changes in API format

src/routes/api/branches.js

@@ -0,0 +1,124 @@
+"use strict";
+
+const sql = require('../../services/sql');
+const utils = require('../../services/utils');
+const sync_table = require('../../services/sync_table');
+const tree = require('../../services/tree');
+const notes = require('../../services/notes');
+const repository = require('../../services/repository');
+
+/**
+ * Code in this file deals with moving and cloning note tree rows. Relationship between note and parent note is unique
+ * for not deleted note trees. There may be multiple deleted note-parent note relationships.
+ */
+
+async function moveBranchToParent(req) {
+    const branchId = req.params.branchId;
+    const parentNoteId = req.params.parentNoteId;
+
+    const noteToMove = await tree.getBranch(branchId);
+
+    const validationResult = await tree.validateParentChild(parentNoteId, noteToMove.noteId, branchId);
+
+    if (!validationResult.success) {
+        return [400, validationResult];
+    }
+
+    const maxNotePos = await sql.getValue('SELECT MAX(notePosition) FROM branches WHERE parentNoteId = ? AND isDeleted = 0', [parentNoteId]);
+    const newNotePos = maxNotePos === null ? 0 : maxNotePos + 1;
+
+    const branch = await repository.getBranch(branchId);
+    branch.parentNoteId = parentNoteId;
+    branch.notePosition = newNotePos;
+    await branch.save();
+
+    return { success: true };
+}
+
+async function moveBranchBeforeNote(req) {
+    const branchId = req.params.branchId;
+    const beforeBranchId = req.params.beforeBranchId;
+
+    const noteToMove = await tree.getBranch(branchId);
+    const beforeNote = await tree.getBranch(beforeBranchId);
+
+    const validationResult = await tree.validateParentChild(beforeNote.parentNoteId, noteToMove.noteId, branchId);
+
+    if (!validationResult.success) {
+        return [400, validationResult];
+    }
+
+    // we don't change dateModified so other changes are prioritized in case of conflict
+    // also we would have to sync all those modified note trees otherwise hash checks would fail
+    await sql.execute("UPDATE branches SET notePosition = notePosition + 1 WHERE parentNoteId = ? AND notePosition >= ? AND isDeleted = 0",
+        [beforeNote.parentNoteId, beforeNote.notePosition]);
+
+    await sync_table.addNoteReorderingSync(beforeNote.parentNoteId);
+
+    const branch = await repository.getBranch(branchId);
+    branch.parentNoteId = beforeNote.parentNoteId;
+    branch.notePosition = beforeNote.notePosition;
+    await branch.save();
+
+    return { success: true };
+}
+
+async function moveBranchAfterNote(req) {
+    const branchId = req.params.branchId;
+    const afterBranchId = req.params.afterBranchId;
+
+    const noteToMove = await tree.getBranch(branchId);
+    const afterNote = await tree.getBranch(afterBranchId);
+
+    const validationResult = await tree.validateParentChild(afterNote.parentNoteId, noteToMove.noteId, branchId);
+
+    if (!validationResult.success) {
+        return [400, validationResult];
+    }
+
+    // we don't change dateModified so other changes are prioritized in case of conflict
+    // also we would have to sync all those modified note trees otherwise hash checks would fail
+    await sql.execute("UPDATE branches SET notePosition = notePosition + 1 WHERE parentNoteId = ? AND notePosition > ? AND isDeleted = 0",
+        [afterNote.parentNoteId, afterNote.notePosition]);
+
+    await sync_table.addNoteReorderingSync(afterNote.parentNoteId);
+
+    const branch = await repository.getBranch(branchId);
+    branch.parentNoteId = afterNote.parentNoteId;
+    branch.notePosition = afterNote.notePosition + 1;
+    await branch.save();
+
+    return { success: true };
+}
+
+async function setExpanded(req) {
+    const branchId = req.params.branchId;
+    const expanded = req.params.expanded;
+
+    await sql.execute("UPDATE branches SET isExpanded = ? WHERE branchId = ?", [expanded, branchId]);
+    // we don't sync expanded label
+}
+
+async function deleteBranch(req) {
+    const branch = await repository.getBranch(req.params.branchId);
+
+    await notes.deleteNote(branch);
+}
+
+async function setPrefix(req) {
+    const branchId = req.params.branchId;
+    const prefix = utils.isEmptyOrWhitespace(req.body.prefix) ? null : req.body.prefix;
+
+    const branch = await repository.getBranch(branchId);
+    branch.prefix = prefix;
+    await branch.save();
+}
+
+module.exports = {
+    moveBranchToParent,
+    moveBranchBeforeNote,
+    moveBranchAfterNote,
+    setExpanded,
+    deleteBranch,
+    setPrefix
+};