# -*- coding: utf-8 -*-
#
# Copyright (c) 2012, HipByte SPRL and contributors
# 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 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.

require 'motion/project/xcode_config'

module Motion; module Project;
  class OSXConfig < XcodeConfig
    register :osx

    variable :icon, :copyright, :embedded_frameworks

    def initialize(project_dir, build_mode)
      super
      @copyright = "Copyright © #{Time.now.year} #{`whoami`.strip}. All rights reserved."
      @icon = ''
      @frameworks = ['AppKit', 'Foundation', 'CoreGraphics']
      @embedded_frameworks = []
    end

    def platforms; ['MacOSX']; end
    def local_platform; 'MacOSX'; end
    def deploy_platform; 'MacOSX'; end

    def validate
      # Embedded frameworks.
      if !(embedded_frameworks.is_a?(Array) and embedded_frameworks.all? { |x| File.exist?(x) and File.extname(x) == '.framework' })
        App.fail "app.embedded_frameworks should be an array of framework paths" 
      end

      super
    end

    def archs
      archs = super
      if development? 
        # We only build for the native architecture in development mode, to speed up builds.
        native_arch = `/usr/bin/uname -m`.strip
        if archs['MacOSX'].include?(native_arch)
          archs['MacOSX'] = [native_arch] 
        end
      end
      archs
    end

    def locate_compiler(platform, *execs)
      execs.each do |exec|
        cc = File.join('/usr/bin', exec)
        return escape_path(cc) if File.exist?(cc)
      end
      App.fail "Can't locate compilers for platform `#{platform}'"
    end

    def archive_extension
      '.pkg'
    end

    def codesign_certificate
      super('Mac')
    end

    def entitlements_data
      dict = entitlements
      Motion::PropertyList.to_s(dict)
    end

    def common_flags(platform)
      super + " -mmacosx-version-min=#{deployment_target}"
    end

    def app_bundle_raw(platform)
      File.join(versionized_build_dir(platform), bundle_name + '.app')
    end

    def app_bundle(platform)
      File.join(app_bundle_raw(platform), 'Contents')
    end

    def app_bundle_executable(platform)
      File.join(app_bundle(platform), 'MacOS', name)
    end

    def app_resources_dir(platform)
      File.join(app_bundle(platform), 'Resources')
    end

    def info_plist_data
      Motion::PropertyList.to_s({
        'NSHumanReadableCopyright' => copyright,
        'NSPrincipalClass' => 'NSApplication',
        'CFBundleIconFile' => (icon or ''),
        'LSMinimumSystemVersion' => deployment_target
      }.merge(generic_info_plist).merge(dt_info_plist).merge(info_plist))
    end
 
    def supported_sdk_versions(versions)
      osx_version = `sw_vers -productVersion`.strip
      versions.reverse.find { |vers|
        compare_version(osx_version, vers) >= 0 && File.exist?(datadir(vers)) }
    end

    def compare_version(version1, version2)
      v1 = version1.match(/(\d+)\.(\d+)/)
      v2 = version2.match(/(\d+)\.(\d+)/)
      ver1 = v1[1].to_i; ver2 = v2[1].to_i
      return -1 if ver1 < ver2
      return  1 if ver1 > ver2

      ver1 = v1[2].to_i; ver2 = v2[2].to_i
      return  0 if ver1 == ver2
      return -1 if ver1 < ver2
      return  1
    end

    def main_cpp_file_txt(spec_objs)
      main_txt = <<EOS
#import <AppKit/AppKit.h>

extern "C" {
    void rb_define_global_const(const char *, void *);
    void rb_rb2oc_exc_handler(void);
    void rb_exit(int);
    void RubyMotionInit(int argc, char **argv);
EOS
      if spec_mode
        spec_objs.each do |_, init_func|
          main_txt << "void #{init_func}(void *, void *);\n"
        end
      end
      main_txt << <<EOS
}
EOS
      if spec_mode
        main_txt << <<EOS
@interface SpecLauncher : NSObject
@end

@implementation SpecLauncher

- (void)runSpecs
{
EOS
        spec_objs.each do |_, init_func|
          main_txt << "#{init_func}(self, 0);\n"
        end
        main_txt << <<EOS
        [NSClassFromString(@\"Bacon\") performSelector:@selector(run)];
}

- (void)appLaunched:(NSNotification *)notification
{
    [self runSpecs];
}

@end
EOS
      end

      main_txt << <<EOS
int
main(int argc, char **argv)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
#if !__LP64__
    try {
#endif
        RubyMotionInit(argc, argv);
        NSApplication *app = [NSApplication sharedApplication];
        [app setDelegate:[NSClassFromString(@"#{delegate_class}") new]];
EOS
      if spec_mode
        main_txt << "SpecLauncher *specLauncher = [[SpecLauncher alloc] init];\n"
        main_txt << "[[NSNotificationCenter defaultCenter] addObserver:specLauncher selector:@selector(appLaunched:) name:NSApplicationDidFinishLaunchingNotification object:nil];\n"
      end
      main_txt << <<EOS
        NSApplicationMain(argc, (const char **)argv);
        rb_exit(0);
#if !__LP64__
    }
    catch (...) {
	rb_rb2oc_exc_handler();
    }
#endif
    [pool release];
    return 0;
}
EOS
    end 
  end
end; end
