Misc:

- Create latex template
- Create working generated and test document
- Use Noto Sans CJK JP font
- Create devshell

flake.nix

@@ -1,25 +1,81 @@
 { inputs = {
     nixpkgs.url = "nixpkgs/nixos-22.11";
+
     yokutango = {
       url = "git+https://git.nani.wtf/h7x4/yokutango?ref=master";
       flake = false;
     };
+
+    noto-cjk-jp-otf-regular = {
+      url = "https://github.com/notofonts/noto-cjk/raw/main/Sans/OTF/Japanese/NotoSansCJKjp-Regular.otf";
+      flake = false;
+    };
   };
 
-  outputs = { self, nixpkgs, yokutango }: let
+  outputs = { self, nixpkgs, yokutango, noto-cjk-jp-otf-regular }: let
     system = "x86_64-linux";
     pkgs = nixpkgs.legacyPackages.${system};
+    inherit (pkgs) lib;
+
+    nativeBuildInputs = with pkgs; [
+      self.packages.${system}.yokutango2tex
+      texlive.combined.scheme-full
+    ];
+
+    FONTCONFIG_FILE = pkgs.makeFontsConf { 
+      fontDirectories = with pkgs; [
+        noto-fonts
+        self.packages.${system}.noto-sans-cjk-jp
+      ];
+    };
   in {
+    devshells.default = {
+      inherit nativeBuildInputs FONTCONFIG_FILE;
+    };
+
     packages.${system} = {
+      default = self.packages.${system}.yokutango-pdf;
+
+      noto-sans-cjk-jp = pkgs.runCommandLocal "noto-sans-cjk-jp" {} ''
+        mkdir -p $out/share/fonts/opentype/noto-cjk
+        ln -s ${noto-cjk-jp-otf-regular} $out/share/fonts/opentype/noto-cjk/NotoSansCJKjp-Regular.otf
+      '';
+
       yokutango-json = pkgs.runCommandLocal "yokutango-json" {} ''
         ln -s ${yokutango}/json $out
       '';
-      yokutango2tex = pkgs.writers.writeHaskell "yokutango2tex" {
+
+      yokutango2tex = pkgs.writers.writeHaskellBin "yokutango2tex" {
         libraries = with pkgs.haskellPackages; [ aeson bytestring ];
-      } (pkgs.lib.fileContents ./yokutango2tex.hs);
-      yokutango-pdf = pkgs.runCommand "yokutango-pdf" {} ''
-        ${self.packages.${system}.yokutango2tex} ${self.packages.${system}.yokutango-json}
+      } (lib.fileContents ./yokutango2tex.hs);
+
+      yokutango-pdf = let
+        template = lib.fileContents ./template.tex;
+        y2t-output-d = pkgs.runCommand "yokutango2tex-output" {} ''
+          ${self.packages.${system}.yokutango2tex}/bin/yokutango2tex ${self.packages.${system}.yokutango-json} > $out
+        '';
+        y2t-output = lib.fileContents y2t-output-d;
+        combined = pkgs.writeText ''yokutango.tex'' (builtins.replaceStrings ["% --- %"] [y2t-output] template);
+      in pkgs.runCommand "yokutango-pdf" { inherit nativeBuildInputs FONTCONFIG_FILE; } ''
+        mkdir $out
+        ln -s ${combined}      yokutango.tex
+        ln -s ${combined} $out/yokutango.tex
+        xelatex yokutango.tex
+        mv yokutango.pdf $out
       '';
+
+      yokutango-test = let
+        template = lib.fileContents ./template.tex;
+        body = lib.fileContents ./testContent.tex;
+        combined = pkgs.writeText ''yokutango-test.tex'' (builtins.replaceStrings ["% --- %"] [body] template);
+      in pkgs.runCommand "yokutango-pdf" { inherit nativeBuildInputs FONTCONFIG_FILE; } ''
+        mkdir $out
+        ln -s ${combined}      yokutango-test.tex
+        ln -s ${combined} $out/yokutango-test.tex
+        xelatex yokutango-test.tex
+        mv yokutango-test.pdf $out
+      '';
+
     };
   };
 }