From a22b2adc5cc56adbb6a4049bfdac99b7e1fc5953 Mon Sep 17 00:00:00 2001
From: Sathishkumar Krishnan <satizkris@gmail.com>
Date: Fri, 7 Jan 2022 07:17:35 +0530
Subject: [PATCH] feat: added item transaction models

---
 src/config/constants.js       |  10 +++
 src/models/ItemTransaction.js | 157 ++++++++++++++++++++++++++++++++++
 2 files changed, 167 insertions(+)
 create mode 100644 src/models/ItemTransaction.js

diff --git a/src/config/constants.js b/src/config/constants.js
index 68c3d9b..caa21b1 100644
--- a/src/config/constants.js
+++ b/src/config/constants.js
@@ -59,6 +59,15 @@ const AUTHORIZATION_FAILURE_ERROR_MESSAGE =
 
 const SubLevelTypes = ["POSITION", "BIN", "PALLET"];
 
+const ItemTransactionTypes = [
+  "PUT",
+  "PICK",
+  "RESERVE",
+  "CHECK-IN",
+  "CHECK-OUT",
+  "RESERVE"
+];
+
 module.exports = {
   UserActions,
   InventoryScopes,
@@ -75,4 +84,5 @@ module.exports = {
   AREA_ADMIN_ROLE: "area-admin",
   AUTHENTICATION_FAILURE_ERROR_MESSAGE,
   AUTHORIZATION_FAILURE_ERROR_MESSAGE,
+  ItemTransactionTypes,
 };
diff --git a/src/models/ItemTransaction.js b/src/models/ItemTransaction.js
new file mode 100644
index 0000000..e955756
--- /dev/null
+++ b/src/models/ItemTransaction.js
@@ -0,0 +1,157 @@
+const mongoose = require("mongoose");
+const { ItemTransactionTypes } = require("../config/constants");
+
+const schema = new mongoose.Schema(
+  {
+    type: {
+      type: String,
+      required: true,
+      trim: true,
+      enum: ItemTransactionTypes,
+    },
+    performedOn: {
+      type: mongoose.Schema.Types.ObjectId,
+      ref: "Item",
+    },
+    performedBy: {
+      type: mongoose.Schema.Types.ObjectId,
+      ref: "User",
+    },
+  },
+  {
+    timestamps: true,
+    discriminatorKey: "kind",
+  }
+);
+
+const ItemTransaction = mongoose.model("ItemTransaction", schema);
+
+const PutItemTransaction = ItemTransaction.discriminator(
+  "Put",
+  new mongoose.Schema({
+    putQuantity: {
+      type: Number,
+      required: true,
+    },
+  })
+);
+
+const PickItemTransaction = ItemTransaction.discriminator(
+  "Pick",
+  new mongoose.Schema({
+    pickupQuantity: {
+      type: Number,
+      required: true,
+    },
+  })
+);
+
+const ReserveItemTransaction = ItemTransaction.discriminator(
+  "Reserve",
+  new mongoose.Schema({
+    reserveQuantity: {
+      type: Number,
+      required: true,
+    },
+    job: {
+      type: mongoose.Schema.Types.ObjectId,
+      required: true,
+    },
+    pickupDate: {
+      type: Date,
+      required: true,
+    },
+  })
+);
+
+const CheckInItemTransaction = ItemTransaction.discriminator(
+  "CheckIn",
+  new mongoose.Schema({
+    checkInMeterReading: {
+      type: Number,
+      required: true,
+    },
+    hasIssue: {
+      type: Boolean,
+      required: true,
+    },
+    issueDescription: {
+      type: String,
+      trim: true,
+    },
+  })
+);
+
+const CheckOutItemTransaction = ItemTransaction.discriminator(
+  "CheckOut",
+  new mongoose.Schema({
+    checkOutMeterReading: {
+      type: Number,
+      required: true,
+    },
+    job: {
+      type: mongoose.Schema.Types.ObjectId,
+      required: true,
+    },
+    usageReason: {
+      type: String,
+      trim: true,
+    },
+  })
+);
+
+const ReportItemTransaction = ItemTransaction.discriminator(
+  "Report",
+  new mongoose.Schema({
+    for: {
+      type: String,
+      required: true,
+      enum: ["LOCATION", "ISSUE", "INCIDENT"]
+    },
+    details: {
+      type: String,
+      trim: true,
+    },
+  })
+);
+
+const AdjustItemTransaction = ItemTransaction.discriminator(
+  "Adjust",
+  new mongoose.Schema({
+    lastRecordedQuantity: {
+      type: Number,
+      required: true,
+    },
+    recountedQuantity: {
+      type: Number,
+      required: true,
+    },
+    varianceRecordedInQuantity: {
+      type: Number,
+      required: true,
+    },
+    damagedQuantity: {
+      type: Number,
+      required: true,
+    },
+    totalAdjustment: {
+      type: Number,
+      required: true,
+    },
+    newAdjustedQuantity: {
+      type: Number,
+      required: true,
+    },
+  })
+);
+
+module.exports = {
+  ItemTransaction,
+  PutItemTransaction,
+  PickItemTransaction,
+  ReserveItemTransaction,
+  CheckInItemTransaction,
+  CheckOutItemTransaction,
+  ReportItemTransaction,
+  AdjustItemTransaction,
+};