# Merge server/schema.sql + database/sql/*.sql (INSERT dumps) -> database/sql/wuhan_saga_init.sql
# Run from repo root: powershell -ExecutionPolicy Bypass -File scripts/build-init-from-sql-dumps.ps1

$ErrorActionPreference = 'Stop'
$root = Split-Path -Parent $PSScriptRoot
$schemaPath = Join-Path $root "server/src/main/resources/schema.sql"
$sqlDir = Join-Path $root "database/sql"
$outPath = Join-Path $sqlDir "wuhan_saga_init.sql"

$dataFiles = @(
  "sys_user.sql",
  "f_company_info.sql",
  "f_contact.sql",
  "f_about.sql",
  "f_banner.sql",
  "f_workshop.sql",
  "f_case_category.sql",
  "f_case_study.sql",
  "f_case_media.sql",
  "f_core_technology.sql",
  "f_news_category.sql",
  "f_news.sql",
  "f_media_library.sql",
  "f_product_category.sql",
  "f_product_line.sql",
  "f_single_equipment.sql",
  "f_spare_part.sql",
  "f_product_line_equipment.sql",
  "f_product_media.sql"
)

if (-not (Test-Path $schemaPath)) { Write-Error "Missing schema: $schemaPath" }

$sb = New-Object System.Text.StringBuilder
[void]$sb.AppendLine(@"
-- ======================================================================
-- Wuhan Saga FULL init: schema (from resources) + data (from database/sql exports)
-- Generated: scripts/build-init-from-sql-dumps.ps1
-- Run: mysql -u root -p < database/sql/wuhan_saga_init.sql
-- ======================================================================

SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci;
SET FOREIGN_KEY_CHECKS = 0;

CREATE DATABASE IF NOT EXISTS wuhan_saga
  CHARACTER SET utf8mb4
  COLLATE utf8mb4_unicode_ci;

USE wuhan_saga;

-- ---------- SCHEMA ----------
"@)

$schema = Get-Content -Raw -Encoding UTF8 $schemaPath
[void]$sb.AppendLine($schema.TrimEnd())
[void]$sb.AppendLine("")
[void]$sb.AppendLine("-- ---------- DATA (INSERT dumps, FK-safe order) ----------")

foreach ($name in $dataFiles) {
  $p = Join-Path $sqlDir $name
  if (-not (Test-Path $p)) {
    Write-Warning "Skip (missing): $name"
    continue
  }
  $raw = Get-Content -Raw -Encoding UTF8 $p
  if ([string]::IsNullOrWhiteSpace($raw)) {
    Write-Warning "Skip (empty): $name"
    continue
  }
  [void]$sb.AppendLine("")
  [void]$sb.AppendLine("-- ---- $name ----")
  [void]$sb.AppendLine($raw.TrimEnd())
}

[void]$sb.AppendLine("")
[void]$sb.AppendLine("SET FOREIGN_KEY_CHECKS = 1;")

$utf8NoBom = New-Object System.Text.UTF8Encoding $false
[System.IO.File]::WriteAllText($outPath, $sb.ToString(), $utf8NoBom)
Write-Host "Wrote" $outPath