From 5ede703131254b569a22644d9ce3ca43329813f5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20Ke=C3=9Fler?= <git@maximilian-kessler.de>
Date: Sun, 6 Feb 2022 15:10:28 +0100
Subject: [PATCH] start pytex formatter

---
 PyTeX/format/formatterif.py     | 57 +++++++++++++++++++++++++++++++++
 PyTeX/format/pytex_formatter.py | 39 ++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 PyTeX/format/formatterif.py
 create mode 100644 PyTeX/format/pytex_formatter.py

diff --git a/PyTeX/format/formatterif.py b/PyTeX/format/formatterif.py
new file mode 100644
index 0000000..dcce840
--- /dev/null
+++ b/PyTeX/format/formatterif.py
@@ -0,0 +1,57 @@
+from typing import List, Optional, Dict, Tuple
+from pathlib import Path
+
+
+class Config:
+    pass
+
+
+class FormatterIF:
+    """
+    A formatter is bound to a specific input file with some
+    building configuration.
+    """
+    def __init__(
+            self,
+            input_file: Optional[Path] = None,
+            config: Optional[Config] = None,
+    ):
+        self._input_file: Optional[Path] = input_file
+        self._config: Optional[Config] = config
+
+    def format(self, build_dir: Path) -> Optional[List[Tuple[str, Dict]]]:
+        """
+        :param build_dir: Directory where output files are written to
+        :return: When configuration files are needed for a future
+        build of the output files, a list of the file names and their
+        needed configurations. Else None.
+        """
+        pass
+
+    @property
+    def output_files(self) -> List[str]:
+        """
+
+        :return: List of files that will be built when the formatter is invoked
+        """
+        pass
+
+    @property
+    def input_file(self) -> Path:
+        if self._input_file is None:
+            raise NotImplementedError
+        return self._input_file
+
+    @input_file.setter
+    def input_file(self, input_file: Path) -> None:
+        self._input_file = input_file
+
+    @property
+    def config(self) -> Config:
+        if self._config is None:
+            raise NotImplementedError
+        return self._config
+
+    @config.setter
+    def config(self, config: Config):
+        self._config = config
diff --git a/PyTeX/format/pytex_formatter.py b/PyTeX/format/pytex_formatter.py
new file mode 100644
index 0000000..51b57ec
--- /dev/null
+++ b/PyTeX/format/pytex_formatter.py
@@ -0,0 +1,39 @@
+from pathlib import Path
+from typing import Optional, List
+from .formatting_config import FormattingConfig
+from .enums import TeXType, TeXFlavour
+from .formatterif import FormatterIF
+from .generic_text import GenericText
+
+class PyTeXFormatter(FormatterIF):
+    def __init__(
+            self,
+            input_file: Optional[Path] = None,
+            config: Optional[FormattingConfig] = None,
+            tex_type: Optional[TeXType] = None,
+            tex_flavour: Optional[TeXFlavour] = None
+    ):
+        super().__init__(
+            input_file=input_file,
+            config=config
+        )
+        self._config: Optional[FormattingConfig] = self._config
+        self._tex_type: Optional[TeXType] = tex_type
+        self._tex_flavour: Optional[TeXFlavour] = tex_flavour
+        self._header: Optional[GenericText] = None
+        self._formatted_header: Optional[str] = None
+
+    @property
+    def config(self) -> FormattingConfig:
+        if self._config is None:
+            raise NotImplementedError
+        return self._config
+
+    @property
+    def header(self) -> GenericText:
+        if self._header is None:
+            if not(
+                self.config.include_extra_header
+                or self.config.include_build_time
+            ):
+                pass