"""
Aim
---
Process a CPIC dataset, given a set of parameters.

Example
-------
python -m csst_dag.cli.csst_cpic_l1 -h

python -m csst_dag.cli.csst_cpic_l1 \
    --dataset=csst-cpic-c11-hip71681-v1 \
    --instrument=CPIC \
    --obs-type=SCI \
    --obs-group=hip71681 \
    --obs-id=40100000001 \
    --detector=VIS \
    --prc-status=-1024 \
    --batch-id=test-b1 \
    --priority=1
"""

import argparse
import os

import joblib

from csst_dag import CSST_DAGS, Dispatcher, BaseDAG, dfs

parser = argparse.ArgumentParser(
    description="Scheduler for CSST CPIC L1 pipeline.",
    formatter_class=argparse.ArgumentDefaultsHelpFormatter,
)

# data parameters
parser.add_argument("--dataset", type=str, help="Dataset name")
parser.add_argument("--instrument", type=str, help="Instrument name", default=None)
parser.add_argument("--obs-type", type=str, help="Observation type", default=None)
parser.add_argument("--obs-group", type=str, help="Observation group", default=None)
parser.add_argument("--obs-id", type=str, help="Observation ID", default=None)
parser.add_argument("--detector", type=str, help="Detector name", default=None)
parser.add_argument(
    "--prc-status", type=int, help="Initial processing status", default=None
)
# task parameters
parser.add_argument("--batch-id", type=str, help="Batch ID", default="test-batch")
parser.add_argument("--priority", type=str, help="Task priority", default=1)
# DAG parameters
parser.add_argument("--pmapname", type=str, help="CCDS pmapname", default="")
# parser.add_argument(
#     "--ref-cat", type=str, help="Reference catalog", default="trilegal_093"
# )
# submit
parser.add_argument("--submit", action="store_true", help="Push results", default=False)
# post-processing parameters
parser.add_argument(
    "--final-prc-status", type=int, help="Final processing status", default=-2
)

args = parser.parse_args()
print("CLI parameters: ", args)


plan_basis, data_basis = Dispatcher.find_plan_level0_basis(
    dataset=args.dataset,
    instrument=args.instrument,
    obs_type=args.obs_type,
    obs_group=args.obs_group,
    obs_id=args.obs_id,
    detector=args.detector,
    prc_status=args.prc_status,
)
print(f"{len(plan_basis)} plan basis, {len(data_basis)} data basis found")

# generate DAG group run
dag_group_run = BaseDAG.gen_dag_group_run(
    dag_group="csst-cpic-l1",
    batch_id=args.batch_id,
    priority=args.priority,
)

# generate DAG run list
print("\n"*2)
print(">>> Matching DAGs ...")
dag_run_list = []
data_id_set = set()
for dag in [
    "csst-cpic-l1",
    "csst-cpic-l1-qc0",
]:
    this_dag_run_list, this_data_id_set = CSST_DAGS[dag].schedule(
        dag_group_run=dag_group_run,
        plan_basis=plan_basis,
        data_basis=data_basis,
        pmapname=args.pmapname,
    )
    print(f"- [{dag}] : {len(this_dag_run_list)} dag_runs")
    dag_run_list.extend(this_dag_run_list)
    data_id_set.union(this_data_id_set)

# print dag_group_run and dag_run_list
print("\n")
print(">>> dag_group_run:")
print(f"\t- {dag_group_run}")
print(f">>> dag_run_list[{len(dag_run_list)}]:")
if len(dag_run_list) > 0:
    for dag_run in dag_run_list:
        print(f"\t- {dag_run}")

# dump dag_group_run
joblib.dump(
    dict(
        dag_group_run=dag_group_run,
        dag_run_list=dag_run_list,
    ),
    os.path.join(
        os.getenv("HOME"),
        "csst_dag",
        f"{dag_group_run['dag_group_run']}.joblib",
    ),
)
# submit DAG group run
if args.submit:
    res = dfs.dag.new_dag_group_run(
        dag_group_run=dag_group_run,
        dag_run_list=dag_run_list,
    )
    print(res)