A reset for the single table case.

.gitignore

@@ -0,0 +1,2 @@
+/target
+Cargo.lock

Cargo.toml

@@ -0,0 +1,2 @@
+[workspace]
+members = ["server/*"]

server/nm-store/src/errors.rs

@@ -1,3 +1,4 @@
+use sqlx;
 use thiserror::Error;
 
 /// All the ways looking up objects can fail

server/nm-store/src/lib.rs

@@ -1,12 +1,12 @@
 mod errors;
-mod reference_parser;
+// mod reference_parser;
 mod store;
 mod store_private;
 mod structs;
 
 pub use crate::errors::NoteStoreError;
 pub use crate::store::NoteStore;
-pub use crate::structs::{RawPage, RawNote, NewPage, NewNote};
+pub use crate::structs::{RawZettle};
 
 #[cfg(test)]
 mod tests {
@@ -22,16 +22,17 @@ mod tests {
         assert!(reset.is_ok(), "{:?}", reset);
         storagepool
     }
+	
+	// Request for the page by slug.  If the page exists, return it.
+	// If the page doesn't, return NotFound
+	//
+	#[tokio::test(threaded_scheduler)]
+	async fn fetching_unfound_page_by_slug_works() {
+		let storagepool = fresh_inmemory_database().await;
+		let foundkasten = storagepool.get_kasten_by_slug("nonexistent-kasten").await.unwrap();
+		assert_eq!(foundkasten.len(), 0, "{:?}", foundkasten);
+	}
 
-    // Request for the page by slug.
-    // If the page exists, return it.  If the page doesn't, return NotFound
-
-    #[tokio::test(threaded_scheduler)]
-    async fn fetching_unfound_page_by_slug_works() {
-        let storagepool = fresh_inmemory_database().await;
-        let unfoundpage = storagepool.get_page_by_slug("nonexistent-page").await;
-        assert!(unfoundpage.is_err());
-    }
 
     // Request for the page by title.  If the page exists, return it.
     // If the page doesn't exist, create it then return it anyway.
@@ -42,68 +43,67 @@ mod tests {
         let title = "Nonexistent Page";
         let now = chrono::Utc::now();
         let storagepool = fresh_inmemory_database().await;
-        let newpageresult = storagepool.get_page_by_title(&title).await;
+        let newpageresult = storagepool.get_kasten_by_title(&title).await;
 
         assert!(newpageresult.is_ok(), "{:?}", newpageresult);
-        let (newpage, newnotes) = newpageresult.unwrap();
+        let newpage = newpageresult.unwrap();
 
-        assert_eq!(newpage.title, title, "{:?}", newpage.title);
+        assert_eq!(newpage.content, title, "{:?}", newpage.content);
-        assert_eq!(newpage.slug, "nonexistent-page");
+        assert_eq!(newpage.id, "nonexistent-page");
 
-        assert_eq!(newnotes.len(), 1);
+        assert_eq!(newpage.children.len(), 0);
-        assert_eq!(newnotes[0].notetype, "root");
+        assert_eq!(newpage.kind, "page");
-        assert_eq!(newpage.note_id, newnotes[0].id);
 
         assert!((newpage.creation_date - now).num_minutes() < 1);
         assert!((newpage.updated_date - now).num_minutes() < 1);
         assert!((newpage.lastview_date - now).num_minutes() < 1);
         assert!(newpage.deleted_date.is_none());
     }
-
+//
-    fn make_new_note(content: &str) -> structs::NewNote {
+//    fn make_new_note(content: &str) -> structs::NewNote {
-        structs::NewNoteBuilder::default()
+//        structs::NewNoteBuilder::default()
-            .content(content.to_string())
+//            .content(content.to_string())
-            .build()
+//            .build()
-            .unwrap()
+//            .unwrap()
-    }
+//    }
-
+//
-    #[tokio::test(threaded_scheduler)]
+//    #[tokio::test(threaded_scheduler)]
-    async fn can_nest_notes() {
+//    async fn can_nest_notes() {
-        let title = "Nonexistent Page";
+//        let title = "Nonexistent Page";
-        let storagepool = fresh_inmemory_database().await;
+//        let storagepool = fresh_inmemory_database().await;
-        let newpageresult = storagepool.get_page_by_title(&title).await;
+//        let newpageresult = storagepool.get_page_by_title(&title).await;
-        let (_newpage, newnotes) = newpageresult.unwrap();
+//        let newpage = newpageresult.unwrap();
-
+//
-        let root = &newnotes[0];
+//        let root = &newnotes[0];
-
+//
-        let note1 = make_new_note("1");
+//        let note1 = make_new_note("1");
-        let note1_uuid = storagepool.insert_nested_note(&note1, &root.uuid, 0).await;
+//        let note1_uuid = storagepool.insert_nested_note(&note1, &root.uuid, 0).await;
-        assert!(note1_uuid.is_ok(), "{:?}", note1_uuid);
+//        assert!(note1_uuid.is_ok(), "{:?}", note1_uuid);
-        let note1_uuid = note1_uuid.unwrap();
+//        let note1_uuid = note1_uuid.unwrap();
-
+//
-        let note2 = make_new_note("2");
+//        let note2 = make_new_note("2");
-        let note2_uuid = storagepool.insert_nested_note(&note2, &root.uuid, 0).await;
+//        let note2_uuid = storagepool.insert_nested_note(&note2, &root.uuid, 0).await;
-        assert!(note2_uuid.is_ok(), "{:?}", note2_uuid);
+//        assert!(note2_uuid.is_ok(), "{:?}", note2_uuid);
-        let note2_uuid = note2_uuid.unwrap();
+//        let note2_uuid = note2_uuid.unwrap();
-
+//
-        let note3 = make_new_note("3");
+//        let note3 = make_new_note("3");
-        let note3_uuid = storagepool.insert_nested_note(&note3, &note1_uuid, 0).await;
+//        let note3_uuid = storagepool.insert_nested_note(&note3, &note1_uuid, 0).await;
-        assert!(note3_uuid.is_ok(), "{:?}", note3_uuid);
+//        assert!(note3_uuid.is_ok(), "{:?}", note3_uuid);
-        let _note3_uuid = note3_uuid.unwrap();
+//        let _note3_uuid = note3_uuid.unwrap();
-
+//
-        let note4 = make_new_note("4");
+//        let note4 = make_new_note("4");
-        let note4_uuid = storagepool.insert_nested_note(&note4, &note2_uuid, 0).await;
+//        let note4_uuid = storagepool.insert_nested_note(&note4, &note2_uuid, 0).await;
-        assert!(note4_uuid.is_ok(), "{:?}", note4_uuid);
+//        assert!(note4_uuid.is_ok(), "{:?}", note4_uuid);
-        let _note4_uuid = note4_uuid.unwrap();
+//        let _note4_uuid = note4_uuid.unwrap();
-
+//
-        let newpageresult = storagepool.get_page_by_title(&title).await;
+//        let newpageresult = storagepool.get_page_by_title(&title).await;
-        let (newpage, newnotes) = newpageresult.unwrap();
+//        let (newpage, newnotes) = newpageresult.unwrap();
-
+//
-        assert_eq!(newpage.title, title, "{:?}", newpage.title);
+//        assert_eq!(newpage.title, title, "{:?}", newpage.title);
-        assert_eq!(newpage.slug, "nonexistent-page");
+//        assert_eq!(newpage.slug, "nonexistent-page");
-
+//
-        assert_eq!(newnotes.len(), 5);
+//        assert_eq!(newnotes.len(), 5);
-        assert_eq!(newnotes[0].notetype, "root");
+//        assert_eq!(newnotes[0].notetype, "root");
-        assert_eq!(newpage.note_id, newnotes[0].id);
+//        assert_eq!(newpage.note_id, newnotes[0].id);
-    }
+//    }
 }

server/nm-store/src/reference_parser.rs

@@ -1,134 +0,0 @@
-use comrak::nodes::{AstNode, NodeValue};
-use comrak::{parse_document, Arena, ComrakOptions};
-use lazy_static::lazy_static;
-use regex::bytes::Regex as BytesRegex;
-use regex::Regex;
-
-pub struct Finder(pub Vec<String>);
-
-impl Finder {
-    pub fn new() -> Self {
-        Finder(Vec::new())
-    }
-
-    fn iter_nodes<'a, F>(&mut self, node: &'a AstNode<'a>, f: &F)
-    where
-        F: Fn(&'a AstNode<'a>) -> Option<Vec<String>>,
-    {
-        if let Some(mut v) = f(node) {
-            self.0.append(&mut v);
-        }
-        for c in node.children() {
-            self.iter_nodes(c, f);
-        }
-    }
-}
-
-fn find_links(document: &str) -> Vec<String> {
-    let arena = Arena::new();
-    let mut finder = Finder::new();
-    let root = parse_document(&arena, document, &ComrakOptions::default());
-
-    finder.iter_nodes(root, &|node| {
-        lazy_static! {
-            static ref RE_REFERENCES: BytesRegex = BytesRegex::new(r"(\[\[([^\]]+)\]\]|(\#[:\w\-]+))").unwrap();
-        }
-
-        match &node.data.borrow().value {
-            NodeValue::Text(ref text) => Some(
-                RE_REFERENCES
-                    .captures_iter(text)
-                    .filter_map(|t| t.get(1))
-                    .map(|t| String::from_utf8_lossy(t.as_bytes()).to_string())
-                    .filter(|s| !s.is_empty())
-                    .collect(),
-            ),
-            _ => None,
-        }
-    });
-
-    finder.0
-}
-
-fn recase(title: &str) -> String {
-    lazy_static! {
-        static ref RE_PASS1: Regex = Regex::new(r"(?P<s>.)(?P<n>[A-Z][a-z]+)").unwrap();
-        static ref RE_PASS2: Regex = Regex::new(r"(?P<s>[[:lower:]]|\d)(?P<n>[[:upper:]])").unwrap();
-        static ref RE_PASS4: Regex = Regex::new(r"(?P<s>[a-z])(?P<n>\d)").unwrap();
-        static ref RE_PASS3: Regex = Regex::new(r"(:|_|-| )+").unwrap();
-    }
-
-    // This should panic if misused, so... :-)
-    let pass = title.to_string();
-    let pass = pass.strip_prefix("#").unwrap();
-
-    let pass = RE_PASS1.replace_all(&pass, "$s $n");
-    let pass = RE_PASS4.replace_all(&pass, "$s $n");
-    let pass = RE_PASS2.replace_all(&pass, "$s $n");
-    RE_PASS3.replace_all(&pass, " ").trim().to_string()
-}
-
-fn build_page_titles(references: &[String]) -> Vec<String> {
-    references
-        .iter()
-        .filter_map(|s| match s.chars().next() {
-            Some('#') => Some(recase(s)),
-            Some('[') => Some(s.strip_prefix("[[").unwrap().strip_suffix("]]").unwrap().to_string()),
-            Some(_) => Some(s.clone()),
-            _ => None,
-        })
-        .filter(|s| !s.is_empty())
-        .collect()
-}
-
-pub(crate) fn build_references(content: &str) -> Vec<String> {
-    build_page_titles(&find_links(content))
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn finds_expected() {
-        let sample = r###"
-# Header
-- NotATest 1
-- [[Test 2]]
-- #Test3
-- #TestFourAndSo
-- #Test-six-is-six
-- #recipe:entree
-- #
-- #-_-
-- #--Prefixed
-- [[]]
-
-But *[[Test Seven]]* isn't.  And *#Test_Eight____is_Messed-up*
-And [[Test Bite Me]] is the worst.
-Right? [[
-]]
-"###;
-        let res = build_page_titles(&find_links(sample));
-        let expected = vec![
-            "Test 2",
-            "Test 3",
-            "Test Four And So",
-            "Test six is six",
-            "recipe entree",
-            "Prefixed",
-            "Test Seven",
-            "Test Eight is Messed up",
-            "Test Bite Me",
-        ];
-        assert!(res.iter().eq(expected.iter()), "{:?}", res);
-    }
-
-    #[test]
-    fn doesnt_crash_on_empty() {
-        let sample = "";
-        let res = build_page_titles(&find_links(sample));
-        let expected: Vec<String> = vec![];
-        assert!(res.iter().eq(expected.iter()), "{:?}", res);
-    }
-}

server/nm-store/src/sql/initialize_database.sql

@@ -1,53 +1,34 @@
-DROP TABLE IF EXISTS notes;
+DROP TABLE IF EXISTS zetteln;
-DROP TABLE IF EXISTS note_relationships;
+DROP TABLE IF EXISTS zettle_relationships;
-DROP TABLE IF EXISTS pages;
+DROP INDEX IF EXISTS zetteln_ids;
-DROP TABLE IF EXISTS page_relationships;
 DROP TABLE IF EXISTS favorites;
 
-CREATE TABLE notes (
+CREATE TABLE zetteln (
-    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    id TEXT NOT NULL PRIMARY KEY,
-    uuid TEXT NOT NULL UNIQUE,
+    content TEXT NOT NULL,
-    content TEXT NULL,
+    kind TEXT NOT NULL,
-    notetype TEXT,
+	location INTEGER NOT NULL,
 	creation_date DATETIME NOT NULL,
 	updated_date DATETIME NOT NULL,
 	lastview_date DATETIME NOT NULL,
 	deleted_date DATETIME NULL
 );
 
-CREATE INDEX notes_uuids ON notes (uuid);
+CREATE INDEX zettle_ids ON zetteln (id);
-
-CREATE TABLE pages (
-    id INTEGER PRIMARY KEY AUTOINCREMENT,
-    title text NOT NULL UNIQUE,
-    slug text NOT NULL UNIQUE,
-    note_id INTEGER,
-	creation_date DATETIME NOT NULL,
-	updated_date DATETIME NOT NULL,
-	lastview_date DATETIME NOT NULL,
-	deleted_date DATETIME NULL,
-    FOREIGN KEY (note_id) REFERENCES notes (id) ON DELETE NO ACTION ON UPDATE NO ACTION
-);
-
-CREATE INDEX pages_slugs ON pages (slug);
 
 CREATE TABLE favorites (
-    id INTEGER PRIMARY KEY AUTOINCREMENT,
+	id TEXT NOT NULL,
-    position INTEGER NOT NULL
+    location INTEGER NOT NULL,
+    FOREIGN KEY (id) REFERENCES zetteln (id) ON DELETE CASCADE
 );
 
-CREATE TABLE note_relationships (
+CREATE TABLE zettle_relationships (
-    note_id INTEGER NOT NULL,
+    zettle_id TEXT NOT NULL,
-    parent_id INTEGER NOT NULL,
+    parent_id TEXT NOT NULL,
-    position INTEGER NOT NULL,
+    location INTEGER NOT NULL,
-    nature TEXT NOT NULL,
+    kind TEXT NOT NULL,
-    FOREIGN KEY (note_id) REFERENCES notes (id) ON DELETE NO ACTION ON UPDATE NO ACTION,
+	-- If either zettle disappears, we want all the edges to disappear as well.
-    FOREIGN KEY (parent_id) REFERENCES notes (id) ON DELETE NO ACTION ON UPDATE NO ACTION
+    FOREIGN KEY (zettle_id) REFERENCES zetteln (id) ON DELETE CASCADE,
+    FOREIGN KEY (parent_id) REFERENCES zetteln (id) ON DELETE CASCADE
 );
 
-CREATE TABLE page_relationships (
-    note_id INTEGER NOT NULL,
-	page_id INTEGER NOT NULL,
-	FOREIGN KEY (note_id) references notes (id) ON DELETE NO ACTION ON UPDATE NO ACTION,
-	FOREIGN KEY (page_id) references pages (id) ON DELETE NO ACTION ON UPDATE NO ACTION
-);

server/nm-store/src/sql/insert_one_note.sql

@@ -1,8 +0,0 @@
-INSERT INTO notes (
-	   uuid,
-	   content,
-	   notetype,
-	   creation_date,
-	   updated_date,
-	   lastview_date)
-VALUES (?, ?, ?, ?, ?, ?);

server/nm-store/src/sql/insert_one_page.sql

@@ -1,8 +0,0 @@
-INSERT INTO pages (
-	   slug,
-	   title,
-	   note_id,
-	   creation_date,
-	   updated_date,
-	   lastview_date)
-VALUES (?, ?, ?, ?, ?, ?);

server/nm-store/src/sql/reverse_select_references_from_note.sql

@@ -1,72 +0,0 @@
-SELECT
-  id,
-  uuid,
-  parent_id,
-  parent_uuid,
-  content,
-  notetype,
-  creation_date,
-  updated_date,
-  lastview_date,
-  deleted_date
-
-FROM (
-
-  WITH RECURSIVE parents (
-    id,
-    uuid,
-    parent_id,
-    parent_uuid,
-    content,
-    notetype,
-    creation_date,
-    updated_date,
-    lastview_date,
-    deleted_date,
-    cycle
-  )
-
-  AS (
-
-    SELECT
-           notes.id,
-           notes.uuid,
-           note_parents.id,
-           note_parents.uuid,
-           notes.content,
-           notes.notetype,
-           notes.creation_date,
-           notes.updated_date,
-           notes.lastview_date,
-           notes.deleted_date,
-           ','||notes.id||','
-      FROM notes
-        INNER JOIN note_relationships
-          ON notes.id = note_relationships.note_id
-          AND notes.notetype = 'note'
-        INNER JOIN notes as note_parents
-          ON note_parents.id = note_relationships.parent_id
-      WHERE notes.id = ?  -- IMPORTANT: THIS IS THE PARAMETER
-  
-    UNION
-	SELECT DISTINCT
-	       notes.id,
-		   notes.uuid,
-		   next_parent.id,
-      	   next_parent.uuid,
-      	   notes.content,
-      	   notes.creation_date,
-      	   notes.updated_date,
-      	   notes.lastview_date,
-      	   notes.deleted_date,
-      	   parents.cycle||notes.id||','
-      FROM notes
-      INNER JOIN parents
-	    ON parents.parent_id = notes.id
-	  LEFT JOIN note_relationships
-	    ON note_relationships.note_id = notes.id
-	  LEFT JOIN notes as next_parent
-	    ON next_parent.id = note_relationships.parent_id
-      WHERE parents.cycle NOT LIKE '%,'||notes.id||',%'
-  )
-  SELECT * from parents);

server/nm-store/src/sql/select_kasten_by_parameter.sql

@@ -0,0 +1,85 @@
+-- This is a cut-and-paste of the select_note_collection_from_title.sql
+-- file with one line changed.  This is necessary because Larry
+-- Ellison didn't trust programmers to understand recursion and
+-- composition in 1983 (https://www.holistics.io/blog/quel-vs-sql/)
+-- and that still makes me angry to this day.
+
+SELECT
+  id,
+  parent_id,
+  content,
+  location,
+  kind,
+  creation_date,
+  updated_date,
+  lastview_date,
+  deleted_date
+
+FROM (
+
+  WITH RECURSIVE zettelntree (
+    id,
+    parent_id,
+    content,
+    location,
+    kind,
+    creation_date,
+    updated_date,
+    lastview_date,
+    deleted_date,
+    cycle
+  )
+
+  AS (
+
+    -- The seed query.  Finds the root node of any tree of zetteln,
+	-- which by definition has a location of zero and a type of
+	-- 'page'.
+    SELECT
+      zetteln.id,
+      zetteln.id AS parent_id,
+      zetteln.content,
+	  zetteln.location,
+      zetteln.kind,
+      zetteln.creation_date,
+      zetteln.updated_date,
+      zetteln.lastview_date,
+      zetteln.deleted_date,
+      ','||zetteln.id||','  -- Cycle monitor
+     FROM zetteln
+     WHERE zetteln.kind = "page"
+	   AND zetteln.location = 0
+	   AND QUERYPARAMETER = ? -- The Query Parameter
+
+    -- RECURSIVE expression
+	--
+	-- Here, for each recursion down the tree, we collect the child
+	-- nodes for a given node, eliding any cycles.
+	--
+	-- TODO: Figure out what to do when a cycle DOES occur.
+    UNION SELECT
+      zetteln.id,
+      zettelntree.id AS parent_id,
+      zetteln.content,
+      zettle_relationships.location,
+      zetteln.kind,
+      zetteln.creation_date,
+      zetteln.updated_date,
+      zetteln.lastview_date,
+      zetteln.deleted_date,
+      zettelntree.cycle||zetteln.id||','
+        FROM zetteln
+          INNER JOIN zettle_relationships 
+            ON zetteln.id = zettle_relationships.zettle_id
+          -- For a given ID in the level of zettelntree in *this* recursion,
+          -- we want each note's branches one level down.
+          INNER JOIN zettelntree 
+            ON zettle_relationships.parent_id = zettelntree.id
+          -- And we want to make sure there are no cycles.  There shouldn't
+          -- be; we're supposed to prevent those.  But you never know.
+          WHERE zettelntree.cycle NOT LIKE '%,'||zetteln.id||',%'
+          ORDER BY zettle_relationships.location
+    )
+
+  SELECT * from zettelntree);
+

server/nm-store/src/sql/select_note_collection_from_root.sql

@@ -1,91 +0,0 @@
--- This is undoubtedly one of the more complex bits of code I've
--- written recently, and I do wish there had been macros because
--- there's a lot of hand-written, copy-pasted code here around the
--- basic content of a note; it would have been nice to be able to DRY
--- that out.
-
--- This expression creates a table, 'notetree', that contains all of
--- the notes nested under a page.  Each entry in the table includes
--- the note's parent's internal and external ids so that applications
--- can build an actual tree out of a vec of these things.
-
--- TODO: Extensive testing to validate that the nodes are delivered
--- *in nesting order* to the client.
-
-SELECT
-  id,
-  uuid,
-  parent_id,
-  parent_uuid,
-  content,
-  position,
-  notetype,
-  creation_date,
-  updated_date,
-  lastview_date,
-  deleted_date
-
-FROM (
-
-  WITH RECURSIVE notetree (
-    id,
-    uuid,
-    parent_id,
-    parent_uuid,
-    content,
-    position,
-    notetype,
-    creation_date,
-    updated_date,
-    lastview_date,
-    deleted_date,
-    cycle
-  )
-
-  AS (
-
-    SELECT
-      notes.id,
-      notes.uuid,
-      notes.id AS parent_id,
-      notes.uuid AS parent_uuid,
-      notes.content,
-      0,  -- Root notes are always in position 0
-      notes.notetype,
-      notes.creation_date,
-      notes.updated_date,
-      notes.lastview_date,
-      notes.deleted_date,
-      ','||notes.id||','  -- Cycle monitor
-     FROM notes
-     WHERE notes.id = ? AND notes.notetype = "root"
-
--- RECURSIVE expression
-    UNION SELECT
-      notes.id,
-      notes.uuid,
-      notetree.id AS parent_id,
-      notetree.uuid AS parent_uuid,
-      notes.content,
-      note_relationships.position,
-      notes.notetype,
-      notes.creation_date,
-      notes.updated_date,
-      notes.lastview_date,
-      notes.deleted_date,
-      notetree.cycle||notes.id||','
-        FROM notes
-          INNER JOIN note_relationships 
-            ON notes.id = note_relationships.note_id
-      -- For a given ID in the level of notetree in *this* recursion,
-      -- we want each note's branches one level down.
-          INNER JOIN notetree 
-            ON note_relationships.parent_id = notetree.id
-      -- And we want to make sure there are no cycles.  There shouldn't
-      -- be; we're supposed to prevent those.  But you never know.
-          WHERE notetree.cycle NOT LIKE '%,'||notes.id||',%'
-          ORDER BY note_relationships.position
-    )
-
-  SELECT * from notetree);
-

server/nm-store/src/sql/select_one_note.sql

@@ -1 +0,0 @@
-SELECT id, uuid, content, notetype, creation_date, updated_date, lastview_date, deleted_date FROM notes WHERE uuid=?;

server/nm-store/src/sql/select_one_page.sql

@@ -1 +0,0 @@
-SELECT id, title, slug, note_id, creation_date, updated_date, lastview_date, deleted_date FROM pages WHERE slug=?;

server/nm-store/src/sql/update_one_note.sql

@@ -1,3 +0,0 @@
-UPDATE notes
-  SET content = ?, updated_date = ?, lastview_date = ?
-  WHERE uuid = ?;

server/nm-store/src/store.rs

@@ -6,12 +6,13 @@
 //!
 //! This library implements the core functionality of Notesmachine and
 //! describes that functionality to a storage layer.  There's a bit of
-//! intermingling in here which can't be helped, although it may make sense
+//! intermingling in here which can't be helped, although it may make
-//! in the future to separate the decomposition of the note content into a
+//! sense in the future to separate the decomposition of the note
-//! higher layer.
+//! content into a higher layer.
 //!
-//! Notesmachine storage notes consist of two items: Zettle and Kasten,
+//! Notesmachine storage notes consist of two items: Zettle and Kasten.
-//! which are German for "Note" and "Box".  Here are the basic rules:
+//! This distinction is somewhat arbitrary, as structurally these two
+//! items are stored in the same table.
 //!
 //! - Boxes have titles (and date metadata)
 //! - Notes have content and a type (and date metadata)
@@ -51,7 +52,6 @@
 //!
 
 use crate::errors::NoteStoreError;
-use crate::reference_parser::build_references;
 use crate::store_private::*;
 use crate::structs::*;
 use sqlx::sqlite::SqlitePool;
@@ -65,13 +65,6 @@ pub struct NoteStore(Arc<SqlitePool>);
 
 type NoteResult<T> = core::result::Result<T, NoteStoreError>;
 
-// One thing that's pretty terrible about this code is that the
-// Executor type in Sqlx is move-only, so it can only be used once per
-// outgoing function call.  That means that a lot of this code is
-// internally duplicated, which sucks.  I tried using the Acquire()
-// trait, but its interaction with Executor was not very
-// deterministic.
-
 impl NoteStore {
     /// Initializes a new instance of the note store.  Note that the
     /// note store holds an Arc internally; this code is (I think)
@@ -80,8 +73,8 @@ impl NoteStore {
         let pool = SqlitePool::connect(url).await?;
         Ok(NoteStore(Arc::new(pool)))
     }
-
+	
-    /// Erase all the data in the database and restore it
+	/// Erase all the data in the database and restore it
     /// to its original empty form.  Do not use unless you
     /// really, really want that to happen.
     pub async fn reset_database(&self) -> NoteResult<()> {
@@ -95,208 +88,9 @@ impl NoteStore {
     /// the slug, the slug is insufficient to generate a new page, so
     /// this use case says that in the event of a failure to find the
     /// requested page, return a basic NotFound.
-    pub async fn get_page_by_slug(&self, slug: &str) -> NoteResult<(RawPage, Vec<RawNote>)> {
+    pub async fn get_kasten_by_slug(&self, slug: &str) -> NoteResult<Vec<RawZettle>> {
-        //        let select_note_collection_for_root = include_str!("sql/select_note_collection_for_root.sql");
+        let page = select_kasten_by_slug(&*self.0, slug).await?;
-        let mut tx = self.0.begin().await?;
+        Ok(page)
-        let page = select_page_by_slug(&mut tx, slug).await?;
-        let note_id = page.note_id;
-        let notes = select_note_collection_from_root(&mut tx, note_id).await?;
-        tx.commit().await?;
-        Ok((page, notes))
-    }
-
-    /// Fetch page by title
-    ///
-    /// Supports the use case of the user navigating to a page via
-    /// the page's formal title.  Since the title is the key reference
-    /// of the system, if no page with that title is found, a page with
-    /// that title is generated automatically.
-    pub async fn get_page_by_title(&self, title: &str) -> NoteResult<(RawPage, Vec<RawNote>)> {
-        let mut tx = self.0.begin().await?;
-        let (page, notes) = match select_page_by_title(&mut tx, title).await {
-            Ok(page) => {
-                let note_id = page.note_id;
-                (page, select_note_collection_from_root(&mut tx, note_id).await?)
-            }
-            Err(sqlx::Error::RowNotFound) => {
-                let page = {
-                    let new_root_note = create_unique_root_note();
-                    let new_root_note_id = insert_one_new_note(&mut tx, &new_root_note).await?;
-                    let new_page_slug = generate_slug(&mut tx, title).await?;
-                    let new_page = create_new_page_for(&title, &new_page_slug, new_root_note_id);
-                    let _ = insert_one_new_page(&mut tx, &new_page).await?;
-                    select_page_by_title(&mut tx, &title).await?
-                };
-                let note_id = page.note_id;
-                (page, select_note_collection_from_root(&mut tx, note_id).await?)
-            }
-            Err(e) => return Err(NoteStoreError::DBError(e)),
-        };
-        tx.commit().await?;
-        Ok((page, notes))
-    }
-
-    /// Insert a note as the child of an existing note, at a set position.
-    pub async fn insert_nested_note(
-        &self,
-        note: &NewNote,
-        parent_note_uuid: &str,
-        position: i64,
-    ) -> NoteResult<String> {
-        let mut new_note = note.clone();
-        new_note.uuid = friendly_id::create();
-        let references = build_references(&note.content);
-        let mut tx = self.0.begin().await?;
-
-        // Start by building the note and putting it into its relationship.
-        println!("Select_note_id_for_uuid");
-        let parent_id: ParentId = select_note_id_for_uuid(&mut tx, parent_note_uuid).await?;
-
-        // Ensure new position is sane
-        println!("Assert Max Child Position");
-        let parent_max_position = assert_max_child_position_for_note(&mut tx, parent_id).await?;
-        let position = cmp::min(parent_max_position + 1, position);
-
-        println!("Insert_one_new_note");
-        let new_note_id = insert_one_new_note(&mut tx, &new_note).await?;
-        println!("make_room_for_new_note");
-        let _ = make_room_for_new_note(&mut tx, parent_id, position).await?;
-        println!("Insert_note_to_note_relationship");
-        let _ = insert_note_to_note_relationship(&mut tx, parent_id, new_note_id, position, "note").await?;
-
-        // From the references, make lists of pages that exist, and pages
-        // that do not.
-        println!("Find_all_page_references");
-        let found_references = find_all_page_references_for(&mut tx, &references).await?;
-        let new_references = diff_references(&references, &found_references);
-        let mut known_reference_ids: Vec<PageId> = Vec::new();
-
-        // Create the pages that don't exist
-        for one_reference in new_references.iter() {
-            let new_root_note = create_unique_root_note();
-            println!("Insert_one_new_root_note");
-            let new_root_note_id = insert_one_new_note(&mut tx, &new_root_note).await?;
-            println!("Generate_slug");
-            let new_page_slug = generate_slug(&mut tx, &one_reference).await?;
-            let new_page = create_new_page_for(&one_reference, &new_page_slug, new_root_note_id);
-            println!("insert_one_new_page");
-            known_reference_ids.push(insert_one_new_page(&mut tx, &new_page).await?)
-        }
-
-        // And associate the note with all the pages.
-        known_reference_ids.append(&mut found_references.iter().map(|r| PageId(r.id)).collect());
-        println!("insert_note_to_page_relationships");
-        let _ = insert_note_to_page_relationships(&mut tx, new_note_id, &known_reference_ids).await?;
-
-        tx.commit().await?;
-        Ok(new_note.uuid)
-    }
-
-    // This doesn't do anything with the references, as those are
-    // dependent entirely on the *content*, and not the *position*, of
-    // the note and the referenced page.
-    //
-    /// Move a note from one location to another.
-    pub async fn move_note(
-        &self,
-        note_uuid: &str,
-        old_parent_uuid: &str,
-        new_parent_uuid: &str,
-        new_position: i64,
-    ) -> NoteResult<()> {
-        let all_uuids = vec![note_uuid, old_parent_uuid, new_parent_uuid];
-        let mut tx = self.0.begin().await?;
-
-        // This is one of the few cases where we we're getting IDs for
-        // notes, but the nature of the ID isn't known at this time.
-        // This has to be handled manually, in the next paragraph
-        // below.
-        let found_id_vec = bulk_select_ids_for_note_uuids(&mut tx, &all_uuids).await?;
-        let found_ids: HashMap<String, i64> = found_id_vec.into_iter().collect();
-        if found_ids.len() != 3 {
-            return Err(NoteStoreError::NotFound);
-        }
-
-        let old_parent_id = ParentId(*found_ids.get(old_parent_uuid).unwrap());
-        let new_parent_id = ParentId(*found_ids.get(new_parent_uuid).unwrap());
-        let note_id = NoteId(*found_ids.get(note_uuid).unwrap());
-
-        let old_note = get_note_to_note_relationship(&mut tx, old_parent_id, note_id).await?;
-        let old_note_position = old_note.position;
-        let old_note_nature = &old_note.nature;
-
-        let _ = delete_note_to_note_relationship(&mut tx, old_parent_id, note_id).await?;
-        let _ = close_hole_for_deleted_note(&mut tx, old_parent_id, old_note_position).await?;
-        let parent_max_position = assert_max_child_position_for_note(&mut tx, new_parent_id).await?;
-        let new_position = cmp::min(parent_max_position + 1, new_position);
-        let _ = make_room_for_new_note(&mut tx, new_parent_id, new_position).await?;
-        let _ =
-            insert_note_to_note_relationship(&mut tx, new_parent_id, note_id, new_position, old_note_nature).await?;
-        tx.commit().await?;
-        Ok(())
-    }
-
-    /// Embed or reference a note from a different location.
-    pub async fn reference_or_embed_note(
-        &self,
-        note_uuid: &str,
-        new_parent_uuid: &str,
-        new_position: i64,
-        new_nature: &str,
-    ) -> NoteResult<()> {
-        let mut tx = self.0.begin().await?;
-        let existing_note_id: NoteId = NoteId(select_note_id_for_uuid(&mut tx, note_uuid).await?.0);
-        let new_parent_id: ParentId = select_note_id_for_uuid(&mut tx, new_parent_uuid).await?;
-        let _ = make_room_for_new_note(&mut tx, new_parent_id, new_position).await?;
-        let _ = insert_note_to_note_relationship(&mut tx, new_parent_id, existing_note_id, new_position, new_nature)
-            .await?;
-        tx.commit().await?;
-        Ok(())
-    }
-
-    /// Deletes a note.  If the note's relationship drops to zero, all
-    /// references from that note to pages are also deleted.
-    pub async fn delete_note(&self, note_uuid: &str, note_parent_uuid: &str) -> NoteResult<()> {
-        let mut tx = self.0.begin().await?;
-        let condemned_note_id: NoteId = NoteId(select_note_id_for_uuid(&mut tx, note_uuid).await?.0);
-        let note_parent_id: ParentId = select_note_id_for_uuid(&mut tx, note_parent_uuid).await?;
-        let _ = delete_note_to_note_relationship(&mut tx, note_parent_id, condemned_note_id);
-        if count_existing_note_relationships(&mut tx, condemned_note_id).await? == 0 {
-            let _ = delete_note_to_page_relationships(&mut tx, condemned_note_id).await?;
-            let _ = delete_note(&mut tx, condemned_note_id).await?;
-        }
-        tx.commit().await?;
-        Ok(())
-    }
-
-    /// Updates a note's content.  Completely rebuilds the note's
-    /// outgoing edge reference list every time.
-    pub async fn update_note_content(&self, note_uuid: &str, content: &str) -> NoteResult<()> {
-        let references = build_references(&content);
-
-        let mut tx = self.0.begin().await?;
-
-        let note_id: NoteId = NoteId(select_note_id_for_uuid(&mut tx, note_uuid).await?.0);
-        let _ = update_note_content(&mut tx, note_id, &content).await?;
-
-        let found_references = find_all_page_references_for(&mut tx, &references).await?;
-        let new_references = diff_references(&references, &found_references);
-        let mut known_reference_ids: Vec<PageId> = Vec::new();
-
-        // Create the pages that don't exist
-        for one_reference in new_references.iter() {
-            let new_root_note = create_unique_root_note();
-            let new_root_note_id = insert_one_new_note(&mut tx, &new_root_note).await?;
-            let new_page_slug = generate_slug(&mut tx, &one_reference).await?;
-            let new_page = create_new_page_for(&one_reference, &new_page_slug, new_root_note_id);
-            known_reference_ids.push(insert_one_new_page(&mut tx, &new_page).await?)
-        }
-
-        // And associate the note with all the pages.
-        known_reference_ids.append(&mut found_references.iter().map(|r| PageId(r.id)).collect());
-        let _ = insert_note_to_page_relationships(&mut tx, note_id, &known_reference_ids).await?;
-
-        tx.commit().await?;
-        Ok(())
     }
+	
 }

server/nm-store/src/store_private.rs

@@ -21,6 +21,20 @@ type SqlResult<T> = sqlx::Result<T>;
 // coherent and easily readable, and hides away the gnarliness of some
 // of the SQL queries.
 
+lazy_static! {
+	static ref select_kasten_by_title_sql: String = str::replace(
+		include_str!("sql/select_kasten_by_parameter.sql"),
+		"QUERYPARAMETER",
+		"zetteln.title");
+}
+
+lazy_static! {
+	static ref select_kasten_by_id_sql: String = str::replace(
+		include_str!("sql/select_kasten_by_parameter.sql"),
+		"QUERYPARAMETER",
+		"zetteln.id");
+}
+
 pub(crate) async fn reset_database<'a, E>(executor: E) -> SqlResult<()>
 where
     E: Executor<'a, Database = Sqlite>,
@@ -29,452 +43,13 @@ where
     sqlx::query(initialize_sql).execute(executor).await.map(|_| ())
 }
 
-pub(crate) async fn select_page_by_slug<'a, E>(executor: E, slug: &str) -> SqlResult<RawPage>
+pub(crate) async fn select_kasten_by_slug<'a, E>(executor: E, slug: &str) -> SqlResult<Vec<RawZettle>>
 where
     E: Executor<'a, Database = Sqlite>,
 {
-    let select_one_page_by_slug_sql = concat!(
+    Ok(sqlx::query_as(&select_kasten_by_id_sql)
-        "SELECT id, title, slug, note_id, creation_date, updated_date, ",
+       .bind(&slug)
-        "lastview_date, deleted_date FROM pages WHERE slug=?;"
+       .fetch_all(executor)
-    );
+       .await?)
-    Ok(sqlx::query_as(&select_one_page_by_slug_sql)
-        .bind(&slug)
-        .fetch_one(executor)
-        .await?)
 }
 
-pub(crate) async fn select_page_by_title<'a, E>(executor: E, title: &str) -> SqlResult<RawPage>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let select_one_page_by_title_sql = concat!(
-        "SELECT id, title, slug, note_id, creation_date, updated_date, ",
-        "lastview_date, deleted_date FROM pages WHERE title=?;"
-    );
-    Ok(sqlx::query_as(&select_one_page_by_title_sql)
-        .bind(&title)
-        .fetch_one(executor)
-        .await?)
-}
-
-pub(crate) async fn select_note_id_for_uuid<'a, E>(executor: E, uuid: &str) -> SqlResult<ParentId>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let select_note_id_for_uuid_sql = "SELECT id FROM notes WHERE uuid = ?;";
-    let id: JustId = sqlx::query_as(&select_note_id_for_uuid_sql)
-        .bind(&uuid)
-        .fetch_one(executor)
-        .await?;
-    Ok(ParentId(id.id))
-}
-
-pub(crate) async fn make_room_for_new_note<'a, E>(executor: E, parent_id: ParentId, position: i64) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let make_room_for_new_note_sql = concat!(
-        "UPDATE note_relationships ",
-        "SET position = position + 1 ",
-        "WHERE position >= ? and parent_id = ?;"
-    );
-
-    sqlx::query(make_room_for_new_note_sql)
-        .bind(&position)
-        .bind(&*parent_id)
-        .execute(executor)
-        .await
-        .map(|_| ())
-}
-
-pub(crate) async fn insert_note_to_note_relationship<'a, E>(
-    executor: E,
-    parent_id: ParentId,
-    note_id: NoteId,
-    position: i64,
-    nature: &str,
-) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let insert_note_to_note_relationship_sql = concat!(
-        "INSERT INTO note_relationships (parent_id, note_id, position, nature) ",
-        "values (?, ?, ?, ?)"
-    );
-
-    sqlx::query(insert_note_to_note_relationship_sql)
-        .bind(&*parent_id)
-        .bind(&*note_id)
-        .bind(&position)
-        .bind(&nature)
-        .execute(executor)
-        .await
-        .map(|_| ())
-}
-
-pub(crate) async fn select_note_collection_from_root<'a, E>(executor: E, root: i64) -> SqlResult<Vec<RawNote>>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let select_note_collection_from_root_sql = include_str!("sql/select_note_collection_from_root.sql");
-    Ok(sqlx::query_as(&select_note_collection_from_root_sql)
-        .bind(&root)
-        .fetch_all(executor)
-        .await?)
-}
-
-pub(crate) async fn insert_one_new_note<'a, E>(executor: E, note: &NewNote) -> SqlResult<NoteId>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let insert_one_note_sql = concat!(
-        "INSERT INTO notes ( ",
-        "	   uuid, ",
-        "	   content, ",
-        "	   notetype, ",
-        "	   creation_date, ",
-        "	   updated_date, ",
-        "	   lastview_date) ",
-        "VALUES (?, ?, ?, ?, ?, ?);"
-    );
-
-    Ok(NoteId(
-        sqlx::query(insert_one_note_sql)
-            .bind(&note.uuid)
-            .bind(&note.content)
-            .bind(&note.notetype)
-            .bind(&note.creation_date)
-            .bind(&note.updated_date)
-            .bind(&note.lastview_date)
-            .execute(executor)
-            .await?
-            .last_insert_rowid(),
-    ))
-}
-
-// Given a possible slug, find the slug with the highest
-// uniquification number, and return that number, if any.
-
-pub(crate) fn find_maximal_slug(slugs: &[JustSlugs]) -> Option<u32> {
-    lazy_static! {
-        static ref RE_CAP_NUM: Regex = Regex::new(r"-(\d+)$").unwrap();
-    }
-
-    if slugs.is_empty() {
-        return None;
-    }
-
-    let mut slug_counters: Vec<u32> = slugs
-        .iter()
-        .filter_map(|slug| RE_CAP_NUM.captures(&slug.slug))
-        .map(|cap| cap.get(1).unwrap().as_str().parse::<u32>().unwrap())
-        .collect();
-    slug_counters.sort_unstable();
-    slug_counters.pop()
-}
-
-// Given an initial string and an existing collection of slugs,
-// generate a new slug that does not conflict with the current
-// collection.
-pub(crate) async fn generate_slug<'a, E>(executor: E, title: &str) -> SqlResult<String>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    lazy_static! {
-        static ref RE_STRIP_NUM: Regex = Regex::new(r"-\d+$").unwrap();
-    }
-
-    let initial_slug = slugify(title);
-    let sample_slug = RE_STRIP_NUM.replace_all(&initial_slug, "");
-    let slug_finder_sql = "SELECT slug FROM pages WHERE slug LIKE '?%';";
-    let similar_slugs: Vec<JustSlugs> = sqlx::query_as(&slug_finder_sql)
-        .bind(&*sample_slug)
-        .fetch_all(executor)
-        .await?;
-    let maximal_slug = find_maximal_slug(&similar_slugs);
-    match maximal_slug {
-        None => Ok(initial_slug),
-        Some(max_slug) => Ok(format!("{}-{}", initial_slug, max_slug + 1)),
-    }
-}
-
-pub(crate) async fn insert_one_new_page<'a, E>(executor: E, page: &NewPage) -> SqlResult<PageId>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let insert_one_page_sql = concat!(
-        "INSERT INTO pages ( ",
-        "	   slug, ",
-        "	   title, ",
-        "	   note_id, ",
-        "	   creation_date, ",
-        "	   updated_date, ",
-        "	   lastview_date) ",
-        "VALUES (?, ?, ?, ?, ?, ?);"
-    );
-
-    Ok(PageId(
-        sqlx::query(insert_one_page_sql)
-            .bind(&page.slug)
-            .bind(&page.title)
-            .bind(&page.note_id)
-            .bind(&page.creation_date)
-            .bind(&page.updated_date)
-            .bind(&page.lastview_date)
-            .execute(executor)
-            .await?
-            .last_insert_rowid(),
-    ))
-}
-
-pub(crate) async fn insert_note_to_page_relationships<'a, E>(
-    executor: E,
-    note_id: NoteId,
-    references: &[PageId],
-) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    if references.is_empty() {
-        return Ok(());
-    }
-
-    let insert_note_page_references_sql = "INSERT INTO page_relationships (note_id, page_id) VALUES ".to_string()
-        + &["(?, ?)"].repeat(references.len()).join(", ")
-        + &";".to_string();
-
-    let mut request = sqlx::query(&insert_note_page_references_sql);
-    for reference in references {
-        request = request.bind(*note_id).bind(**reference);
-    }
-
-    request.execute(executor).await.map(|_| ())
-}
-
-// For a given collection of uuids, retrieve the internal ID used by
-// the database.
-pub(crate) async fn bulk_select_ids_for_note_uuids<'a, E>(executor: E, ids: &[&str]) -> SqlResult<Vec<(String, i64)>>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    if ids.is_empty() {
-        return Ok(vec![]);
-    }
-
-    let bulk_select_ids_for_note_uuids_sql = "SELECT uuid, id FROM notes WHERE uuid IN (".to_string()
-        + &["?"].repeat(ids.len()).join(",")
-        + &");".to_string();
-
-    let mut request = sqlx::query(&bulk_select_ids_for_note_uuids_sql);
-    for id in ids.iter() {
-        request = request.bind(id);
-    }
-    Ok(request
-        .try_map(|row: SqliteRow| {
-            let l = row.try_get::<String, _>(0)?;
-            let r = row.try_get::<i64, _>(1)?;
-            Ok((l, r))
-        })
-        .fetch_all(executor)
-        .await?
-        .into_iter()
-        .collect())
-}
-
-// Used by move_note to identify the single note to note relationship
-// by the original parent and child pair.  Used mostly to find the
-// position for recalculation, to create a new gap or close an old
-// one.
-pub(crate) async fn get_note_to_note_relationship<'a, E>(
-    executor: E,
-    parent_id: ParentId,
-    note_id: NoteId,
-) -> SqlResult<NoteRelationship>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let get_note_to_note_relationship_sql = concat!(
-        "SELECT parent_id, note_id, position, nature ",
-        "FROM note_relationships ",
-        "WHERE parent_id = ? and note_id = ? ",
-        "LIMIT 1"
-    );
-    sqlx::query_as(get_note_to_note_relationship_sql)
-        .bind(&*parent_id)
-        .bind(&*note_id)
-        .fetch_one(executor)
-        .await
-}
-
-pub(crate) async fn delete_note_to_note_relationship<'a, E>(
-    executor: E,
-    parent_id: ParentId,
-    note_id: NoteId,
-) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let delete_note_to_note_relationship_sql = concat!(
-        "DELETE FROM note_relationships ",
-        "WHERE parent_id = ? and note_id = ? "
-    );
-
-    let count = sqlx::query(delete_note_to_note_relationship_sql)
-        .bind(&*parent_id)
-        .bind(&*note_id)
-        .execute(executor)
-        .await?
-        .rows_affected();
-
-    match count {
-        1 => Ok(()),
-        _ => Err(sqlx::Error::RowNotFound),
-    }
-}
-
-pub(crate) async fn delete_note_to_page_relationships<'a, E>(executor: E, note_id: NoteId) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let delete_note_to_page_relationships_sql = "DELETE FROM page_relationships WHERE note_id = ?;";
-
-    let _ = sqlx::query(delete_note_to_page_relationships_sql)
-        .bind(&*note_id)
-        .execute(executor)
-        .await?;
-    Ok(())
-}
-
-pub(crate) async fn delete_note<'a, E>(executor: E, note_id: NoteId) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let delete_note_sql = "DELETE FROM notes WHERE note_id = ?";
-
-    let count = sqlx::query(delete_note_sql)
-        .bind(&*note_id)
-        .execute(executor)
-        .await?
-        .rows_affected();
-
-    match count {
-        1 => Ok(()),
-        _ => Err(sqlx::Error::RowNotFound),
-    }
-}
-
-pub(crate) async fn count_existing_note_relationships<'a, E>(executor: E, note_id: NoteId) -> SqlResult<i64>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let count_existing_note_relationships_sql = "SELECT COUNT(*) as count FROM page_relationships WHERE note_id = ?;";
-
-    let count: RowCount = sqlx::query_as(count_existing_note_relationships_sql)
-        .bind(&*note_id)
-        .fetch_one(executor)
-        .await?;
-
-    Ok(count.count)
-}
-
-pub(crate) async fn assert_max_child_position_for_note<'a, E>(executor: E, note_id: ParentId) -> SqlResult<i64>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let assert_max_child_position_for_note_sql =
-        "SELECT MAX(position) AS count FROM note_relationships WHERE parent_id = ?;";
-
-    let count: RowCount = sqlx::query_as(assert_max_child_position_for_note_sql)
-        .bind(&*note_id)
-        .fetch_one(executor)
-        .await?;
-
-    Ok(count.count)
-}
-
-// After removing a note, recalculate the position of all notes under
-// the parent note, such that there order is now completely
-// sequential.
-pub(crate) async fn close_hole_for_deleted_note<'a, E>(executor: E, parent_id: ParentId, position: i64) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let close_hole_for_deleted_note_sql = concat!(
-        "UPDATE note_relationships ",
-        "SET position = position - 1 ",
-        "WHERE position > ? and parent_id = ?;"
-    );
-
-    sqlx::query(close_hole_for_deleted_note_sql)
-        .bind(&position)
-        .bind(&*parent_id)
-        .execute(executor)
-        .await
-        .map(|_| ())
-}
-
-pub(crate) async fn find_all_page_references_for<'a, E>(
-    executor: E,
-    references: &[String],
-) -> SqlResult<Vec<PageTitles>>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    if references.is_empty() {
-        return Ok(vec![]);
-    }
-
-    let find_all_references_for_sql = "SELECT id, title FROM pages WHERE title IN (".to_string()
-        + &["?"].repeat(references.len()).join(",")
-        + &");".to_string();
-
-    let mut request = sqlx::query_as(&find_all_references_for_sql);
-    for id in references.iter() {
-        request = request.bind(id);
-    }
-    request.fetch_all(executor).await
-}
-
-pub(crate) async fn update_note_content<'a, E>(executor: E, note_id: NoteId, content: &str) -> SqlResult<()>
-where
-    E: Executor<'a, Database = Sqlite>,
-{
-    let update_note_content_sql = "UPDATE notes SET content = ? WHERE note_id = ?";
-    let count = sqlx::query(update_note_content_sql)
-        .bind(content)
-        .bind(&*note_id)
-        .execute(executor)
-        .await?
-        .rows_affected();
-
-    match count {
-        1 => Ok(()),
-        _ => Err(sqlx::Error::RowNotFound),
-    }
-}
-
-pub(crate) fn create_unique_root_note() -> NewNote {
-    NewNoteBuilder::default()
-        .uuid(friendly_id::create())
-        .content("".to_string())
-        .notetype("root".to_string())
-        .build()
-        .unwrap()
-}
-
-pub(crate) fn create_new_page_for(title: &str, slug: &str, note_id: NoteId) -> NewPage {
-    NewPageBuilder::default()
-        .slug(slug.to_string())
-        .title(title.to_string())
-        .note_id(*note_id)
-        .build()
-        .unwrap()
-}
-
-// Given the references supplied, and the references found in the datastore,
-// return a list of the references not found in the datastore.
-pub(crate) fn diff_references(references: &[String], found_references: &[PageTitles]) -> Vec<String> {
-    let all: HashSet<String> = references.iter().cloned().collect();
-    let found: HashSet<String> = found_references.iter().map(|r| r.title.clone()).collect();
-    all.difference(&found).cloned().collect()
-}

server/nm-store/src/structs.rs

@@ -1,134 +1,17 @@
 use chrono::{DateTime, Utc};
-use derive_builder::Builder;
+// use derive_builder::Builder;
 use serde::{Deserialize, Serialize};
-use shrinkwraprs::Shrinkwrap;
+// use shrinkwraprs::Shrinkwrap;
 use sqlx::{self, FromRow};
 
-#[derive(Shrinkwrap, Copy, Clone)]
-pub(crate) struct PageId(pub i64);
-
-#[derive(Shrinkwrap, Copy, Clone)]
-pub(crate) struct NoteId(pub i64);
-
-#[derive(Shrinkwrap, Copy, Clone)]
-pub(crate) struct ParentId(pub i64);
-
-/// A RawPage is what this layer of the API returns when requesting a
-/// page.  Note that usually what you'll get back in the RawPage and a
-/// Vec<RawNote>.  It's the next level's responsibility to turn that
-/// into a proper tree.
 #[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub struct RawPage {
+pub struct RawZettle {
-    pub id: i64,
+    pub id: String,
-    pub slug: String,
-    pub title: String,
-    pub note_id: i64,
-    pub creation_date: DateTime<Utc>,
-    pub updated_date: DateTime<Utc>,
-    pub lastview_date: DateTime<Utc>,
-    pub deleted_date: Option<DateTime<Utc>>,
-}
-
-/// A RawNote is what this layer of the API returns
-/// when requesting a note.
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub struct RawNote {
-    pub id: i64,
-    pub uuid: String,
-    pub parent_id: i64,
-    pub parent_uuid: String,
     pub content: String,
+    pub kind: String,
     pub position: i64,
-    pub notetype: String,
     pub creation_date: DateTime<Utc>,
     pub updated_date: DateTime<Utc>,
     pub lastview_date: DateTime<Utc>,
     pub deleted_date: Option<DateTime<Utc>>,
 }
-
-/// The interface for passing a new page to the store.
-#[derive(Clone, Serialize, Deserialize, Debug, Builder)]
-pub struct NewPage {
-    pub slug: String,
-    pub title: String,
-    pub note_id: i64,
-    #[builder(default = r#"chrono::Utc::now()"#)]
-    pub creation_date: DateTime<Utc>,
-    #[builder(default = r#"chrono::Utc::now()"#)]
-    pub updated_date: DateTime<Utc>,
-    #[builder(default = r#"chrono::Utc::now()"#)]
-    pub lastview_date: DateTime<Utc>,
-    #[builder(default = r#"None"#)]
-    pub deleted_date: Option<DateTime<Utc>>,
-}
-
-/// The interface for passing a new note to the store.
-#[derive(Clone, Serialize, Deserialize, Debug, Builder)]
-pub struct NewNote {
-    #[builder(default = r#""".to_string()"#)]
-    pub uuid: String,
-    pub content: String,
-    #[builder(default = r#""note".to_string()"#)]
-    pub notetype: String,
-    #[builder(default = r#"chrono::Utc::now()"#)]
-    pub creation_date: DateTime<Utc>,
-    #[builder(default = r#"chrono::Utc::now()"#)]
-    pub updated_date: DateTime<Utc>,
-    #[builder(default = r#"chrono::Utc::now()"#)]
-    pub lastview_date: DateTime<Utc>,
-    #[builder(default = r#"None"#)]
-    pub deleted_date: Option<DateTime<Utc>>,
-}
-
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub(crate) struct JustSlugs {
-    pub slug: String,
-}
-
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub(crate) struct JustTitles {
-    title: String,
-}
-
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub(crate) struct JustId {
-    pub id: i64,
-}
-
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub(crate) struct PageTitles {
-    pub id: i64,
-    pub title: String,
-}
-
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub(crate) struct NoteRelationship {
-    pub parent_id: i64,
-    pub note_id: i64,
-    pub position: i64,
-    pub nature: String,
-}
-
-#[derive(Clone, Serialize, Deserialize, Debug, FromRow)]
-pub(crate) struct RowCount {
-    pub count: i64,
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn can_build_new_note() {
-        let now = chrono::Utc::now();
-        let newnote = NewNoteBuilder::default()
-            .uuid("foo".to_string())
-            .content("bar".to_string())
-            .build()
-            .unwrap();
-        assert!((newnote.creation_date - now).num_minutes() < 1);
-        assert!((newnote.updated_date - now).num_minutes() < 1);
-        assert!((newnote.lastview_date - now).num_minutes() < 1);
-        assert!(newnote.deleted_date.is_none());
-    }
-}

server/nm-trees/src/lib.rs

@@ -27,7 +27,7 @@ impl Notesmachine {
 		Ok(Notesmachine(notestore))
 	}
 
-	pub async fn navigate_via_slug(&self, slug: &str) -> Result<Page> {
+	pub async fn get_box_via_slug(&self, slug: &str) -> Result<Page> {
 		let (rawpage, rawnotes) = self.0.get_page_by_slug(slug).await?;
 		Ok(make_tree(&rawpage, &rawnotes))
 	}