# -*- mode: python; -*-

import os
import hashlib
import uuid

Import("env")
Import("get_option")
Import("has_option")

if not env.TargetOSIs('windows'):
    Return()

import re
import subprocess
import winreg

env = env.Clone()

env.SConscript(
    dirs=[
        'ca',
    ],
    exports=[
        'env',
    ],
)

env['WIX'] = os.environ.get('WIX')
env['WIXPATH'] = r'$WIX\bin'
env['WIXHEAT'] = r'$WIXPATH\heat.exe'
env['WIXCANDLE'] = r'$WIXPATH\candle.exe'
env['WIXLIGHT'] = r'$WIXPATH\light.exe'
env['WIXUIEXT'] = r'$WIXPATH\WixUIExtension.dll'
env['WIXUTILEXT'] = r'$WIXPATH\WixUtilExtension.dll'

if not 'VCREDISTMERGEMODULEPATH' in env['MSVS']:
    print(
        "SCons tool setup did not configure the path to the vcredist merge modules, disabling MSI installer"
    )
    Return()

sourcesList = [
    "BinaryFragment.wxs",
    "FeatureFragment.wxs",
    "LicensingFragment.wxs",
    "UIFragment.wxs",
]

# Need to do this in order to get scons to translate path separators into native format
buildDir = env.Dir("$BUILD_DIR").path
toolBuildDir = buildDir + r'\mongo'

enterprisebase = 'src\mongo\db\modules\enterprise'
enterpriseToolBuildDir = buildDir + r'\mongo\db\modules\enterprise'

# Set up parameters to pass to wix -
#
# msi_edition - "Enterprise" or "Standard"
# msi_platform - "x64" or "x86"
# msi_flavor - "2008R2Plus" or ""
#

msi_flavor = '2008R2Plus'
msi_platform = 'x64'

if 'enterprise' in env['MONGO_MODULES']:  # Enterprise
    msi_edition = 'Enterprise'
else:  # Community
    if get_option('ssl') == 'on':
        msi_edition = 'SSL'
    else:
        msi_edition = 'Standard'

full_version = env['MONGO_VERSION'].partition('-')[0]

# major version is the x.y, not the x.y.z
major_version = full_version
mv = major_version.split('.')
major_version = "%s.%s" % (mv[0], mv[1])

# We must regenerate upgrade codes for each major release. These upgrade codes must also be
# different for each MSI edition.
m = hashlib.sha256()
hash_str = '{}_{}'.format(major_version, msi_edition)
m.update(hash_str.encode())
upgrade_code = str(uuid.UUID(bytes=m.digest()[0:16]))

sourcesList.append("Installer_64.wxs")

sources = ["wxs/" + file for file in sourcesList]
objects = ["$BUILD_DIR/msi/" + file.replace(".wxs", ".wixobj") for file in sourcesList]

# Currently, we are planning to key the same upgrade code for each
# (msi_edition, msi_platform, msi_flavor) combination
# and change MSI ProductId on minor updates, 2.6.0 -> 2.6.1, we let Wix do automatic
# GUID generation for us rather then build a database of GUIDs in our build system
# For major updates, we are going to create a new directory/productid/upgrade_code ie, 2.6 -> 3.0

# candle: compile .wxs files into .wixobjs
candle_targets = env.Command(
    target=objects,
    source=sources,
    action=[
        '"$WIXCANDLE" -wx'
        # cannot have anything other than x.x.x.x in version string.
        # we should choose a fourth version number that reflects pre-ness.
        ' -dMongoDBMajorVersion=' + major_version + ' -dMongoDBVersion=' + full_version +
        ' -dLicenseSource=distsrc'
        r' -dEnterpriseBase=' + enterprisebase + '\\'
        ' -dBinarySource=' + "\"$DESTDIR\\$PREFIX_BINDIR\"" + ' -dMergeModulesBasePath=' +
        "\"${MSVS['VCREDISTMERGEMODULEPATH']}\"" + ' -dMergeModuleFileCRT=' +
        env.GetMergeModuleNameForFeature('CRT') + ' -dEdition=' + msi_edition + ' -d"ProductId=*\"'
        ' -dUpgradeCode=' + upgrade_code + ' -dCustomActionDll=' +
        "\"$DESTDIR\\$PREFIX_BINDIR\\mongoca.dll\"" + ' -dConfiguration=Release'
        ' -dOutDir=' + buildDir + r'\msi'
        ' -dPlatform=' + msi_platform + ' -dFlavor=' + msi_flavor +
        r' -dProjectDir=buildscripts\packaging\msi\\'
        ' -dProjectName=MongoDB'
        ' -dTargetDir=' + buildDir + r'\msi'
        ' -dTargetExt=.msi'
        ' -dTargetFileName=${SERVER_ARCHIVE}'
        r' -dSaslSource=c:\sasl\bin'
        r' -dSslSource=' + env['WINDOWS_OPENSSL_BIN'] + ' -out ' + buildDir + r'\msi\\'
        ' -arch ' + msi_platform + ' -ext "$WIXUIEXT"'
        ' -ext "$WIXUTILEXT"'
        ' $SOURCES'
    ],
)

pre_msi = env.Command(
    target='$BUILD_DIR/msi/${SERVER_DIST_BASENAME}.pre.msi',
    source=candle_targets,
    action=[
        '"$WIXLIGHT" -out ${TARGET} -wx -cultures:null'

        # Suppress VC140_CRT_CRT.MSM Internal Consistency Errors

        # ICE82 - Suppress "duplicate sequence number"
        # -- https://msdn.microsoft.com/en-us/library/windows/desktop/aa368798(v=vs.85).aspx
        ' -sice:ICE82'

        # ICE03 - Supress "String overflow"
        # -- https://msdn.microsoft.com/en-us/library/windows/desktop/aa369037(v=vs.85).aspx
        ' -sice:ICE03'

        # ICE30 - Suppress "different components install same file"
        # -- mongod.exe is installed in two different components but only one is ever used during an install
        #    so this consistency check can be ignored.
        # -- https://msdn.microsoft.com/en-us/library/windows/desktop/aa368954(v=vs.85).aspx
        ' -sice:ICE30'
        ' -ext "$WIXUIEXT"'
        ' -ext "$WIXUTILEXT"'
        ' ${SOURCES}'
    ],
)

env.Depends(
    pre_msi,
    [
        '#/buildscripts/packaging/msi/mongod.yaml',

        # This could potentially be a superset of what we actually
        # require to build the MSI, but it should never be a subset.
        env.Alias('install-dist'),

        # We also need the mongoca DLL.
        env.Alias('install-msi-util')
    ],
)

env.NoCache(pre_msi)

msi = env.Command(
    target='$BUILD_DIR/msi/${SERVER_DIST_BASENAME}.msi',
    source=pre_msi,
    action=[r'$PYTHON buildscripts\msitrim.py ${SOURCES} ${TARGET}'],
)
env.AlwaysBuild(msi)
env.NoCache(msi)

env.Alias("msi", msi)
