<#
.SYNOPSIS
Batch replace PageData references in all TypeScript files

.DESCRIPTION
1. Automatically backup original files
2. Remove all PageData import statements
3. Replace all PageData references with this.PageData
4. Generate detailed execution log
#>

# Configuration parameters
$baseDir = "D:\front_Vue\ant-design-pro-vue3"
$entityDir = "src/views/front/develop/Contract/Function/Entity"
$backupRoot = "$baseDir\backups"
$logFile = "$baseDir\batch_replace_log_$(Get-Date -Format 'yyyyMMdd_HHmmss').txt"

# Create backup directory and log file
$backupDir = "$backupRoot\$(Get-Date -Format 'yyyyMMdd_HHmmss')"
New-Item -ItemType Directory -Path $backupDir -Force | Out-Null
"Batch replace started at $(Get-Date)" | Out-File $logFile -Encoding UTF8

# Get all .ts files (excluding demo directory)
$files = Get-ChildItem -Path "$baseDir\$entityDir" -Filter "*.ts" -Recurse | 
         Where-Object { $_.FullName -notmatch "\\demo\\" }

# Process each file
foreach ($file in $files) {
    try {
        $relativePath = $file.FullName.Substring($baseDir.Length + 1)
        "Processing: $relativePath" | Out-File $logFile -Encoding UTF8 -Append

        # Backup file (maintaining original directory structure)
        $backupPath = $file.FullName.Replace($baseDir, $backupDir)
        $backupDirPath = Split-Path $backupPath -Parent
        if (-not (Test-Path $backupDirPath)) {
            New-Item -ItemType Directory -Path $backupDirPath -Force | Out-Null
        }
        Copy-Item $file.FullName $backupPath

        # Read and modify content
        $content = Get-Content $file.FullName -Raw -Encoding UTF8
        
        # 1. Remove PageData import
        $content = $content -replace '(?m)^import\s*{\s*PageData\s*}\s*from\s*[''"].*page-data[''"];?\s*$', ''
        
        # 2. Replace all PageData references
        $content = $content -replace '(?<!this\.)PageData\.', 'this.PageData.'
        
        # Write to file
        $content | Set-Content $file.FullName -Encoding UTF8
        
        "Successfully processed: $relativePath" | Out-File $logFile -Encoding UTF8 -Append
    }
    catch {
        "ERROR processing $($file.FullName): $_" | Out-File $logFile -Encoding UTF8 -Append
    }
}

# Complete processing
"`nBatch replace completed at $(Get-Date)" | Out-File $logFile -Encoding UTF8 -Append
"Total files processed: $($files.Count)" | Out-File $logFile -Encoding UTF8 -Append
"Backup location: $backupDir" | Out-File $logFile -Encoding UTF8 -Append

Write-Host "Batch replacement completed!"
Write-Host "Files processed: $($files.Count)"
Write-Host "Backup location: $backupDir"
Write-Host "Detailed log: $logFile"