added user, role, parent-child CRUD

backends/sqlite.js

@@ -112,34 +112,58 @@ class sqliteDatabase {
         // insert children
         let table_fields = frappe.get_meta(doctype).get_table_fields();
         for (let field of table_fields) {
+            let idx = 0;
             for (let child of (doc[field.fieldname] || [])) {
+                this.prepare_child(doctype, doc.name, child, field, idx);
                 await this.insert_one(field.childtype, child);
+                idx++;
             }
         }
+
+        return doc;
     }
 
     async insert_one(doctype, doc) {
         let fields = this.get_keys(doctype);
         let placeholders = fields.map(d => '?').join(', ');
 
+        if (!doc.name) {
+            doc.name = frappe.get_random_name();
+        }
+
         return await this.run(`insert into ${frappe.slug(doctype)}
-            (${Object.keys(doc).join(", ")})
+            (${fields.map(field => field.fieldname).join(", ")})
             values (${placeholders})`, this.get_formatted_values(fields, doc));
     }
 
     async update(doctype, doc) {
-        // updates parent and child, similar to insert, but writing separately for clarity
-
         // update parent
         await this.update_one(doctype, doc);
 
-        // update children
+        // insert or update children
         let table_fields = frappe.get_meta(doctype).get_table_fields();
         for (let field of table_fields) {
+
+            // first key is "parent" - for SQL params
+            let added_children = [doc.name];
             for (let child of (doc[field.fieldname] || [])) {
+                this.prepare_child(doctype, doc.name, child, field, added_children.length - 1);
+                if (await this.exists(field.childtype, child.name)) {
                     await this.update_one(field.childtype, child);
+                } else {
+                    await this.insert_one(field.childtype, child);
                 }
+                added_children.push(child.name);
             }
+
+            // delete other children
+            // `delete from doctype where parent = ? and name not in (?, ?, ?)}`
+            await this.run(`delete from ${frappe.slug(field.childtype)}
+                where
+                    parent = ? and
+                    name not in (${added_children.map(d => '?').join(', ')})`, added_children);
+        }
+        return doc;
     }
 
     async update_one(doctype, doc) {
@@ -154,6 +178,13 @@ class sqliteDatabase {
                 set ${assigns.join(", ")} where name=?`, values);
     }
 
+    prepare_child(parenttype, parent, child, field, idx) {
+        child.parent = parent;
+        child.parenttype = parenttype;
+        child.parentfield = field.fieldname;
+        child.idx = idx;
+    }
+
     get_keys(doctype) {
         return frappe.get_meta(doctype).get_valid_fields({ with_children: false });
     }
@@ -171,7 +202,32 @@ class sqliteDatabase {
     }
 
     async delete(doctype, name) {
-        return await this.run(`delete from ${frappe.slug(doctype)} where name=?`, name);
+        await this.run(`delete from ${frappe.slug(doctype)} where name=?`, name);
+
+        // delete children
+        let table_fields = frappe.get_meta(doctype).get_table_fields();
+        for (let field of table_fields) {
+            await this.run(`delete from ${frappe.slug(field.childtype)} where parent=?`, name)
+        }
+    }
+
+    async exists(doctype, name) {
+        return (await this.get_value(doctype, name)) ? true : false;
+    }
+
+    async get_value(doctype, filters, fieldname = 'name') {
+        if (typeof filters === 'string') {
+            filters = { name: filters };
+        }
+
+        let row = await this.get_all({
+            doctype: doctype,
+            fields: [fieldname],
+            filters: filters,
+            start: 0,
+            limit: 1
+        });
+        return row.length ? row[0][fieldname] : null;
     }
 
     get_all({ doctype, fields, filters, start, limit, order_by = 'modified', order = 'desc' } = {}) {
@@ -227,7 +283,9 @@ class sqliteDatabase {
         return new Promise((resolve, reject) => {
             this.conn.run(query, params, (err) => {
                 if (err) {
+                    if (debug) {
                         console.error(err);
+                    }
                     reject(err);
                 } else {
                     resolve();
@@ -254,21 +312,6 @@ class sqliteDatabase {
         }
     }
 
-    async get_value(doctype, filters, fieldname = 'name') {
-        if (typeof filters === 'string') {
-            filters = { name: filters };
-        }
-
-        let row = await this.get_all({
-            doctype: doctype,
-            fields: [fieldname],
-            filters: filters,
-            start: 0,
-            limit: 1
-        });
-        return row.length ? row[0][fieldname] : null;
-    }
-
     async table_exists(table) {
         const name = await this.sql(`SELECT name FROM sqlite_master WHERE type='table' AND name='${table}'`);
         return (name && name.length) ? true : false;

index.js

@@ -56,21 +56,20 @@ module.exports = {
         }
     },
 
-    async get_doc(data, name) {
+    async get_doc(doctype, name) {
-        if (typeof data==='string' && typeof name==='string') {
+        let doc = this.get_doc_from_cache(doctype, name);
-            let doc = this.get_doc_from_cache(data, name);
         if (!doc) {
-                let controller_class = this.get_controller_class(data);
+            let controller_class = this.get_controller_class(doctype);
-                doc = new controller_class({doctype:data, name: name});
+            doc = new controller_class({doctype:doctype, name: name});
             await doc.load();
             this.add_to_cache(doc);
         }
         return doc;
-        } else {
+    },
+
+    new_doc(data) {
         let controller_class = this.get_controller_class(data.doctype);
-            var doc = new controller_class(data);
+        return new controller_class(data);
-        }
-        return doc;
     },
 
     get_controller_class(doctype) {
@@ -83,7 +82,7 @@ module.exports = {
     },
 
     async get_new_doc(doctype) {
-        let doc = await frappe.get_doc({doctype: doctype});
+        let doc = frappe.new_doc({doctype: doctype});
         doc.set_name();
         doc.__not_inserted = true;
         this.add_to_cache(doc);
@@ -91,8 +90,7 @@ module.exports = {
     },
 
     async insert(data) {
-        const doc = await this.get_doc(data);
+        return await (this.new_doc(data)).insert();
-        return await doc.insert();
     },
 
     login(user='guest', user_key) {

model/boilerplate.js

@@ -10,7 +10,7 @@ module.exports = {
 	"name": "${name}",
 	"doctype": "DocType",
 	"is_single": 0,
-	"istable": 0,
+	"is_child": 0,
 	"keyword_fields": [],
 	"fields": [
 		{

model/document.js

@@ -36,7 +36,7 @@ module.exports = class BaseDocument {
         // assign a random name by default
         // override this to set a name
         if (!this.name) {
-            this.name = Math.random().toString(36).substr(3);
+            this.name = frappe.get_random_name();
         }
     }
 
@@ -79,11 +79,11 @@ module.exports = class BaseDocument {
     }
 
     get_valid_dict() {
-        let doc = {};
+        let data = {};
         for (let field of this.meta.get_valid_fields()) {
-            doc[field.fieldname] = this.get(field.fieldname);
+            data[field.fieldname] = this[field.fieldname];
         }
-        return doc;
+        return data;
     }
 
     set_standard_values() {
@@ -102,21 +102,48 @@ module.exports = class BaseDocument {
     async load() {
         let data = await frappe.db.get(this.doctype, this.name);
         if (data.name) {
-            Object.assign(this, data);
+            this.sync_values(data);
         } else {
             throw new frappe.errors.NotFound(`Not Found: ${this.doctype} ${this.name}`);
         }
     }
 
+    sync_values(data) {
+        this.clear_values();
+        Object.assign(this, data);
+    }
+
+    clear_values() {
+        for (let field of this.meta.get_valid_fields()) {
+            if(this[field.fieldname]) {
+                delete this[field.fieldname];
+            }
+        }
+    }
+
     async insert() {
         this.set_name();
         this.set_standard_values();
         this.set_keywords();
         await this.trigger('validate');
         await this.trigger('before_insert');
-        await frappe.db.insert(this.doctype, this.get_valid_dict());
+        this.sync_values(await frappe.db.insert(this.doctype, this.get_valid_dict()));
         await this.trigger('after_insert');
         await this.trigger('after_save');
+
+        return this;
+    }
+
+        async update() {
+        this.set_standard_values();
+        this.set_keywords();
+        await this.trigger('validate');
+        await this.trigger('before_update');
+        this.sync_values(await frappe.db.update(this.doctype, this.get_valid_dict()));
+        await this.trigger('after_update');
+        await this.trigger('after_save');
+
+        return this;
     }
 
     async delete() {
@@ -136,15 +163,4 @@ module.exports = class BaseDocument {
             }
         }
     }
-
-    async update() {
-        this.set_standard_values();
-        this.set_keywords();
-        await this.trigger('validate');
-        await this.trigger('before_update');
-        await frappe.db.update(this.doctype, this.get_valid_dict());
-        await this.trigger('after_update');
-        await this.trigger('after_save');
-        return this;
-    }
 };

model/meta.js

@@ -48,14 +48,21 @@ module.exports = class BaseMeta extends BaseDocument {
 
     get_valid_fields({ with_children = true } = {}) {
         if (!this._valid_fields) {
+
             this._valid_fields = [];
+            this._valid_fields_with_children = [];
+
+            const _add = (field) => {
+                this._valid_fields.push(field);
+                this._valid_fields_with_children.push(field);
+            }
 
             const doctype_fields = this.fields.map((field) => field.fieldname);
 
             // standard fields
             for (let field of frappe.model.common_fields) {
                 if (frappe.db.type_map[field.fieldtype] && !doctype_fields.includes(field.fieldname)) {
-                    this._valid_fields.push(field);
+                    _add(field);
                 }
             }
 
@@ -63,14 +70,14 @@ module.exports = class BaseMeta extends BaseDocument {
                 // child fields
                 for (let field of frappe.model.child_fields) {
                     if (frappe.db.type_map[field.fieldtype] && !doctype_fields.includes(field.fieldname)) {
-                        this._valid_fields.push(field);
+                        _add(field);
                     }
                 }
             } else {
                 // parent fields
                 for (let field of frappe.model.parent_fields) {
                     if (frappe.db.type_map[field.fieldtype] && !doctype_fields.includes(field.fieldname)) {
-                        this._valid_fields.push(field);
+                        _add(field);
                     }
                 }
             }
@@ -79,18 +86,23 @@ module.exports = class BaseMeta extends BaseDocument {
             for (let field of this.fields) {
                 let include = frappe.db.type_map[field.fieldtype];
 
-                // include tables if (with_children = True)
-                if (!include && with_children) {
-                    include = field.fieldtype === 'Table';
-                }
                 if (include) {
-                    this._valid_fields.push(field);
+                    _add(field);
+                }
+
+                // include tables if (with_children = True)
+                if (!include && field.fieldtype === 'Table') {
+                    this._valid_fields_with_children.push(field);
                 }
             }
         }
 
+        if (with_children) {
+            return this._valid_fields_with_children;
+        } else {
             return this._valid_fields;
         }
+    }
 
     get_keyword_fields() {
         return this.keyword_fields || this.meta.fields.filter(field => field.reqd).map(field => field.fieldname);

models/doctype/role/role.js

@@ -0,0 +1,16 @@
+const BaseMeta = require('frappejs/model/meta');
+const BaseDocument = require('frappejs/model/document');
+
+class RoleMeta extends BaseMeta {
+	setup_meta() {
+		Object.assign(this, require('./role.json'));
+	}
+}
+
+class Role extends BaseDocument {
+}
+
+module.exports = {
+	Document: Role,
+	Meta: RoleMeta
+};

models/doctype/role/role.json

@@ -0,0 +1,15 @@
+{
+	"name": "Role",
+	"doctype": "DocType",
+	"is_single": 0,
+	"is_child": 0,
+	"keyword_fields": [],
+	"fields": [
+		{
+			"fieldname": "name",
+			"label": "Name",
+			"fieldtype": "Data",
+			"reqd": 1
+		}
+	]
+}

models/doctype/user/user.js

@@ -0,0 +1,16 @@
+const BaseMeta = require('frappejs/model/meta');
+const BaseDocument = require('frappejs/model/document');
+
+class UserMeta extends BaseMeta {
+	setup_meta() {
+		Object.assign(this, require('./user.json'));
+	}
+}
+
+class User extends BaseDocument {
+}
+
+module.exports = {
+	Document: User,
+	Meta: UserMeta
+};

models/doctype/user/user.json

@@ -0,0 +1,30 @@
+{
+	"name": "User",
+	"doctype": "DocType",
+	"is_single": 0,
+	"is_child": 0,
+	"keyword_fields": [
+        "name",
+        "full_name"
+    ],
+	"fields": [
+		{
+			"fieldname": "name",
+			"label": "Name",
+			"fieldtype": "Data",
+			"reqd": 1
+        },
+        {
+            "fieldname": "full_name",
+            "label": "Full Name",
+            "fieldtype": "Data",
+            "reqd": 1
+        },
+        {
+            "fieldname": "roles",
+            "label": "Roles",
+            "fieldtype": "Table",
+            "childtype": "User Role"
+        }
+	]
+}

models/doctype/user_role/user_role.js

@@ -0,0 +1,16 @@
+const BaseMeta = require('frappejs/model/meta');
+const BaseDocument = require('frappejs/model/document');
+
+class UserRoleMeta extends BaseMeta {
+	setup_meta() {
+		Object.assign(this, require('./user_role.json'));
+	}
+}
+
+class UserRole extends BaseDocument {
+}
+
+module.exports = {
+	Document: UserRole,
+	Meta: UserRoleMeta
+};

models/doctype/user_role/user_role.json

@@ -0,0 +1,15 @@
+{
+	"name": "User Role",
+	"doctype": "DocType",
+	"is_single": 0,
+	"is_child": 1,
+	"keyword_fields": [],
+	"fields": [
+		{
+			"fieldname": "role",
+			"label": "Role",
+			"fieldtype": "Link",
+			"target": "Role"
+        }
+	]
+}

server/rest_api.js

@@ -27,7 +27,7 @@ module.exports = {
         app.post('/api/resource/:doctype', frappe.async_handler(async function(request, response) {
             data = request.body;
             data.doctype = request.params.doctype;
-            let doc = await frappe.get_doc(data);
+            let doc = frappe.new_doc(data);
             await doc.insert();
             await frappe.db.commit();
             return response.json(doc.get_valid_dict());

tests/test_controller.js

@@ -8,7 +8,7 @@ describe('Controller', () => {
     });
 
     it('should call controller method', async () => {
-        let doc = await frappe.get_doc({
+        let doc = frappe.new_doc({
             doctype:'ToDo',
             subject: 'test'
         });

tests/test_document.js

@@ -8,7 +8,7 @@ describe('Document', () => {
     });
 
     it('should insert a doc', async () => {
-        let doc1 = await test_doc();
+        let doc1 = test_doc();
         doc1.subject = 'insert subject 1';
         doc1.description = 'insert description 1';
         await doc1.insert();
@@ -20,7 +20,7 @@ describe('Document', () => {
     });
 
     it('should update a doc', async () => {
-        let doc = await test_doc();
+        let doc = test_doc();
         await doc.insert();
 
         assert.notEqual(await frappe.db.get_value(doc.doctype, doc.name, 'subject'), 'subject 2');
@@ -32,18 +32,18 @@ describe('Document', () => {
     })
 
     it('should get a value', async () => {
-        let doc = await test_doc();
+        let doc = test_doc();
         assert.equal(doc.get('subject'), 'testing 1');
     });
 
     it('should set a value', async () => {
-        let doc = await test_doc();
+        let doc = test_doc();
         doc.set('subject', 'testing 1')
         assert.equal(doc.get('subject'), 'testing 1');
     });
 
     it('should not allow incorrect Select option', async () => {
-		let doc = await test_doc();
+		let doc = test_doc();
 		try {
 			await doc.set('status', 'Illegal');
 			assert.fail();
@@ -53,7 +53,7 @@ describe('Document', () => {
     });
 
     it('should delete a document', async () => {
-        let doc = await test_doc();
+        let doc = test_doc();
         await doc.insert();
 
         assert.equal(await frappe.db.get_value(doc.doctype, doc.name), doc.name);
@@ -63,10 +63,36 @@ describe('Document', () => {
         assert.equal(await frappe.db.get_value(doc.doctype, doc.name), null);
     });
 
+    it('should add, fetch and delete documents with children', async() => {
+        await frappe.new_doc({doctype: 'Role', name: 'Test Role'}).insert();
+        await frappe.new_doc({doctype: 'Role', name: 'Test Role 1'}).insert();
+
+        let user = frappe.new_doc({
+            doctype: 'User',
+            name: 'test_user',
+            full_name: 'Test User',
+            roles: [
+                {
+                    role: 'Test Role'
+                }
+            ]
+        });
+        await user.insert();
+
+        assert.equal(user.roles.length, 1);
+        assert.equal(user.roles[0].parent, user.name);
+        assert.equal(user.roles[0].parenttype, user.doctype);
+        assert.equal(user.roles[0].parentfield, 'roles');
+
+        // add another role
+        user.roles.push({role: 'Test Role 1'});
+
+    });
+
 });
 
-async function test_doc() {
+function test_doc() {
-    return await frappe.get_doc({
+    return frappe.new_doc({
         doctype: 'ToDo',
         status: 'Open',
         subject: 'testing 1',

tests/test_rest_api.js

@@ -32,7 +32,7 @@ describe('REST', () => {
     });
 
     it('should create a document', async () => {
-        let doc = await frappe.get_doc({doctype:'ToDo', subject:'test rest insert 1'});
+        let doc = frappe.new_doc({doctype:'ToDo', subject:'test rest insert 1'});
         await doc.insert();
 
         let doc1 = await frappe.get_doc('ToDo', doc.name);
@@ -42,7 +42,7 @@ describe('REST', () => {
     });
 
     it('should update a document', async () => {
-        let doc = await frappe.get_doc({doctype:'ToDo', subject:'test rest insert 1'});
+        let doc = frappe.new_doc({doctype:'ToDo', subject:'test rest insert 1'});
         await doc.insert();
 
         doc.subject = 'subject changed';

utils/index.js

@@ -7,6 +7,10 @@ Object.assign(utils, {
         return text.toLowerCase().replace(/ /g, '_');
     },
 
+    get_random_name() {
+        return Math.random().toString(36).substr(3);
+    },
+
     async_handler(fn) {
         return (req, res, next) => Promise.resolve(fn(req, res, next))
             .catch((err) => {