From 62162dcdea0082645f91c3216c6120f4a4cb296f Mon Sep 17 00:00:00 2001
From: Simon Willison <swillison@gmail.com>
Date: Sun, 26 Apr 2020 13:37:02 -0700
Subject: [PATCH] WIP implementation of configure directory, refs #731

---
 datasette/app.py | 28 ++++++++++++++++++++++++++++
 datasette/cli.py | 35 ++++++++++++++++++++---------------
 2 files changed, 48 insertions(+), 15 deletions(-)

diff --git a/datasette/app.py b/datasette/app.py
index 221e862c..471dcbc3 100644
--- a/datasette/app.py
+++ b/datasette/app.py
@@ -247,6 +247,34 @@ class Datasette:
 
         self.register_renderers()
 
+    @classmethod
+    def from_path(cls, path):
+        path = Path(path)
+        files = [str(p.resolve()) for p in path.glob("*.db")]
+        inspect_data = None
+        if (path / "inspect.json").exists():
+            inspect_data = json.load((path / "inspect.json").open())
+        metadata = None
+        if (path / "metadata.json").exists():
+            metadata = json.load((path / "metadata.json").open())
+        template_dir = None
+        if (path / "templates").exists():
+            template_dir = str((path / "templates"))
+        plugins_dir = None
+        if (path / "plugins").exists():
+            plugins = str((path / "plugins"))
+        static_mounts = None
+        if (path / "static").exists():
+            static_mounts = [("static", str(path / "plugins"))]
+        return cls(
+            files,
+            inspect_data=inspect_data,
+            metadata=metadata,
+            template_dir=template_dir,
+            plugins_dir=plugins_dir,
+            static_mounts=static_mounts,
+        )
+
     def add_database(self, name, db):
         self.databases[name] = db
 
diff --git a/datasette/cli.py b/datasette/cli.py
index 6e8f0d9b..2240ede3 100644
--- a/datasette/cli.py
+++ b/datasette/cli.py
@@ -352,21 +352,26 @@ def serve(
     click.echo(
         "Serve! files={} (immutables={}) on port {}".format(files, immutable, port)
     )
-    ds = Datasette(
-        files,
-        immutables=immutable,
-        cache_headers=not debug and not reload,
-        cors=cors,
-        inspect_data=inspect_data,
-        metadata=metadata_data,
-        sqlite_extensions=sqlite_extensions,
-        template_dir=template_dir,
-        plugins_dir=plugins_dir,
-        static_mounts=static,
-        config=dict(config),
-        memory=memory,
-        version_note=version_note,
-    )
+
+    # if files is a single directory, do something special with it
+    if 1 == len(files) and os.path.isdir(files[0]):
+        ds = Datasette.from_path(files[0])
+    else:
+        ds = Datasette(
+            files,
+            immutables=immutable,
+            cache_headers=not debug and not reload,
+            cors=cors,
+            inspect_data=inspect_data,
+            metadata=metadata_data,
+            sqlite_extensions=sqlite_extensions,
+            template_dir=template_dir,
+            plugins_dir=plugins_dir,
+            static_mounts=static,
+            config=dict(config),
+            memory=memory,
+            version_note=version_note,
+        )
     if return_instance:
         # Private utility mechanism for writing unit tests
         return ds