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_extensions/schochastics/academicons/academicons.lua

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+-- function ensureLatexDeps()
+--   quarto.doc.useLatexPackage("academicons")
+-- end
+
+local function ensureHtmlDeps()
+  quarto.doc.addHtmlDependency({
+    name = "academicons",
+    version = "1.9.2",
+    stylesheets = { "assets/css/all.css", "assets/css/size.css" }
+  })
+end
+
+local function isEmpty(s)
+  return s == nil or s == ''
+end
+
+local function isValidSize(size)
+  local validSizes = {
+    "tiny", "scriptsize", "footnotesize", "small", "normalsize",
+    "large", "Large", "LARGE", "huge", "Huge",
+    "1x", "2x", "3x", "4x", "5x", "6x", "7x", "8x", "9x", "10x",
+    "2xs", "xs", "sm", "lg", "xl", "2xl"
+  }
+  for _, v in ipairs(validSizes) do
+    if v == size then
+      return " ai-" .. size
+    end
+  end
+  return ""
+end
+
+return {
+  ["ai"] = function(args, kwargs)
+    local group = ""
+    local icon = pandoc.utils.stringify(args[1])
+    if #args > 1 then
+      group = icon
+      icon = pandoc.utils.stringify(args[2])
+    end
+
+    local size = isValidSize(pandoc.utils.stringify(kwargs["size"]))
+    local color = pandoc.utils.stringify(kwargs["color"])
+    if not isEmpty(color) then
+      color = " style=\"color:" .. color .. "\""
+      --else
+      -- color = " style=\"color:" .. "black"  .. "\""
+    end
+
+    local title = pandoc.utils.stringify(kwargs["title"])
+    if not isEmpty(title) then
+      title = " title=\"" .. title .. "\""
+    end
+
+    -- detect html (excluding epub)
+    if quarto.doc.isFormat("html:js") then
+      ensureHtmlDeps()
+      if isEmpty(size) then
+        local csize = pandoc.utils.stringify(kwargs["size"])
+        if (isEmpty(csize)) then
+          csize = ""
+        else
+          csize = " style=\"font-size:" .. csize .. "\""
+        end
+        return pandoc.RawInline(
+          'html',
+          "<i class=\"ai " .. group .. " ai-" .. icon .. "\"" .. title .. color .. csize .. "></i>"
+        )
+      else
+        return pandoc.RawInline(
+          'html',
+          "<i class=\"ai " .. group .. " ai-" .. icon .. size .. "\"" .. title .. color .. "></i>"
+        )
+      end
+      -- detect pdf / beamer / latex / etc
+      -- elseif quarto.doc.isFormat("pdf") then
+      --   ensureLatexDeps()
+      --   return pandoc.RawInline('tex', "\\aiIcon{" .. icon .. "}")
+    else
+      return pandoc.Null()
+    end
+  end
+}