$ErrorActionPreference = "Stop"

function Read-DotEnv {
  param([string]$Path)
  $map = @{}
  Get-Content -Encoding UTF8 $Path | ForEach-Object {
    $line = $_.Trim()
    if ($line.Length -eq 0 -or $line.StartsWith("#")) { return }
    if ($line -match "^([^=]+)=(.*)$") {
      $map[$Matches[1].Trim()] = $Matches[2].Trim()
    }
  }
  return $map
}

function Invoke-Parse {
  param(
    [string]$Method,
    [string]$Path,
    [object]$Body = $null
  )
  $headers = @{
    "X-Parse-Application-Id" = $envMap["PARSE_APP_ID"]
    "X-Parse-REST-API-Key" = $envMap["PARSE_REST_API_KEY"]
    "X-Parse-Master-Key" = $envMap["PARSE_MASTER_KEY"]
  }
  $json = if ($null -ne $Body) { $Body | ConvertTo-Json -Depth 16 } else { $null }
  Invoke-RestMethod -Method $Method -Uri "$baseUrl$Path" -Headers $headers -ContentType "application/json" -Body $json
}

function Pointer {
  param([string]$ClassName, [string]$ObjectId)
  return @{ "__type" = "Pointer"; className = $ClassName; objectId = $ObjectId }
}

function AclForUsers {
  param([string[]]$UserIds)
  $acl = @{}
  foreach ($userId in $UserIds) {
    if ($userId) {
      $acl[$userId] = @{ read = $true; write = $true }
    }
  }
  return $acl
}

function Create-Object {
  param([string]$ClassName, [object]$Body)
  Invoke-Parse -Method "Post" -Path "/classes/$ClassName" -Body $Body
}

function Create-User {
  param(
    [string]$Username,
    [string]$Password,
    [string]$Name,
    [string]$Role,
    [string]$Phone,
    [object]$CompanyPointer = $null
  )
  $body = @{
    username = $Username
    email = $Username
    password = $Password
    name = $Name
    role = $Role
    phone = $Phone
    status = "enabled"
    mockBatch = $batch
  }
  if ($CompanyPointer) {
    $body.company = $CompanyPointer
  }
  try {
    return Invoke-Parse -Method "Post" -Path "/users" -Body $body
  }
  catch {
    Write-Host "Skip existing or invalid user: $Username"
    $where = [uri]::EscapeDataString((@{ username = $Username } | ConvertTo-Json -Compress))
    $result = Invoke-Parse -Method "Get" -Path "/users?where=$where"
    return $result.results[0]
  }
}

$envPath = Join-Path $PSScriptRoot "..\.env"
$envMap = Read-DotEnv -Path $envPath
$baseUrl = $envMap["PARSE_SERVER_URL"].TrimEnd("/")
$batch = "servicepilot-mock-20260601"
$password = "Test@123456"

Write-Host "Seeding ServicePilot mock data..."

$companies = @(
  @{ name = "Huadong Yunqi Tech"; contactName = "Zhou Yuan"; contactPhone = "13800001001"; email = "contact01@example.com"; serviceLevel = "enterprise"; address = "Shanghai Pudong"; status = "enabled"; mockBatch = $batch },
  @{ name = "Beichen Manufacturing"; contactName = "Liu Na"; contactPhone = "13800001002"; email = "contact02@example.com"; serviceLevel = "professional"; address = "Tianjin Binhai"; status = "enabled"; mockBatch = $batch },
  @{ name = "Huilian Data Service"; contactName = "Chen Lin"; contactPhone = "13800001003"; email = "contact03@example.com"; serviceLevel = "standard"; address = "Hangzhou Xihu"; status = "enabled"; mockBatch = $batch }
)

$companyObjects = @()
foreach ($company in $companies) {
  $created = Create-Object -ClassName "Company" -Body $company
  $company.objectId = $created.objectId
  $companyObjects += $company
  Write-Host "Created Company $($company.name)"
}

$support = Create-User -Username "support@servicepilot.test" -Password $password -Name "Support Wang" -Role "support" -Phone "13900002001"
$engineer = Create-User -Username "engineer@servicepilot.test" -Password $password -Name "Engineer Chen" -Role "engineer" -Phone "13900002002"
$admin = Create-User -Username "admin@servicepilot.test" -Password $password -Name "System Admin" -Role "admin" -Phone "13900002003"

$customers = @()
for ($i = 0; $i -lt $companyObjects.Count; $i++) {
  $company = $companyObjects[$i]
  $customer = Create-User -Username "customer$($i + 1)@servicepilot.test" -Password $password -Name "$($company.name) Customer" -Role "customer" -Phone "1390000300$($i + 1)" -CompanyPointer (Pointer "Company" $company.objectId)
  $customers += $customer
}

$titles = @(
  "Monthly report export failed",
  "New employee cannot login",
  "API returns 500 occasionally",
  "Data sync job delayed",
  "Customer portal loads slowly",
  "Attachment preview failed",
  "Menu not refreshed after permission change",
  "Knowledge search is inaccurate",
  "Customer import failed",
  "SLA timeout reminder missing"
)
$categories = @("software", "account", "data", "other")
$priorities = @("low", "medium", "high", "urgent")
$statuses = @("pending", "processing", "confirming", "resolved")

for ($i = 0; $i -lt 60; $i++) {
  $company = $companyObjects[$i % $companyObjects.Count]
  $creator = $customers[$i % $customers.Count]
  $assignee = if ($i % 4 -eq 0) { $support } else { $engineer }
  $status = $statuses[$i % $statuses.Count]
  $priority = $priorities[$i % $priorities.Count]
  $ticketNo = "TK-20260601-$("{0:D3}" -f ($i + 1))"
  $acl = AclForUsers @($creator.objectId, $assignee.objectId, $support.objectId, $admin.objectId)
  $ticket = @{
    ticketNo = $ticketNo
    title = $titles[$i % $titles.Count]
    description = "Mock ticket for CRUD, ACL isolation, API tests, UI automation, and performance tests."
    category = $categories[$i % $categories.Count]
    priority = $priority
    impactScope = if ($i % 3 -eq 0) { "company" } elseif ($i % 3 -eq 1) { "department" } else { "single-user" }
    status = $status
    company = Pointer "Company" $company.objectId
    companyName = $company.name
    creator = Pointer "_User" $creator.objectId
    assignee = Pointer "_User" $assignee.objectId
    ownerName = $assignee.name
    isOverdue = ($i % 9 -eq 0)
    slaDeadline = @{ "__type" = "Date"; iso = (Get-Date).AddHours(4 - ($i % 8)).ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffZ") }
    mockBatch = $batch
    ACL = $acl
  }
  $createdTicket = Create-Object -ClassName "Ticket" -Body $ticket

  if ($i -lt 12) {
    Create-Object -ClassName "TicketComment" -Body @{
      ticket = Pointer "Ticket" $createdTicket.objectId
      author = Pointer "_User" $assignee.objectId
      content = "Issue received and investigation started."
      visibility = "public"
      mockBatch = $batch
      ACL = $acl
    } | Out-Null
  }
}

$slaRules = @(
  @{ priority = "urgent"; responseMinutes = 15; resolveHours = 4; alertBeforeMinutes = 30; enabled = $true; mockBatch = $batch },
  @{ priority = "high"; responseMinutes = 30; resolveHours = 8; alertBeforeMinutes = 60; enabled = $true; mockBatch = $batch },
  @{ priority = "medium"; responseMinutes = 120; resolveHours = 24; alertBeforeMinutes = 120; enabled = $true; mockBatch = $batch },
  @{ priority = "low"; responseMinutes = 240; resolveHours = 48; alertBeforeMinutes = 240; enabled = $true; mockBatch = $batch }
)
foreach ($rule in $slaRules) {
  Create-Object -ClassName "SlaRule" -Body $rule | Out-Null
}

$category = Create-Object -ClassName "KnowledgeCategory" -Body @{ name = "FAQ"; sortOrder = 1; enabled = $true; mockBatch = $batch }
foreach ($articleTitle in @("Report export troubleshooting", "First login troubleshooting", "API 500 diagnosis", "Attachment preview troubleshooting")) {
  Create-Object -ClassName "KnowledgeArticle" -Body @{
    title = $articleTitle
    category = Pointer "KnowledgeCategory" $category.objectId
    summary = "Mock article for knowledge search and ticket reference."
    content = "Step 1: confirm symptom. Step 2: collect logs. Step 3: resolve and update ticket."
    tags = @("test", "ticket", "knowledge")
    visibility = "customer"
    status = "published"
    author = Pointer "_User" $admin.objectId
    viewCount = 10
    referenceCount = 2
    mockBatch = $batch
  } | Out-Null
}

Write-Host "Mock users:"
Write-Host "  customer1@servicepilot.test / $password"
Write-Host "  customer2@servicepilot.test / $password"
Write-Host "  customer3@servicepilot.test / $password"
Write-Host "  support@servicepilot.test / $password"
Write-Host "  engineer@servicepilot.test / $password"
Write-Host "  admin@servicepilot.test / $password"
Write-Host "Seed finished. Ticket count: 60"