#!/usr/bin/env pytest
###############################################################################
# $Id$
#
# Project:  GDAL/OGR Test Suite
# Purpose:  Test JP2 metadata support.
# Author:   Even Rouault < even dot rouault @ spatialys.com >
#
###############################################################################
# Copyright (c) 2013, Even Rouault <even dot rouault at spatialys.com>
#
# SPDX-License-Identifier: MIT
###############################################################################

import os

import gdaltest
import pytest

from osgeo import gdal


def have_jpeg2000_capable_driver():
    # JP2MrSID doesn't manage to open data/jpeg2000/IMG_md_ple_R1C1.jp2
    for drv_name in ["JP2KAK", "JP2LURA", "JP2ECW", "JP2OpenJPEG"]:
        if gdal.GetDriverByName(drv_name):
            return True
    return False


pytestmark = pytest.mark.skipif(
    not have_jpeg2000_capable_driver(), reason="No JPEG2000 capable driver"
)

###############################################################################
# Test bugfix for #5249 (Irrelevant ERDAS GeoTIFF JP2Box read)


def test_jp2metadata_1():

    ds = gdal.Open("data/jpeg2000/erdas_foo.jp2")
    wkt = ds.GetProjectionRef()
    gt = ds.GetGeoTransform()
    assert wkt.startswith('PROJCS["ETRS89')
    expected_gt = (356000.0, 0.5, 0.0, 7596000.0, 0.0, -0.5)
    for i in range(6):
        assert gt[i] == pytest.approx(expected_gt[i], abs=1e-5)


###############################################################################
# Test Pleiades & Pleiades Neo imagery metadata


def _test_jp2metadata(file_path, rpc_values_to_check=None):
    try:
        os.remove(f"{file_path}.aux.xml")
    except OSError:
        pass

    ds = gdal.Open(file_path, gdal.GA_ReadOnly)

    filelist = ds.GetFileList()

    assert len(filelist) == 3, filelist

    mddlist = ds.GetMetadataDomainList()
    assert (
        "IMD" in mddlist and "RPC" in mddlist and "IMAGERY" in mddlist
    ), "did not get expected metadata list."

    md = ds.GetMetadata("IMAGERY")
    assert "SATELLITEID" in md, "SATELLITEID not present in IMAGERY Domain"
    assert "CLOUDCOVER" in md, "CLOUDCOVER not present in IMAGERY Domain"
    assert (
        "ACQUISITIONDATETIME" in md
    ), "ACQUISITIONDATETIME not present in IMAGERY Domain"

    # RPC validity
    md_rpc = ds.GetMetadata("RPC")
    keys_rpc = set(md_rpc.keys())

    mandatory_keys_rpc = {
        "HEIGHT_OFF",
        "HEIGHT_SCALE",
        "LAT_OFF",
        "LAT_SCALE",
        "LINE_DEN_COEFF",
        "LINE_NUM_COEFF",
        "LINE_OFF",
        "LINE_SCALE",
        "LONG_OFF",
        "LONG_SCALE",
        "SAMP_DEN_COEFF",
        "SAMP_NUM_COEFF",
        "SAMP_OFF",
        "SAMP_SCALE",
    }

    diff = mandatory_keys_rpc.difference(keys_rpc)
    diff = [str(d) for d in diff]
    if diff:
        pytest.fail(f'mandatory key.s missing : {", ".join(diff)}')

    empty_keys = []
    for k, v in md_rpc.items():
        if not v:
            empty_keys.append(k)
    if empty_keys:
        pytest.fail(f'empty key.s : {", ".join(empty_keys)}')

    if rpc_values_to_check is not None:
        for k, v in rpc_values_to_check.items():
            if md_rpc[k] != v:
                pytest.fail(f"the value of the RPC key : {k} is not valid")

    ds = None

    assert not os.path.exists(f"{file_path}.aux.xml")


def test_jp2metadata_2():
    # Pleiades product description https://content.satimagingcorp.com/media/pdf/User_Guide_Pleiades.pdf
    file_path = "data/jpeg2000/IMG_md_ple_R1C1.jp2"
    rpc_values_to_check = {
        "LAT_OFF": "-37.8185709405155",
        "SAMP_OFF": "5187",
        "LAT_SCALE": "0.056013496012568",
        "LONG_SCALE": "0.1152662335048689",
        "LINE_DEN_COEFF": " 1 0.0001616419179600887 -0.0003138230500963576 -1.394071985006734e-06 -6.696094164696539e-06 -5.345869412075188e-09 1.763447020374064e-08 1.570099327763788e-05 -2.742185667248469e-05 2.311214210508507e-05 -1.355093965247957e-10 2.888456971707225e-08 8.124756826520027e-07 7.468753872581231e-09 5.656409063390933e-07 8.695797176083266e-06 -3.572353935073523e-09 -8.051282577435379e-11 1.691147472316222e-08 -6.436246171675777e-11",
        "SAMP_NUM_COEFF": " 0.0002609410706716954 1.001026213740965 -0.0003819289116566809 0.0001240788067018346 0.0005862035015589599 5.081629489519709e-05 -1.435215968291365e-05 -0.0002758832786884909 0.0001043228128012142 -1.375374301980545e-08 5.424360099410591e-08 -5.026010178171814e-05 0.0001886885841229406 -6.535315557200323e-05 3.723625930897949e-05 0.000324332729058834 9.492897372587203e-09 -6.383348194827217e-09 -3.519296777850624e-08 -8.099247649030343e-09",
    }
    _test_jp2metadata(file_path, rpc_values_to_check=rpc_values_to_check)


def test_jp2metadata_2b():
    # Pleiades Neo product
    file_path = "data/jpeg2000/IMG_md_pneo_R1C1.jp2"
    rpc_values_to_check = {
        "LAT_OFF": "12.807914369557892",
        "SAMP_OFF": "5864",
        "LAT_SCALE": "0.06544078829767308",
        "LONG_SCALE": "0.06456467877685057",
        "LINE_DEN_COEFF": " 1 0.00101120491477 0.00352363792876 1.54038387462e-06 -5.25674523513e-06 -5.82954187807e-08 -4.38661879766e-07 3.65133101845e-06 -1.87290332218e-06 5.73319333615e-06 1.04740906969e-09 -2.80668071974e-07 2.96747022687e-07 1.08930762307e-08 -7.17196535598e-08 3.34275572452e-07 -4.49546103468e-09 -2.39590665536e-08 2.69120818927e-07 1.87360972277e-10",
        "SAMP_NUM_COEFF": " 0.0225143172142 1.00589741678 -0.00134174726147 0.0237253142511 5.88157266883e-05 0.00269050817565 -0.00136618510734 -0.0116423108131 0.00100142882811 6.72967252237e-05 -1.21136997927e-06 -0.000921827179509 -0.00020078717226 -3.50960323581e-06 -0.000207253349484 6.15117373574e-05 -3.45619374615e-06 -0.000130177039513 -9.67483269543e-06 -3.52598626454e-08",
    }
    _test_jp2metadata(file_path, rpc_values_to_check=rpc_values_to_check)

    ds = gdal.Open(file_path)
    md = ds.GetMetadata_Dict("IMD")
    assert (
        md[
            "Geometric_Data.Use_Area.Located_Geometric_Values_1.Ground_Sample_Distance.GSD_ACROSS_TRACK"
        ]
        == "0.7054510257833884"
    )
    assert (
        md[
            "Geometric_Data.Use_Area.Located_Geometric_Values_2.Ground_Sample_Distance.GSD_ACROSS_TRACK"
        ]
        == "0.7059011471512184"
    )


###############################################################################
# Test reading GMLJP2 file with srsName only on the Envelope, and lots of other
# metadata junk.  This file is also handled currently with axis reordering
# disabled.


def test_jp2metadata_3():

    exp_wkt = 'GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4326"]]'

    with gdal.config_option("GDAL_IGNORE_AXIS_ORIENTATION", "YES"):
        ds = gdal.Open("data/jpeg2000/ll.jp2")
        wkt = ds.GetProjection()

    if wkt != exp_wkt:
        print("got: ", wkt)
        print("exp: ", exp_wkt)
        pytest.fail("did not get expected WKT, should be WGS84")

    gt = ds.GetGeoTransform()
    if (
        gt[0] != pytest.approx(8, abs=0.0000001)
        or gt[3] != pytest.approx(50, abs=0.000001)
        or gt[1] != pytest.approx(0.000761397164, abs=0.000000000005)
        or gt[2] != pytest.approx(0.0, abs=0.000000000005)
        or gt[4] != pytest.approx(0.0, abs=0.000000000005)
        or gt[5] != pytest.approx(-0.000761397164, abs=0.000000000005)
    ):
        print("got: ", gt)
        pytest.fail("did not get expected geotransform")

    ds = None


###############################################################################
# Test reading a file with axis orientation set properly for an alternate
# axis order coordinate system (urn:...:EPSG::4326).


def test_jp2metadata_4():

    exp_wkt = 'GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4326"]]'

    ds = gdal.Open("data/jpeg2000/gmljp2_dtedsm_epsg_4326_axes.jp2")
    wkt = ds.GetProjection()

    if wkt != exp_wkt:
        print("got: ", wkt)
        print("exp: ", exp_wkt)
        pytest.fail("did not get expected WKT, should be WGS84")

    gt = ds.GetGeoTransform()
    gte = (
        42.999583333333369,
        0.008271349862259,
        0,
        34.000416666666631,
        0,
        -0.008271349862259,
    )

    if (
        gt[0] != pytest.approx(gte[0], abs=0.0000001)
        or gt[3] != pytest.approx(gte[3], abs=0.000001)
        or gt[1] != pytest.approx(gte[1], abs=0.000000000005)
        or gt[2] != pytest.approx(gte[2], abs=0.000000000005)
        or gt[4] != pytest.approx(gte[4], abs=0.000000000005)
        or gt[5] != pytest.approx(gte[5], abs=0.000000000005)
    ):
        print("got: ", gt)
        pytest.fail("did not get expected geotransform")

    ds = None


###############################################################################
# Test reading a file with EPSG axis orientation being northing, easting,
# but with explicit axisName being easting, northing (#5960)


def test_jp2metadata_5():

    ds = gdal.Open("data/jpeg2000/gmljp2_epsg3035_easting_northing.jp2")
    sr = ds.GetSpatialRef()
    assert sr.GetAuthorityCode(None) == "3035"

    gt = ds.GetGeoTransform()
    gte = (4895766.000000001, 2.0, 0.0, 2296946.0, 0.0, -2.0)

    if (
        gt[0] != pytest.approx(gte[0], abs=0.0000001)
        or gt[3] != pytest.approx(gte[3], abs=0.000001)
        or gt[1] != pytest.approx(gte[1], abs=0.000000000005)
        or gt[2] != pytest.approx(gte[2], abs=0.000000000005)
        or gt[4] != pytest.approx(gte[4], abs=0.000000000005)
        or gt[5] != pytest.approx(gte[5], abs=0.000000000005)
    ):
        print("got: ", gt)
        pytest.fail("did not get expected geotransform")

    ds = None


###############################################################################
# Get structure of a JPEG2000 file


def test_jp2metadata_getjpeg2000structure():

    ret = gdal.GetJPEG2000StructureAsString("data/jpeg2000/byte.jp2", ["ALL=YES"])
    assert ret is not None

    ret = gdal.GetJPEG2000StructureAsString(
        "data/jpeg2000/byte_tlm_plt.jp2", ["ALL=YES"]
    )
    assert ret is not None

    ret = gdal.GetJPEG2000StructureAsString(
        "data/jpeg2000/byte_one_poc.j2k", ["ALL=YES"]
    )
    assert ret is not None

    with gdaltest.config_option("GDAL_JPEG2000_STRUCTURE_MAX_LINES", "15"):
        with pytest.raises(Exception):
            gdal.GetJPEG2000StructureAsString("data/jpeg2000/byte.jp2", ["ALL=YES"])

    with gdaltest.config_option("GDAL_JPEG2000_STRUCTURE_MAX_LINES", "150"):
        with pytest.raises(Exception):
            gdal.GetJPEG2000StructureAsString("data/jpeg2000/byte.jp2", ["ALL=YES"])
