dtm_java/docs/create-monitoring-architecture-ppt.ps1

$ErrorActionPreference = "Stop"

$outputPath = Join-Path $PSScriptRoot "订单与供应监测模块架构汇报.pptx"
$buildDir = Join-Path $PSScriptRoot "pptx-build"

if (Test-Path $outputPath) {
    Remove-Item -LiteralPath $outputPath -Force
}
if (Test-Path $buildDir) {
    Remove-Item -LiteralPath $buildDir -Recurse -Force
}

New-Item -ItemType Directory -Force -Path $buildDir | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "_rels") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "docProps") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\_rels") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\slides") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\slides\_rels") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\slideMasters") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\slideMasters\_rels") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\slideLayouts") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\slideLayouts\_rels") | Out-Null
New-Item -ItemType Directory -Force -Path (Join-Path $buildDir "ppt\theme") | Out-Null

$emu = 9525
$shapeId = 1

function XmlEscape($value) {
    return [System.Security.SecurityElement]::Escape([string]$value)
}

function Emu($px) {
    return [int64]([double]$px * $emu)
}

function Rgb($hex) {
    return $hex.TrimStart("#").ToUpperInvariant()
}

function Write-Utf8($path, $content) {
    $utf8 = New-Object System.Text.UTF8Encoding($false)
    [System.IO.File]::WriteAllText($path, $content, $utf8)
}

function TextShape($text, $x, $y, $w, $h, $fontSize, $color, $bold) {
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    $paras = @()
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<a:p><a:r><a:rPr lang="zh-CN" sz="$([int]($fontSize * 100))"$b><a:solidFill><a:srgbClr val="$(Rgb $color)"/></a:solidFill><a:latin typeface="Microsoft YaHei"/><a:ea typeface="Microsoft YaHei"/></a:rPr><a:t>$(XmlEscape $line)</a:t></a:r><a:endParaRPr lang="zh-CN" sz="$([int]($fontSize * 100))"/></a:p>
"@
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<p:sp>
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  <p:spPr><a:xfrm><a:off x="$(Emu $x)" y="$(Emu $y)"/><a:ext cx="$(Emu $w)" cy="$(Emu $h)"/></a:xfrm><a:prstGeom prst="rect"><a:avLst/></a:prstGeom><a:noFill/><a:ln><a:noFill/></a:ln></p:spPr>
  <p:txBody><a:bodyPr wrap="square" rtlCol="0"><a:spAutoFit/></a:bodyPr><a:lstStyle/>$($paras -join "")</p:txBody>
</p:sp>
"@
}

function RectShape($x, $y, $w, $h, $fill, $line = "FFFFFF", $radius = $false) {
    $script:shapeId++
    $geom = if ($radius) { "roundRect" } else { "rect" }
    return @"
<p:sp>
  <p:nvSpPr><p:cNvPr id="$shapeId" name="Box $shapeId"/><p:cNvSpPr/><p:nvPr/></p:nvSpPr>
  <p:spPr><a:xfrm><a:off x="$(Emu $x)" y="$(Emu $y)"/><a:ext cx="$(Emu $w)" cy="$(Emu $h)"/></a:xfrm><a:prstGeom prst="$geom"><a:avLst/></a:prstGeom><a:solidFill><a:srgbClr val="$(Rgb $fill)"/></a:solidFill><a:ln w="9525"><a:solidFill><a:srgbClr val="$(Rgb $line)"/></a:solidFill></a:ln></p:spPr>
</p:sp>
"@
}

function Card($title, $body, $x, $y, $w, $h, $accent) {
    return (RectShape $x $y $w $h "FFFFFF" "DDDDDD" $true) +
        (RectShape $x $y 8 $h $accent $accent $false) +
        (TextShape $title ($x + 22) ($y + 16) ($w - 35) 34 17 "17304A" $true) +
        (TextShape $body ($x + 22) ($y + 58) ($w - 35) ($h - 68) 13 "555555" $false)
}

function Node($text, $x, $y, $w, $h, $fill, $line) {
    return (RectShape $x $y $w $h $fill $line $true) +
        (TextShape $text ($x + 10) ($y + 15) ($w - 20) ($h - 20) 14 "17304A" $true)
}

function Title($title, $subtitle) {
    $xml = (TextShape $title 70 42 980 52 30 "17304A" $true)
    if ($subtitle -ne "") {
        $xml += TextShape $subtitle 72 92 980 30 14 "666666" $false
    }
    $xml += RectShape 70 128 1140 3 "2B74B1" "2B74B1" $false
    return $xml
}

$slides = @()

$slides += @{
    Bg = "FBFAF7"
    Body = (TextShape "订单监测与供应监测" 90 170 900 58 38 "17304A" $true) +
        (TextShape "模块架构、功能逻辑与系统关联汇报" 92 238 880 38 20 "666666" $false) +
        (TextShape "面向管理层的简版说明" 94 300 420 28 15 "2B74B1" $true) +
        (Card "汇报重点" "1. 两个模块分别解决什么问题`n2. 数据如何进入系统并形成分析结果`n3. 与库存、产品、生命周期等模块如何关联" 760 170 390 250 "2B74B1")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "一页总览" "两个模块都采用：数据接入 -> 数据入库 -> 后端聚合 -> 前端看板展示") +
        (Card "订单监测" "关注销售侧：订单金额、商品贡献、渠道/平台表现、支付效率、退款漏损、连带购买。`n`n当前数据库已有核心表，具备较完整的数据分析基础。" 80 170 500 320 "2B74B1") +
        (Card "供应监测" "关注采购侧：供应商履约、采购订单、入库金额、账期、准交率、付款计划。`n`n当前数据库只有部分基础数据，需补齐采购订单、账期和交付匹配数据。" 700 170 500 320 "449B7A")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "整体模块架构" "前端页面保持稳定，后端逐步将文件依赖切换为数据库驱动") +
        (Node "数据文件上传`nCSV / Excel" 70 220 180 78 "DAE7F4" "2B74B1") +
        (TextShape "→" 268 234 50 50 28 "666666" $true) +
        (Node "导入服务`n解析 / 清洗 / 校验" 330 220 210 78 "EAF5EC" "449B7A") +
        (TextShape "→" 558 234 50 50 28 "666666" $true) +
        (Node "业务数据库`n订单 / 供应 / 库存" 620 220 210 78 "F7F1E8" "E88B3A") +
        (TextShape "→" 848 234 50 50 28 "666666" $true) +
        (Node "分析服务`nMapper / 聚合逻辑" 910 220 210 78 "F5F5F5" "666666") +
        (TextShape "↓" 995 305 50 50 26 "666666" $true) +
        (Node "管理看板`n图表 / 报表 / 对比" 910 370 210 78 "FFFFFF" "2B74B1") +
        (Card "架构原则" "接口尽量保持不变，减少前端改造；数据统一入库，避免依赖本地路径；分析逻辑集中在 Service 和 Mapper 层。" 120 500 1030 105 "2B74B1")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "订单监测：功能逻辑" "订单监测已经具备数据库化基础，重点是持续完善导入和统计口径") +
        (Card "核心功能" "订单价值分析：GMV、成交金额、退款金额`n商品分析：Top 商品、连带购买`n渠道分析：平台、渠道、业务单元贡献`n支付分析：平均支付耗时、支付漏斗`n经营报表：按日/月/年聚合" 70 165 360 370 "2B74B1") +
        (Card "实现逻辑" "1. 订单和店铺价值数据进入数据库`n2. Mapper 查询订单主表和店铺价值明细表`n3. Service 聚合指标并返回统一结构`n4. 前端看板按日期范围展示结果" 460 165 360 370 "449B7A") +
        (Card "当前基础" "dtm_order_main：订单主表`ndtm_shop_value_main：店铺价值明细表`n`n当前数据库中两张核心表已有较多数据，可支撑订单监测主要分析。" 850 165 360 370 "E88B3A")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "供应监测：功能逻辑" "供应监测目标是从 Excel 文件读取升级为数据库驱动") +
        (Card "核心功能" "供应商统计：订单金额、入库金额、完成率、准交率`n供应商对比：多个供应商横向比较`n付款计划：账期 + 验收/入库日期计算预计付款`n数据导入：账期、订单、入库、匹配结果" 70 165 360 370 "449B7A") +
        (Card "实现逻辑" "1. 上传供应监测相关 Excel`n2. 解析供应商、订单、入库、账期字段`n3. 写入供应监测数据表`n4. Service 从数据库聚合供应商指标`n5. 前端继续使用现有查询接口" 460 165 360 370 "2B74B1") +
        (Card "当前缺口" "数据库已有：供应商基础表、采购入库基础表。`n`n仍缺：采购订单、供应商账期、计划交货日期、实际验收日期、订单入库匹配结果。" 850 165 360 370 "E88B3A")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "模块关联关系" "两个监测模块不是孤立看板，而是与基础数据和分析模块共享数据资产") +
        (Card "订单监测关联" "产品模块：通过 SKU 关联商品、SPU、产品信息。`n生命周期模块：复用订单销售数据做热销、趋势、生命周期分析。`n店铺模块：复用平台、渠道、业务单元维度。" 90 170 500 280 "2B74B1") +
        (Card "供应监测关联" "库存模块：复用采购入库和库存流转数据。`n产品模块：通过 SKU 关联采购产品。`n供应商资料：复用供应商编号和名称，扩展账期和履约指标。" 690 170 500 280 "449B7A") +
        (Card "通用关联" "系统权限和操作日志可统一管理导入权限、导入记录和异常追踪；导入批次设计可在订单和供应两个模块复用。" 190 495 900 95 "E88B3A")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "数据入库建设重点" "管理层需要关注的是数据完整性、稳定性和可追踪性") +
        (Card "订单监测" "建设重点：完善导入批次、重复数据处理、异常行反馈。`n`n收益：订单看板稳定、历史数据可追溯、跨模块复用能力强。" 90 170 500 300 "2B74B1") +
        (Card "供应监测" "建设重点：补齐采购订单、账期、计划交货日期、实际验收日期、匹配结果。`n`n收益：供应商履约分析和付款计划可以稳定落地。" 690 170 500 300 "449B7A")
}

$slides += @{
    Bg = "FFFFFF"
    Body = (Title "推进路径" "建议分阶段推进，先稳定数据，再扩展分析能力") +
        (Node "阶段一`n确认数据源和字段口径" 80 220 210 85 "DAE7F4" "2B74B1") +
        (TextShape "→" 308 240 50 50 28 "666666" $true) +
        (Node "阶段二`n建设导入和入库表" 370 220 210 85 "EAF5EC" "449B7A") +
        (TextShape "→" 598 240 50 50 28 "666666" $true) +
        (Node "阶段三`n切换 Service 查询数据库" 660 220 230 85 "F7F1E8" "E88B3A") +
        (TextShape "→" 908 240 50 50 28 "666666" $true) +
        (Node "阶段四`n完善看板和管理报表" 970 220 210 85 "FFFFFF" "2B74B1") +
        (Card "结论" "订单监测已有较好的数据库基础，重点是规范化导入和追踪。供应监测需要先补齐核心数据表，再将现有 Excel 分析迁移到数据库查询。" 120 430 1040 130 "2B74B1")
}

function SlideXml($slide) {
    $bg = Rgb $slide.Bg
    return @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:sld xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main">
  <p:cSld>
    <p:bg><p:bgPr><a:solidFill><a:srgbClr val="$bg"/></a:solidFill><a:effectLst/></p:bgPr></p:bg>
    <p:spTree>
      <p:nvGrpSpPr><p:cNvPr id="1" name=""/><p:cNvGrpSpPr/><p:nvPr/></p:nvGrpSpPr>
      <p:grpSpPr><a:xfrm><a:off x="0" y="0"/><a:ext cx="0" cy="0"/><a:chOff x="0" y="0"/><a:chExt cx="0" cy="0"/></a:xfrm></p:grpSpPr>
      $($slide.Body)
    </p:spTree>
  </p:cSld>
  <p:clrMapOvr><a:masterClrMapping/></p:clrMapOvr>
</p:sld>
"@
}

$overrides = @(
    '<Override PartName="/ppt/presentation.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml"/>',
    '<Override PartName="/ppt/slideMasters/slideMaster1.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.slideMaster+xml"/>',
    '<Override PartName="/ppt/slideLayouts/slideLayout1.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.slideLayout+xml"/>',
    '<Override PartName="/ppt/theme/theme1.xml" ContentType="application/vnd.openxmlformats-officedocument.theme+xml"/>',
    '<Override PartName="/docProps/core.xml" ContentType="application/vnd.openxmlformats-package.core-properties+xml"/>',
    '<Override PartName="/docProps/app.xml" ContentType="application/vnd.openxmlformats-officedocument.extended-properties+xml"/>'
)

for ($i = 1; $i -le $slides.Count; $i++) {
    $overrides += "<Override PartName=""/ppt/slides/slide$i.xml"" ContentType=""application/vnd.openxmlformats-officedocument.presentationml.slide+xml""/>"
    Write-Utf8 (Join-Path $buildDir "ppt\slides\slide$i.xml") (SlideXml $slides[$i - 1])
    Write-Utf8 (Join-Path $buildDir "ppt\slides\_rels\slide$i.xml.rels") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout" Target="../slideLayouts/slideLayout1.xml"/>
</Relationships>
"@
}

Write-Utf8 (Join-Path $buildDir "[Content_Types].xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">
  <Default Extension="rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>
  <Default Extension="xml" ContentType="application/xml"/>
  $($overrides -join "`n  ")
</Types>
"@

Write-Utf8 (Join-Path $buildDir "_rels\.rels") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument" Target="ppt/presentation.xml"/>
  <Relationship Id="rId2" Type="http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties" Target="docProps/core.xml"/>
  <Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties" Target="docProps/app.xml"/>
</Relationships>
"@

$slideIds = @()
$presentationRels = @(
    '<Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideMaster" Target="slideMasters/slideMaster1.xml"/>'
)
for ($i = 1; $i -le $slides.Count; $i++) {
    $relId = $i + 1
    $slideDbId = 255 + $i
    $slideIds += "<p:sldId id=""$slideDbId"" r:id=""rId$relId""/>"
    $presentationRels += "<Relationship Id=""rId$relId"" Type=""http://schemas.openxmlformats.org/officeDocument/2006/relationships/slide"" Target=""slides/slide$i.xml""/>"
}

Write-Utf8 (Join-Path $buildDir "ppt\presentation.xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:presentation xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main">
  <p:sldMasterIdLst><p:sldMasterId id="2147483648" r:id="rId1"/></p:sldMasterIdLst>
  <p:sldIdLst>$($slideIds -join "")</p:sldIdLst>
  <p:sldSz cx="12192000" cy="6858000" type="wide"/>
  <p:notesSz cx="6858000" cy="9144000"/>
  <p:defaultTextStyle/>
</p:presentation>
"@

Write-Utf8 (Join-Path $buildDir "ppt\_rels\presentation.xml.rels") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  $($presentationRels -join "`n  ")
</Relationships>
"@

Write-Utf8 (Join-Path $buildDir "ppt\slideMasters\slideMaster1.xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:sldMaster xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main">
  <p:cSld><p:spTree><p:nvGrpSpPr><p:cNvPr id="1" name=""/><p:cNvGrpSpPr/><p:nvPr/></p:nvGrpSpPr><p:grpSpPr><a:xfrm><a:off x="0" y="0"/><a:ext cx="0" cy="0"/><a:chOff x="0" y="0"/><a:chExt cx="0" cy="0"/></a:xfrm></p:grpSpPr></p:spTree></p:cSld>
  <p:clrMap bg1="lt1" tx1="dk1" bg2="lt2" tx2="dk2" accent1="accent1" accent2="accent2" accent3="accent3" accent4="accent4" accent5="accent5" accent6="accent6" hlink="hlink" folHlink="folHlink"/>
  <p:sldLayoutIdLst><p:sldLayoutId id="2147483649" r:id="rId1"/></p:sldLayoutIdLst>
  <p:txStyles><p:titleStyle/><p:bodyStyle/><p:otherStyle/></p:txStyles>
</p:sldMaster>
"@

Write-Utf8 (Join-Path $buildDir "ppt\slideMasters\_rels\slideMaster1.xml.rels") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout" Target="../slideLayouts/slideLayout1.xml"/>
  <Relationship Id="rId2" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme" Target="../theme/theme1.xml"/>
</Relationships>
"@

Write-Utf8 (Join-Path $buildDir "ppt\slideLayouts\slideLayout1.xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:sldLayout xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main" type="blank" preserve="1">
  <p:cSld name="Blank"><p:spTree><p:nvGrpSpPr><p:cNvPr id="1" name=""/><p:cNvGrpSpPr/><p:nvPr/></p:nvGrpSpPr><p:grpSpPr><a:xfrm><a:off x="0" y="0"/><a:ext cx="0" cy="0"/><a:chOff x="0" y="0"/><a:chExt cx="0" cy="0"/></a:xfrm></p:grpSpPr></p:spTree></p:cSld>
  <p:clrMapOvr><a:masterClrMapping/></p:clrMapOvr>
</p:sldLayout>
"@

Write-Utf8 (Join-Path $buildDir "ppt\slideLayouts\_rels\slideLayout1.xml.rels") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideMaster" Target="../slideMasters/slideMaster1.xml"/>
</Relationships>
"@

Write-Utf8 (Join-Path $buildDir "ppt\theme\theme1.xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<a:theme xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" name="DTM">
  <a:themeElements>
    <a:clrScheme name="DTM"><a:dk1><a:srgbClr val="17304A"/></a:dk1><a:lt1><a:srgbClr val="FFFFFF"/></a:lt1><a:dk2><a:srgbClr val="666666"/></a:dk2><a:lt2><a:srgbClr val="FBFAF7"/></a:lt2><a:accent1><a:srgbClr val="2B74B1"/></a:accent1><a:accent2><a:srgbClr val="449B7A"/></a:accent2><a:accent3><a:srgbClr val="E88B3A"/></a:accent3><a:accent4><a:srgbClr val="8A8A8A"/></a:accent4><a:accent5><a:srgbClr val="DAE7F4"/></a:accent5><a:accent6><a:srgbClr val="F7F1E8"/></a:accent6><a:hlink><a:srgbClr val="2B74B1"/></a:hlink><a:folHlink><a:srgbClr val="449B7A"/></a:folHlink></a:clrScheme>
    <a:fontScheme name="DTM"><a:majorFont><a:latin typeface="Microsoft YaHei"/><a:ea typeface="Microsoft YaHei"/></a:majorFont><a:minorFont><a:latin typeface="Microsoft YaHei"/><a:ea typeface="Microsoft YaHei"/></a:minorFont></a:fontScheme>
    <a:fmtScheme name="DTM"><a:fillStyleLst><a:solidFill><a:schemeClr val="phClr"/></a:solidFill></a:fillStyleLst><a:lnStyleLst><a:ln w="9525"><a:solidFill><a:schemeClr val="phClr"/></a:solidFill></a:ln></a:lnStyleLst><a:effectStyleLst><a:effectStyle><a:effectLst/></a:effectStyle></a:effectStyleLst><a:bgFillStyleLst><a:solidFill><a:schemeClr val="phClr"/></a:solidFill></a:bgFillStyleLst></a:fmtScheme>
  </a:themeElements>
</a:theme>
"@

$created = [DateTime]::UtcNow.ToString("s") + "Z"
Write-Utf8 (Join-Path $buildDir "docProps\core.xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<cp:coreProperties xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:dcmitype="http://purl.org/dc/dcmitype/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <dc:title>订单与供应监测模块架构汇报</dc:title>
  <dc:creator>Codex</dc:creator>
  <cp:lastModifiedBy>Codex</cp:lastModifiedBy>
  <dcterms:created xsi:type="dcterms:W3CDTF">$created</dcterms:created>
  <dcterms:modified xsi:type="dcterms:W3CDTF">$created</dcterms:modified>
</cp:coreProperties>
"@

Write-Utf8 (Join-Path $buildDir "docProps\app.xml") @"
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Properties xmlns="http://schemas.openxmlformats.org/officeDocument/2006/extended-properties" xmlns:vt="http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes">
  <Application>Codex OpenXML Generator</Application>
  <PresentationFormat>Widescreen</PresentationFormat>
  <Slides>$($slides.Count)</Slides>
  <Company>DTM</Company>
</Properties>
"@

Add-Type -AssemblyName System.IO.Compression.FileSystem
[System.IO.Compression.ZipFile]::CreateFromDirectory($buildDir, $outputPath)
Remove-Item -LiteralPath $buildDir -Recurse -Force
Write-Output $outputPath