Added more tables

web/backend/migrations/2024-01-24-233039_create_samples_table/up.sql

@@ -2,11 +2,6 @@
 CREATE TABLE samples (
     id SERIAL PRIMARY KEY,
     taxon_id INTEGER NOT NULL REFERENCES taxons(id) ON DELETE CASCADE,
-    name VARCHAR(255) NOT NULL,
-    description VARCHAR(512) NOT NULL,
-    latitude DOUBLE PRECISION,
-    longitude DOUBLE PRECISION,
-    altitude DOUBLE PRECISION,
     sample_type_id INTEGER NOT NULL REFERENCES sample_types(id) ON DELETE CASCADE,
     derived_from INTEGER REFERENCES samples(id) ON DELETE SET NULL,
     created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,

web/backend/migrations/2024-02-08-090409_create_item_types_table/up.sql

@@ -3,23 +3,11 @@
 -- and may be rented. As such it as two different columns one for the cost, its currency,
 -- and a cost per day for renting and the current of the renting cost. An item may have
 -- an expiration date and may be associated with one or more projects (which is tracked
--- in the item_projects table). An item type may define an item that has been manifactured,
--- such as a tube, a rack, a freezer, a microscope, etc. Additional item types may be more
--- organic such as edible products (bread, cheese, etc.). Some items may be instead collected
--- in nature such as rocks, plants, etc. The item_types table contains a name column to store
--- the name of the item type, a description column to store a description of the item type,
--- the created_at and updated_at columns to store the creation and last update time of the record,
--- plus who created and last updated the record. An item type may also have a manifacturer.
+-- in the item_projects table).
 CREATE TABLE item_types (
   id SERIAL PRIMARY KEY,
   name VARCHAR(255) NOT NULL UNIQUE,
   description TEXT,
-  cost DECIMAL(10, 2) DEFAULT NULL,
-  currency VARCHAR(3) DEFAULT NULL,
-  cost_per_day DECIMAL(10, 2) DEFAULT NULL,
-  current_rental_cost DECIMAL(10, 2) DEFAULT NULL,
-  expiration_date DATE DEFAULT NULL,
-  manufacturer INTEGER REFERENCES organizations(id) DEFAULT NULL,
   created_by INTEGER REFERENCES users(id),
   updated_by INTEGER REFERENCES users(id),
   created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,

web/backend/migrations/2024-02-08-100852_create_manifactured_item_types_table/down.sql

@@ -0,0 +1 @@
+-- This file should undo anything in `up.sql`

web/backend/migrations/2024-02-08-100852_create_manifactured_item_types_table/up.sql

@@ -0,0 +1,17 @@
+-- SQL defining the manufactured_item_types table.
+-- A manufactured type is an item type that can be manufactured, sold, and bought. As such it
+-- has a cost, its currency, and a cost per day for renting and the current of the renting
+-- cost.
+CREATE TABLE manufactured_item_types (
+  id SERIAL PRIMARY KEY,
+  item_type_id INTEGER REFERENCES item_types(id),
+  cost DECIMAL(10, 2) NOT NULL,
+  cost_per_day DECIMAL(10, 2) NOT NULL,
+  currency VARCHAR(3) NOT NULL,
+  manifacturer_id INTEGER REFERENCES organizations(id),
+  barcode VARCHAR(255) NOT NULL UNIQUE,
+  created_by INTEGER REFERENCES users(id),
+  updated_by INTEGER REFERENCES users(id),
+  created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
+);

web/backend/migrations/2024-02-08-101004_create_expirable_item_types_table/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+DROP TABLE expirable_item_types;

web/backend/migrations/2024-02-08-101004_create_expirable_item_types_table/up.sql

@@ -0,0 +1,13 @@
+-- SQL defining the expirable_item_types table.
+-- Item types appearing in this table have an expiration date, meaning that
+-- they have an interval of time associated to them after which they are no longer
+-- valid. This table is used to enforce the expiration date of items of a certain type.
+CREATE TABLE expirable_item_types (
+  id SERIAL PRIMARY KEY,
+  item_type_id INTEGER REFERENCES item_types(id),
+  expiration_interval INTERVAL NOT NULL,
+  created_by INTEGER REFERENCES users(id),
+  updated_by INTEGER REFERENCES users(id),
+  created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+  updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
+);