' ==============================================================================
' 模块: M06A_Mapper
' 职责: 值映射模块，为BOM Extraction System提供azxs和lcfw参数映射
'
' 功能:
'   - 从"对照表"工作表加载映射数据
'   - 将原始值转换为"原始值,映射值"格式
'   - 支持azxs（安装形式）和lcfw（量程范围）映射
'
' 使用场景:
'   产品型号解析后，调用映射器为参数添加映射值，支持双值匹配
'
' 示例:
'   输入: azxs="A0"
'   输出: azxs="A0,径向"
'
'   BOM库中azxs="A0"或"径向"均可匹配成功
' ==============================================================================
Option Explicit

' 模块级常量 - 映射表配置
Private Const MAPPING_COL_LCFW_KEY As Long = 1      ' A列 - lcfw原始值
Private Const MAPPING_COL_LCFW_VAL As Long = 2      ' B列 - lcfw映射值
Private Const MAPPING_COL_AZXS_KEY As Long = 4      ' D列 - azxs原始值
Private Const MAPPING_COL_AZXS_VAL As Long = 5      ' E列 - azxs映射值
Private Const MAPPING_START_ROW As Long = 3         ' 数据起始行

' 模块级变量
Private g_LcfwMapping As Object      ' Scripting.Dictionary - lcfw映射表
Private g_AzxsMapping As Object      ' Scripting.Dictionary - azxs映射表
Private g_Logger As clsErrorLogger
Private g_IsInitialized As Boolean

' ------------------------------------------------------------------------------
' 初始化映射器
'
' 输入:
'   logger - 错误记录器
'   wsMapping - 对照表工作表
'
' 说明:
'   从对照表工作表加载lcfw和azxs映射数据
'   - lcfw映射: A列:B列 (M01->低压, M12->高压)
'   - azxs映射: D列:E列 (A0->径向, AT->径向, etc.)
' ------------------------------------------------------------------------------
Public Sub InitMapper(logger As clsErrorLogger, wsMapping As Worksheet)
    Set g_Logger = logger
    Set g_LcfwMapping = CreateObject("Scripting.Dictionary")
    Set g_AzxsMapping = CreateObject("Scripting.Dictionary")

    ' 从[对照表]加载映射
    Call LoadLcfwMapping(wsMapping)
    Call LoadAzxsMapping(wsMapping)

    g_IsInitialized = True
End Sub

' ------------------------------------------------------------------------------
' 检查是否已初始化
' ------------------------------------------------------------------------------
Public Function IsInitialized() As Boolean
    IsInitialized = g_IsInitialized
End Function

' ------------------------------------------------------------------------------
' 映射azxs值
'
' 输入:
'   rawValue - 原始azxs值（如"A0"）
'
' 输出:
'   String - "raw,mapped"格式（如"A0,径向"）或原始值（如果未找到映射）
'
' 示例:
'   MapAzxs("A0")   = "A0,径向"
'   MapAzxs("AT")   = "AT,径向"
'   MapAzxs("XX")   = "XX" (未找到映射)
' ------------------------------------------------------------------------------
Public Function MapAzxs(ByVal rawValue As String) As String
    rawValue = Trim(rawValue)

    ' 如果未初始化或值为空，直接返回原始值
    If Not g_IsInitialized Or Len(rawValue) = 0 Then
        MapAzxs = rawValue
        Exit Function
    End If

    ' 查找映射值
    If g_AzxsMapping.Exists(rawValue) Then
        Dim mappedValue As String
        mappedValue = g_AzxsMapping(rawValue)
        MapAzxs = rawValue & "," & mappedValue
    Else
        ' 未找到映射，返回原始值
        MapAzxs = rawValue
    End If
End Function

' ------------------------------------------------------------------------------
' 映射lcfw值
'
' 输入:
'   rawValue - 原始lcfw值（如"M01"）
'
' 输出:
'   String - "raw,mapped"格式（如"M01,低压"）或原始值（如果未找到映射）
'
' 示例:
'   MapLcfw("M01")  = "M01,低压"
'   MapLcfw("M12")  = "M12,高压"
'   MapLcfw("XX")   = "XX" (未找到映射)
' ------------------------------------------------------------------------------
Public Function MapLcfw(ByVal rawValue As String) As String
    rawValue = Trim(rawValue)

    ' 如果未初始化或值为空，直接返回原始值
    If Not g_IsInitialized Or Len(rawValue) = 0 Then
        MapLcfw = rawValue
        Exit Function
    End If

    ' 查找映射值
    If g_LcfwMapping.Exists(rawValue) Then
        Dim mappedValue As String
        mappedValue = g_LcfwMapping(rawValue)
        MapLcfw = rawValue & "," & mappedValue
    Else
        ' 未找到映射，返回原始值
        MapLcfw = rawValue
    End If
End Function

' ------------------------------------------------------------------------------
' 加载lcfw映射（从A列:B列，列1:2）
'
' 数据格式:
'   Row 3+: M01 | 低压
'          M12 | 高压
'          etc.
' ------------------------------------------------------------------------------
Private Sub LoadLcfwMapping(wsMapping As Worksheet)
    Dim lastRow As Long
    lastRow = wsMapping.Cells(wsMapping.Rows.count, 1).End(xlUp).row

    Dim i As Long
    Dim key As String, val As String

    ' 从第3行开始读取
    For i = MAPPING_START_ROW To lastRow
        key = Trim(CStr(wsMapping.Cells(i, MAPPING_COL_LCFW_KEY).Value))
        val = Trim(CStr(wsMapping.Cells(i, MAPPING_COL_LCFW_VAL).Value))

        If Len(key) > 0 And Len(val) > 0 Then
            If Not g_LcfwMapping.Exists(key) Then
                g_LcfwMapping.Add key, val
            End If
        End If
    Next i
End Sub

' ------------------------------------------------------------------------------
' 加载azxs映射（从D列:E列，列4:5）
'
' 数据格式:
'   Row 3+: A0  | 径向
'          AT  | 径向
'          B0  | 下轴向
'          etc.
' ------------------------------------------------------------------------------
Private Sub LoadAzxsMapping(wsMapping As Worksheet)
    Dim lastRow As Long
    lastRow = wsMapping.Cells(wsMapping.Rows.count, MAPPING_COL_AZXS_KEY).End(xlUp).row

    Dim i As Long
    Dim key As String, val As String

    ' 从第3行开始读取
    For i = MAPPING_START_ROW To lastRow
        key = Trim(CStr(wsMapping.Cells(i, MAPPING_COL_AZXS_KEY).Value))
        val = Trim(CStr(wsMapping.Cells(i, MAPPING_COL_AZXS_VAL).Value))

        If Len(key) > 0 And Len(val) > 0 Then
            If Not g_AzxsMapping.Exists(key) Then
                g_AzxsMapping.Add key, val
            End If
        End If
    Next i
End Sub

' ------------------------------------------------------------------------------
' 测试辅助函数：获取lcfw映射值
' ------------------------------------------------------------------------------
Public Function GetLcfwMappedValue(key As String) As String
    If g_LcfwMapping.Exists(key) Then
        GetLcfwMappedValue = g_LcfwMapping(key)
    Else
        GetLcfwMappedValue = ""
    End If
End Function

' ------------------------------------------------------------------------------
' 测试辅助函数：获取azxs映射值
' ------------------------------------------------------------------------------
Public Function GetAzxsMappedValue(key As String) As String
    If g_AzxsMapping.Exists(key) Then
        GetAzxsMappedValue = g_AzxsMapping(key)
    Else
        GetAzxsMappedValue = ""
    End If
End Function