## @file GenMetaFileMisc.py
#
# This file contained the miscellaneous routines for GenMetaFile usage.
#
# Copyright (c) 2011 - 2017, Intel Corporation. All rights reserved.<BR>
#
# This program and the accompanying materials are licensed and made available 
# under the terms and conditions of the BSD License which accompanies this 
# distribution. The full text of the license may be found at 
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#

'''
GenMetaFileMisc
'''

from Library import DataType as DT
from Library import GlobalData
from Parser.DecParser import Dec

# AddExternToDefineSec
#
#  @param SectionDict: string of source file path/name
#  @param Arch:     string of source file family field
#  @param ExternList:  string of source file FeatureFlag field
#   
def AddExternToDefineSec(SectionDict, Arch, ExternList):
    LeftOffset = 31
    for ArchList, EntryPoint, UnloadImage, Constructor, Destructor, FFE, HelpStringList in ExternList:
        if Arch or ArchList:
            if EntryPoint:
                Statement = (u'%s ' % DT.TAB_INF_DEFINES_ENTRY_POINT).ljust(LeftOffset) + u'= %s' % EntryPoint
                if FFE:
                    Statement += ' | %s' % FFE
                if len(HelpStringList) > 0:
                    Statement = HelpStringList[0].GetString() + '\n' + Statement
                if len(HelpStringList) > 1:
                    Statement = Statement + HelpStringList[1].GetString()
                SectionDict[Arch] = SectionDict[Arch] + [Statement]

            if UnloadImage:
                Statement = (u'%s ' % DT.TAB_INF_DEFINES_UNLOAD_IMAGE).ljust(LeftOffset) + u'= %s' % UnloadImage
                if FFE:
                    Statement += ' | %s' % FFE

                if len(HelpStringList) > 0:
                    Statement = HelpStringList[0].GetString() + '\n' + Statement
                if len(HelpStringList) > 1:
                    Statement = Statement + HelpStringList[1].GetString()
                SectionDict[Arch] = SectionDict[Arch] + [Statement]

            if Constructor:
                Statement = (u'%s ' % DT.TAB_INF_DEFINES_CONSTRUCTOR).ljust(LeftOffset) + u'= %s' % Constructor
                if FFE:
                    Statement += ' | %s' % FFE

                if len(HelpStringList) > 0:
                    Statement = HelpStringList[0].GetString() + '\n' + Statement
                if len(HelpStringList) > 1:
                    Statement = Statement + HelpStringList[1].GetString()
                SectionDict[Arch] = SectionDict[Arch] + [Statement]

            if Destructor:
                Statement = (u'%s ' % DT.TAB_INF_DEFINES_DESTRUCTOR).ljust(LeftOffset) + u'= %s' % Destructor
                if FFE:
                    Statement += ' | %s' % FFE

                if len(HelpStringList) > 0:
                    Statement = HelpStringList[0].GetString() + '\n' + Statement
                if len(HelpStringList) > 1:
                    Statement = Statement + HelpStringList[1].GetString()
                SectionDict[Arch] = SectionDict[Arch] + [Statement]

## ObtainPcdName
#
# Using TokenSpaceGuidValue and Token to obtain PcdName from DEC file
#
def ObtainPcdName(Packages, TokenSpaceGuidValue, Token):
    for PackageDependency in Packages:
        #
        # Generate generic comment
        #
        Guid = PackageDependency.GetGuid()
        Version = PackageDependency.GetVersion()

        #
        # find package path/name
        # 
        for PkgInfo in GlobalData.gWSPKG_LIST:
            if Guid == PkgInfo[1]:
                if (not Version) or (Version == PkgInfo[2]):
                    Path = PkgInfo[3]
                    break

        DecFile = None
        if Path not in GlobalData.gPackageDict:
            DecFile = Dec(Path)
            GlobalData.gPackageDict[Path] = DecFile
        else:
            DecFile = GlobalData.gPackageDict[Path]

        DecGuidsDict = DecFile.GetGuidSectionObject().ValueDict
        DecPcdsDict = DecFile.GetPcdSectionObject().ValueDict

        TokenSpaceGuidName = ''
        PcdCName = ''
        TokenSpaceGuidNameFound = False

        #
        # Get TokenSpaceGuidCName from Guids section 
        #
        for GuidKey in DecGuidsDict:
            GuidList = DecGuidsDict[GuidKey]
            for GuidItem in GuidList:
                if TokenSpaceGuidValue.upper() == GuidItem.GuidString.upper():
                    TokenSpaceGuidName = GuidItem.GuidCName
                    TokenSpaceGuidNameFound = True
                    break
            if TokenSpaceGuidNameFound:
                break
        #
        # Retrieve PcdCName from Pcds Section
        #
        for PcdKey in DecPcdsDict:
            PcdList = DecPcdsDict[PcdKey]
            for PcdItem in PcdList:
                if TokenSpaceGuidName == PcdItem.TokenSpaceGuidCName and Token == PcdItem.TokenValue:
                    PcdCName = PcdItem.TokenCName
                    return TokenSpaceGuidName, PcdCName

    return TokenSpaceGuidName, PcdCName

## _TransferDict
#  transfer dict that using (Statement, SortedArch) as key, 
#  (GenericComment, UsageComment) as value into a dict that using SortedArch as
#  key and NewStatement as value 
#
def TransferDict(OrigDict, Type=None):
    NewDict = {}
    LeftOffset = 0
    if Type in ['INF_GUID', 'INF_PPI_PROTOCOL']:
        LeftOffset = 45
    if Type in ['INF_PCD']:
        LeftOffset = 75
    if LeftOffset > 0:
        for Statement, SortedArch in OrigDict:
            if len(Statement) > LeftOffset:
                LeftOffset = len(Statement)
        
    for Statement, SortedArch in OrigDict:
        Comment = OrigDict[Statement, SortedArch]
        #
        # apply the NComment/1Comment rule
        #
        if Comment.find('\n') != len(Comment) - 1:
            NewStateMent = Comment + Statement
        else:
            if LeftOffset:
                NewStateMent = Statement.ljust(LeftOffset) + ' ' + Comment.rstrip('\n')
            else:
                NewStateMent = Statement + ' ' + Comment.rstrip('\n')

        if SortedArch in NewDict:
            NewDict[SortedArch] = NewDict[SortedArch] + [NewStateMent]
        else:
            NewDict[SortedArch] = [NewStateMent]

    return NewDict