// Copyright (C) 2024 The Android Open Source Project
//
// Licensed 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.

import {materialColorScheme} from '../../components/colorizer';
import {Time, type time} from '../../base/time';
import {SliceTrack} from '../../components/tracks/slice_track';
import type {Trace} from '../../public/trace';
import {SourceDataset} from '../../trace_processor/dataset';
import {LONG, NUM, STR} from '../../trace_processor/query_result';
import type {FlamegraphState} from '../../widgets/flamegraph';
import {profileDescriptor} from './common';
import {HeapProfileFlamegraphDetailsPanel} from './heap_profile_details_panel';

export function createHeapProfileTrack(
  trace: Trace,
  uri: string,
  tableName: string,
  upid: number,
  heapProfileIsIncomplete: boolean,
  detailsPanelState: FlamegraphState | undefined,
  onDetailsPanelStateChange: (state: FlamegraphState) => void,
  onNodeSelected?: (args: {
    pathHashes: string;
    isDominator: boolean;
    upid: number;
    ts: time;
  }) => void,
) {
  return SliceTrack.create({
    trace,
    uri,
    dataset: new SourceDataset({
      src: tableName,
      schema: {
        ts: LONG,
        dur: LONG,
        type: STR,
        id: NUM,
      },
      filter: {col: 'upid', eq: upid},
    }),
    detailsPanel: (row) => {
      const ts = Time.fromRaw(row.ts);
      const tsEnd = Time.fromRaw(row.ts + row.dur);
      const descriptor = profileDescriptor(row.type);
      return new HeapProfileFlamegraphDetailsPanel(
        trace,
        heapProfileIsIncomplete,
        upid,
        descriptor,
        ts,
        tsEnd,
        detailsPanelState,
        onDetailsPanelStateChange,
        onNodeSelected,
      );
    },
    tooltip: (slice) => slice.row.type,
    colorizer: (slice) => {
      return materialColorScheme(slice.ts.toString());
    },
  });
}
