add dashboar module

ks_inventory_dashboard/models/ks_inventory.py

@@ -0,0 +1,36 @@
+from odoo import models, fields, api, _
+from odoo import tools
+
+
+class KsInventoryValuation(models.Model):
+    # _inherit = "product.product"
+    _name = "inventory_board.ks_inventory"
+    _description = "Custom Inventory"
+    _auto = False
+    _order = 'date desc'
+
+    # product_id = fields.Integer('Product', readonly=True)
+    product_id = fields.Many2one('product.product', 'Product Variant', readonly=True)
+    quantity = fields.Float('Quantity', readonly=True)
+    date = fields.Datetime('Date', readonly=True)
+    total = fields.Float("Total Cost", readonly=True)
+
+    _query = """select 
+            q.id, q.product_id as product_id, q.company_id, q.location_id, q.quantity as quantity,  c.cost,
+                q.quantity * c.cost as total, date_trunc('day',c.datetime) as date 
+            from stock_quant q 
+            inner join stock_location sl on sl.id = q.location_id 
+            inner join c on c.product_id = q.product_id 
+            where sl.usage = 'internal'
+            """
+
+    _with = """with c as (
+                        select product_id, cost, datetime from product_price_history where id in (
+                        select max(id) from product_price_history  group by product_id, date_trunc('day',datetime)))                                                           
+            """
+
+
+    def init(self):
+        tools.drop_view_if_exists(self.env.cr, self._table)
+        self.env.cr.execute("""CREATE or REPLACE VIEW %s as (%s %s)""" %
+                            (self._table, self._with, self._query))