From 1bebd9c76bd68a2c1192adba3086e7697eeb9421 Mon Sep 17 00:00:00 2001
From: OrangeX4 <34951714+OrangeX4@users.noreply.github.com>
Date: Fri, 24 Nov 2023 12:52:52 +0800
Subject: [PATCH 1/3] feat: add pdfpc-file

---
 utils/pdfpc.typ | 53 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/utils/pdfpc.typ b/utils/pdfpc.typ
index 6805e92..20292e4 100644
--- a/utils/pdfpc.typ
+++ b/utils/pdfpc.typ
@@ -1,3 +1,53 @@
+#let pdfpc-file = {
+  locate(loc => {
+    let arr = query(<pdfpc>, loc).map(it => it.value)
+    let (config, ..slides) = arr.split((t: "NewSlide"))
+    let pdfpc = (
+      pdfpcFormat: 2,
+      disableMarkdown: false,
+    )
+    for item in config {
+      pdfpc.insert(lower(item.t.at(0)) + item.t.slice(1), item.v)
+    }
+    let pages = ()
+    let current-label = 0
+    for slide in slides {
+      let page = (
+        idx: 0,
+        label: 1,
+        overlay: 0,
+        forcedOverlay: false,
+        hidden: false,
+      )
+      for item in slide {
+        if item.t == "Idx" {
+          page.idx = item.v
+        } else if item.t == "LogicalSlide" {
+          page.label = item.v
+        } else if item.t == "Overlay" {
+          page.overlay = item.v
+          page.forcedOverlay = item.v > 0
+        } else if item.t == "HiddenSlide" {
+          page.hidden = true
+        } else if item.t == "SaveSlide" {
+          if "savedSlide" not in pdfpc {
+            pdfpc.savedSlide = page.label - 1
+          }
+        } else if item.t == "EndSlide" {
+          if "endSlide" not in pdfpc {
+            pdfpc.endSlide = page.label - 1
+          }
+        } else if item.t == "Note" {
+          page.note = item.v
+        }
+      }
+      pages.push(page)
+    }
+    pdfpc.insert("pages", pages)
+    [#metadata(pdfpc)<pdfpc-file>]
+  })
+}
+
 #let speaker-note(text) = {
   let text = if type(text) == "string" {
     text
@@ -91,4 +141,7 @@
 
     [ #metadata((t: "DefaultTransition", v: transition-str)) <pdfpc> ]
   }
+
+  // add a <pdfpc-file> metadata to generate json-based pdfpc file
+  pdfpc-file
 }

From 23b10dab45c68a0c4b59c54be726d40af4532ea4 Mon Sep 17 00:00:00 2001
From: OrangeX4 <34951714+OrangeX4@users.noreply.github.com>
Date: Fri, 24 Nov 2023 13:44:16 +0800
Subject: [PATCH 2/3] fix: remove useless variable

---
 utils/pdfpc.typ | 1 -
 1 file changed, 1 deletion(-)

diff --git a/utils/pdfpc.typ b/utils/pdfpc.typ
index 20292e4..938d92b 100644
--- a/utils/pdfpc.typ
+++ b/utils/pdfpc.typ
@@ -10,7 +10,6 @@
       pdfpc.insert(lower(item.t.at(0)) + item.t.slice(1), item.v)
     }
     let pages = ()
-    let current-label = 0
     for slide in slides {
       let page = (
         idx: 0,

From ca2486a407db90b84052f89fc132a6adb84a57fc Mon Sep 17 00:00:00 2001
From: OrangeX4 <34951714+OrangeX4@users.noreply.github.com>
Date: Sun, 21 Jan 2024 11:25:22 +0800
Subject: [PATCH 3/3] Update pdfpc.typ

---
 utils/pdfpc.typ | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/utils/pdfpc.typ b/utils/pdfpc.typ
index 938d92b..27251ea 100644
--- a/utils/pdfpc.typ
+++ b/utils/pdfpc.typ
@@ -38,6 +38,8 @@
           }
         } else if item.t == "Note" {
           page.note = item.v
+        } else {
+          pdfpc.insert(lower(item.t.at(0)) + item.t.slice(1), item.v)
         }
       }
       pages.push(page)