97a084cac02fb391169ee0952c4f4e295b47e&reaction=like'>👍</a> | <a href='https://app.codeant.ai/feedback?pr_url=https%3A%2F%2Fgithub.com%2Fapache%2Fsuperset%2Fpull%2F39922&comment_hash=05784cf946a010788a087edb2df97a084cac02fb391169ee0952c4f4e295b47e&reaction=dislike'>👎</a> -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. 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