<#
.SYNOPSIS
Fix duplicate 'this.' references in TypeScript files

.DESCRIPTION
This script fixes the issue where 'this.PageData' was incorrectly replaced to 'this.this.PageData'
by replacing all instances of 'this.this.PageData' with 'this.PageData'
#>

# Configuration parameters
$baseDir = "D:\front_Vue\ant-design-pro-vue3"
$entityDir = "src/views/front/develop/Contract/Function/Entity"
$backupRoot = "$baseDir\backups"
$logFile = "$baseDir\fix_duplicate_this_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
"Fix duplicate 'this.' 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
        
        # Fix duplicate 'this.'
        $originalContent = $content
        $content = $content -replace 'this\.this\.PageData\.', 'this.PageData.'
        
        # Only write if changes were made
        if ($content -ne $originalContent) {
            $content | Set-Content $file.FullName -Encoding UTF8
            "Fixed duplicate 'this.' in: $relativePath" | Out-File $logFile -Encoding UTF8 -Append
        } else {
            "No duplicate 'this.' found in: $relativePath" | Out-File $logFile -Encoding UTF8 -Append
        }
    }
    catch {
        "ERROR processing $($file.FullName): $_" | Out-File $logFile -Encoding UTF8 -Append
    }
}

# Complete processing
"`nFix 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 "Fix completed!"
Write-Host "Files processed: $($files.Count)"
Write-Host "Backup location: $backupDir"
Write-Host "Detailed log: $logFile"