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#!/usr/bin/env python
# Copyright (c) 2011 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# 
#     * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#     * 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.
#     * Neither the name of Google Inc. 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 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 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.

import os.path
import sys

program_name = os.path.basename(__file__)
if len(sys.argv) < 4 or sys.argv[1] != "-o":
    sys.stderr.write("Usage: %s -o OUTPUT_FILE INPUT_FILE\n" % program_name)
    exit(1)

output_path = sys.argv[2]
input_path = sys.argv[3]

input_file = open(input_path, "r")
json_string = input_file.read()
json_string = json_string.replace(": true", ": True")
json_string = json_string.replace(": false", ": false")
json_api = eval(json_string)

output_file = open(output_path, "w")
output_file.write("""/*
 * Copyright (C) 2011 Google, Inc. All Rights Reserved.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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. 
 */
 
module core {""")

type_traits = {
    "string": "String",
    "integer": "int",
    "number": "double",
    "boolean": "boolean",
    "array": "Array",
    "object": "Object"
}

macro_traits = {
    "Database": "DATABASE",
    "DOMStorage": "DOM_STORAGE",
    "ApplicationCache": "OFFLINE_WEB_APPLICATIONS",
    "Debugger": "JAVASCRIPT_DEBUGGER",
    "BrowserDebugger": "JAVASCRIPT_DEBUGGER",
    "Profiler": "JAVASCRIPT_DEBUGGER"
}

def param_type(param):
    if "type" in param:
        return type_traits[param["type"]];
    if "$ref" in param:
        return "Object"

for domain in json_api:
    domain_name = domain["domain"]
    if domain_name in macro_traits:
        output_file.write("\n#if defined(ENABLE_%s) && ENABLE_%s" % (macro_traits[domain_name], macro_traits[domain_name]))
    output_file.write("\n    interface [Conditional=INSPECTOR] %s {" % domain_name)
    if "commands" in domain:
        for command in domain["commands"]:
            params = [];
            if ("parameters" in command):
                for in_param in command["parameters"]:
                    params.append("in %s %s" % (param_type(in_param), in_param["name"]))
            if ("returns" in command):
                for out_param in command["returns"]:
                    params.append("out %s %s" % (param_type(out_param), out_param["name"]))
            output_file.write("\n        void %s(%s);" % (command["name"], ", ".join(params)))
    if "events" in domain:
        for event in domain["events"]:
            params = [];
            if ("parameters" in event):
                for in_param in event["parameters"]:
                    params.append("out %s %s" % (param_type(in_param), in_param["name"]))
            output_file.write("\n        [event] void %s(%s);" % (event["name"], ", ".join(params)))
    output_file.write("\n    };")
    if domain["domain"] in macro_traits:
        output_file.write("\n#endif // ENABLE_%s" % macro_traits[domain["domain"]])
output_file.write("\n}\n")
output_file.close()