###############################################################################
#
#  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
#
#  By downloading, copying, installing or using the software you agree to this license.
#  If you do not agree to this license, do not download, install,
#  copy or use the software.
#
#
#                           License Agreement
#                For Open Source Computer Vision Library
#
# Copyright (C) 2013, OpenCV Foundation, all rights reserved.
# Third party copyrights are property of their respective owners.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
#   * Redistribution's of source code must retain the above copyright notice,
#     this list of conditions and the following disclaimer.
#
#   * Redistribution's in binary form must reproduce the above copyright notice,
#     this list of conditions and the following disclaimer in the documentation
#     and/or other materials provided with the distribution.
#
#   * The name of the copyright holders may not be used to endorse or promote products
#     derived from this software without specific prior written permission.
#
# This software is provided by the copyright holders and contributors "as is" and
# any express or implied warranties, including, but not limited to, the implied
# warranties of merchantability and fitness for a particular purpose are disclaimed.
# In no event shall the Intel Corporation or contributors be liable for any direct,
# indirect, incidental, special, exemplary, or consequential damages
# (including, but not limited to, procurement of substitute goods or services;
# loss of use, data, or profits; or business interruption) however caused
# and on any theory of liability, whether in contract, strict liability,
# or tort (including negligence or otherwise) arising in any way out of
# the use of this software, even if advised of the possibility of such damage.
#

###############################################################################
# AUTHOR: Sajjad Taheri, University of California, Irvine. sajjadt[at]uci[dot]edu
#
#                             LICENSE AGREEMENT
# Copyright (c) 2015, 2015 The Regents of the University of California (Regents)
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. Neither the name of the University nor the
#    names of its contributors may be used to endorse or promote products
#    derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY COPYRIGHT HOLDERS AND CONTRIBUTORS ''AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
##############################################################################

from string import Template

wrapper_codes_template = Template("namespace $ns {\n$defs\n}")

call_template = Template("""$func($args)""")
class_call_template = Template("""$obj.$func($args)""")
static_class_call_template = Template("""$scope$func($args)""")

wrapper_function_template = Template("""    $ret_val $func($signature)$const {
        return $cpp_call;
    }
    """)

wrapper_function_with_def_args_template = Template("""    $ret_val $func($signature)$const {
        $check_args
    }
    """)

wrapper_overload_def_values = [
    Template("""return $cpp_call;"""), Template("""if ($arg0.isUndefined())
            return $cpp_call;
        else
            $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined())
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined())
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined())
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined() &&
                    $arg4.isUndefined())
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined() &&
                    $arg4.isUndefined() && $arg5.isUndefined() )
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined() &&
                    $arg4.isUndefined() && $arg5.isUndefined() && $arg6.isUndefined() )
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined() &&
                    $arg4.isUndefined() && $arg5.isUndefined()&& $arg6.isUndefined()  && $arg7.isUndefined())
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined() &&
                    $arg4.isUndefined() && $arg5.isUndefined()&& $arg6.isUndefined()  && $arg7.isUndefined() &&
                    $arg8.isUndefined())
            return $cpp_call;
        else $next"""),
    Template("""if ($arg0.isUndefined() && $arg1.isUndefined() && $arg2.isUndefined() && $arg3.isUndefined() &&
                    $arg4.isUndefined() && $arg5.isUndefined()&& $arg6.isUndefined()  && $arg7.isUndefined()&&
                    $arg8.isUndefined() && $arg9.isUndefined())
            return $cpp_call;
        else $next""")]

emscripten_binding_template = Template("""

EMSCRIPTEN_BINDINGS($binding_name) {$bindings
}
""")

simple_function_template = Template("""
    emscripten::function("$js_name", &$cpp_name);
""")

smart_ptr_reg_template = Template("""
        .smart_ptr<Ptr<$cname>>("Ptr<$name>")
""")

overload_function_template = Template("""
    function("$js_name", select_overload<$ret($args)$const>(&$cpp_name)$optional);
""")

overload_class_function_template = Template("""
        .function("$js_name", select_overload<$ret($args)$const>(&$cpp_name)$optional)""")

overload_class_static_function_template = Template("""
        .class_function("$js_name", select_overload<$ret($args)$const>(&$cpp_name)$optional)""")

class_property_template = Template("""
        .property("$js_name", &$cpp_name)""")

class_property_enum_template = Template("""
        .property("$js_name", binding_utils::underlying_ptr(&$cpp_name))""")

ctr_template = Template("""
        .constructor(select_overload<$ret($args)$const>(&$cpp_name)$optional)""")

smart_ptr_ctr_overload_template = Template("""
        .smart_ptr_constructor("$ptr_type", select_overload<$ret($args)$const>(&$cpp_name)$optional)""")

function_template = Template("""
        .function("$js_name", &$cpp_name)""")

static_function_template = Template("""
        .class_function("$js_name", &$cpp_name)""")

constructor_template = Template("""
        .constructor<$signature>()""")

enum_item_template = Template("""
        .value("$val", $cpp_val)""")

enum_template = Template("""
    emscripten::enum_<$cpp_name>("$js_name")$enum_items;
""")

const_template = Template("""
    constant("$js_name", static_cast<long>($value));
""")

vector_template = Template("""
     emscripten::register_vector<$cType>("$js_name");
""")

map_template = Template("""
     emscripten::register_map<cpp_type_key,$cpp_type_val>("$js_name");
""")

class_template = Template("""
    emscripten::class_<$cpp_name $derivation>("$js_name")$class_templates;
""")