feat: Issue Analytics Script Report (#23604)

* feat: Issue Analytics Report

* feat: add more filters, code clean-up

* fix: add report link to desk page

* test: Issue Analytics Report

* fix: sider issues

* fix: test

* debug: travis

* debug: travis

* fix: travis

* fix: travis

Co-authored-by: Marica <maricadsouza221197@gmail.com>
Co-authored-by: Nabin Hait <nabinhait@gmail.com>
diff --git a/erpnext/support/desk_page/support/support.json b/erpnext/support/desk_page/support/support.json
index 18cf87a..dba2b14 100644
--- a/erpnext/support/desk_page/support/support.json
+++ b/erpnext/support/desk_page/support/support.json
@@ -28,7 +28,7 @@
   {
    "hidden": 0,
    "label": "Reports",
-   "links": "[\n    {\n        \"dependencies\": [\n            \"Issue\"\n        ],\n        \"doctype\": \"Issue\",\n        \"is_query_report\": true,\n        \"label\": \"First Response Time for Issues\",\n        \"name\": \"First Response Time for Issues\",\n        \"type\": \"report\"\n    },\n    {\n        \"dependencies\": [\n            \"Issue\"\n        ],\n        \"doctype\": \"Issue\",\n        \"is_query_report\": true,\n        \"label\": \"Issue Summary\",\n        \"name\": \"Issue Summary\",\n        \"type\": \"report\"\n    }\n]"
+   "links": "[\n    {\n        \"dependencies\": [\n            \"Issue\"\n        ],\n        \"doctype\": \"Issue\",\n        \"is_query_report\": true,\n        \"label\": \"First Response Time for Issues\",\n        \"name\": \"First Response Time for Issues\",\n        \"type\": \"report\"\n    },\n    {\n        \"dependencies\": [\n            \"Issue\"\n        ],\n        \"doctype\": \"Issue\",\n        \"is_query_report\": true,\n        \"label\": \"Issue Analytics\",\n        \"name\": \"Issue Analytics\",\n        \"type\": \"report\"\n    },\n    {\n        \"dependencies\": [\n            \"Issue\"\n        ],\n        \"doctype\": \"Issue\",\n        \"is_query_report\": true,\n        \"label\": \"Issue Summary\",\n        \"name\": \"Issue Summary\",\n        \"type\": \"report\"\n    }\n]"
   }
  ],
  "category": "Modules",
@@ -43,7 +43,7 @@
  "idx": 0,
  "is_standard": 1,
  "label": "Support",
- "modified": "2020-10-12 18:40:22.252915",
+ "modified": "2021-01-13 20:15:03.064256",
  "modified_by": "Administrator",
  "module": "Support",
  "name": "Support",
diff --git a/erpnext/support/doctype/issue/issue.py b/erpnext/support/doctype/issue/issue.py
index 62b39cc..02d10a4 100644
--- a/erpnext/support/doctype/issue/issue.py
+++ b/erpnext/support/doctype/issue/issue.py
@@ -214,7 +214,7 @@
 
 	def before_insert(self):
 		if frappe.db.get_single_value("Support Settings", "track_service_level_agreement"):
-			self.set_response_and_resolution_time()
+			self.set_response_and_resolution_time(priority=self.priority, service_level_agreement=self.service_level_agreement)
 
 	def set_response_and_resolution_time(self, priority=None, service_level_agreement=None):
 		service_level_agreement = get_active_service_level_agreement_for(priority=priority,
diff --git a/erpnext/support/doctype/issue/test_issue.py b/erpnext/support/doctype/issue/test_issue.py
index c962dc6..483bb15 100644
--- a/erpnext/support/doctype/issue/test_issue.py
+++ b/erpnext/support/doctype/issue/test_issue.py
@@ -135,15 +135,19 @@
 		self.assertEqual(flt(issue.total_hold_time, 2), 2700)
 
 
-def make_issue(creation=None, customer=None, index=0):
+def make_issue(creation=None, customer=None, index=0, priority=None, issue_type=None):
 	issue = frappe.get_doc({
 		"doctype": "Issue",
 		"subject": "Service Level Agreement Issue {0}".format(index),
 		"customer": customer,
 		"raised_by": "test@example.com",
 		"description": "Service Level Agreement Issue",
+		"issue_type": issue_type,
+		"priority": priority,
 		"creation": creation,
-		"service_level_agreement_creation": creation
+		"opening_date": creation,
+		"service_level_agreement_creation": creation,
+		"company": "_Test Company"
 	}).insert(ignore_permissions=True)
 
 	return issue
diff --git a/erpnext/support/report/issue_analytics/__init__.py b/erpnext/support/report/issue_analytics/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/support/report/issue_analytics/__init__.py
diff --git a/erpnext/support/report/issue_analytics/issue_analytics.js b/erpnext/support/report/issue_analytics/issue_analytics.js
new file mode 100644
index 0000000..f87b2c2
--- /dev/null
+++ b/erpnext/support/report/issue_analytics/issue_analytics.js
@@ -0,0 +1,141 @@
+// Copyright (c) 2016, Frappe Technologies Pvt. Ltd. and contributors
+// For license information, please see license.txt
+/* eslint-disable */
+
+frappe.query_reports["Issue Analytics"] = {
+	"filters": [
+		{
+			fieldname: "company",
+			label: __("Company"),
+			fieldtype: "Link",
+			options: "Company",
+			default: frappe.defaults.get_user_default("Company"),
+			reqd: 1
+		},
+		{
+			fieldname: "based_on",
+			label: __("Based On"),
+			fieldtype: "Select",
+			options: ["Customer", "Issue Type", "Issue Priority", "Assigned To"],
+			default: "Customer",
+			reqd: 1
+		},
+		{
+			fieldname: "from_date",
+			label: __("From Date"),
+			fieldtype: "Date",
+			default: frappe.defaults.get_global_default("year_start_date"),
+			reqd: 1
+		},
+		{
+			fieldname:"to_date",
+			label: __("To Date"),
+			fieldtype: "Date",
+			default: frappe.defaults.get_global_default("year_end_date"),
+			reqd: 1
+		},
+		{
+			fieldname: "range",
+			label: __("Range"),
+			fieldtype: "Select",
+			options: [
+				{ "value": "Weekly", "label": __("Weekly") },
+				{ "value": "Monthly", "label": __("Monthly") },
+				{ "value": "Quarterly", "label": __("Quarterly") },
+				{ "value": "Yearly", "label": __("Yearly") }
+			],
+			default: "Monthly",
+			reqd: 1
+		},
+		{
+			fieldname: "status",
+			label: __("Status"),
+			fieldtype: "Select",
+			options:[
+				{label: __('Open'), value: 'Open'},
+				{label: __('Replied'), value: 'Replied'},
+				{label: __('Resolved'), value: 'Resolved'},
+				{label: __('Closed'), value: 'Closed'}
+			]
+		},
+		{
+			fieldname: "priority",
+			label: __("Issue Priority"),
+			fieldtype: "Link",
+			options: "Issue Priority"
+		},
+		{
+			fieldname: "customer",
+			label: __("Customer"),
+			fieldtype: "Link",
+			options: "Customer"
+		},
+		{
+			fieldname: "project",
+			label: __("Project"),
+			fieldtype: "Link",
+			options: "Project"
+		},
+		{
+			fieldname: "assigned_to",
+			label: __("Assigned To"),
+			fieldtype: "Link",
+			options: "User"
+		}
+	],
+	after_datatable_render: function(datatable_obj) {
+		$(datatable_obj.wrapper).find(".dt-row-0").find('input[type=checkbox]').click();
+	},
+	get_datatable_options(options) {
+		return Object.assign(options, {
+			checkboxColumn: true,
+			events: {
+				onCheckRow: function(data) {
+					if (data && data.length) {
+						row_name = data[2].content;
+						row_values = data.slice(3).map(function(column) {
+							return column.content;
+						})
+						entry  = {
+							'name': row_name,
+							'values': row_values
+						}
+
+						let raw_data = frappe.query_report.chart.data;
+						let new_datasets = raw_data.datasets;
+
+						var found = false;
+
+						for(var i=0; i < new_datasets.length; i++){
+							if (new_datasets[i].name == row_name){
+								found = true;
+								new_datasets.splice(i,1);
+								break;
+							}
+						}
+
+						if (!found){
+							new_datasets.push(entry);
+						}
+
+						let new_data = {
+							labels: raw_data.labels,
+							datasets: new_datasets
+						}
+
+						setTimeout(() => {
+							frappe.query_report.chart.update(new_data)
+						},500)
+
+
+						setTimeout(() => {
+							frappe.query_report.chart.draw(true);
+						}, 1000)
+
+						frappe.query_report.raw_chart_data = new_data;
+					}
+				},
+			}
+		});
+	}
+};
\ No newline at end of file
diff --git a/erpnext/support/report/issue_analytics/issue_analytics.json b/erpnext/support/report/issue_analytics/issue_analytics.json
new file mode 100644
index 0000000..dd18498
--- /dev/null
+++ b/erpnext/support/report/issue_analytics/issue_analytics.json
@@ -0,0 +1,26 @@
+{
+ "add_total_row": 1,
+ "columns": [],
+ "creation": "2020-10-09 19:52:10.227317",
+ "disable_prepared_report": 0,
+ "disabled": 0,
+ "docstatus": 0,
+ "doctype": "Report",
+ "filters": [],
+ "idx": 0,
+ "is_standard": "Yes",
+ "modified": "2020-10-11 19:43:19.358625",
+ "modified_by": "Administrator",
+ "module": "Support",
+ "name": "Issue Analytics",
+ "owner": "Administrator",
+ "prepared_report": 0,
+ "ref_doctype": "Issue",
+ "report_name": "Issue Analytics",
+ "report_type": "Script Report",
+ "roles": [
+  {
+   "role": "Support Team"
+  }
+ ]
+}
\ No newline at end of file
diff --git a/erpnext/support/report/issue_analytics/issue_analytics.py b/erpnext/support/report/issue_analytics/issue_analytics.py
new file mode 100644
index 0000000..0b62915
--- /dev/null
+++ b/erpnext/support/report/issue_analytics/issue_analytics.py
@@ -0,0 +1,222 @@
+# Copyright (c) 2013, Frappe Technologies Pvt. Ltd. and contributors
+# For license information, please see license.txt
+
+from __future__ import unicode_literals
+import frappe
+import json
+from six import iteritems
+from frappe import _, scrub
+from frappe.utils import getdate, flt, add_to_date, add_days
+from erpnext.accounts.utils import get_fiscal_year
+
+def execute(filters=None):
+	return IssueAnalytics(filters).run()
+
+class IssueAnalytics(object):
+	def __init__(self, filters=None):
+		"""Issue Analytics Report"""
+		self.filters = frappe._dict(filters or {})
+		self.get_period_date_ranges()
+
+	def run(self):
+		self.get_columns()
+		self.get_data()
+		self.get_chart_data()
+
+		return self.columns, self.data, None, self.chart
+
+	def get_columns(self):
+		self.columns = []
+
+		if self.filters.based_on == 'Customer':
+			self.columns.append({
+				'label': _('Customer'),
+				'options': 'Customer',
+				'fieldname': 'customer',
+				'fieldtype': 'Link',
+				'width': 200
+			})
+
+		elif self.filters.based_on == 'Assigned To':
+			self.columns.append({
+				'label': _('User'),
+				'fieldname': 'user',
+				'fieldtype': 'Link',
+				'options': 'User',
+				'width': 200
+			})
+
+		elif self.filters.based_on == 'Issue Type':
+			self.columns.append({
+				'label': _('Issue Type'),
+				'fieldname': 'issue_type',
+				'fieldtype': 'Link',
+				'options': 'Issue Type',
+				'width': 200
+			})
+
+		elif self.filters.based_on == 'Issue Priority':
+			self.columns.append({
+				'label': _('Issue Priority'),
+				'fieldname': 'priority',
+				'fieldtype': 'Link',
+				'options': 'Issue Priority',
+				'width': 200
+			})
+
+		for end_date in self.periodic_daterange:
+			period = self.get_period(end_date)
+			self.columns.append({
+				'label': _(period),
+				'fieldname': scrub(period),
+				'fieldtype': 'Int',
+				'width': 120
+			})
+
+		self.columns.append({
+			'label': _('Total'),
+			'fieldname': 'total',
+			'fieldtype': 'Int',
+			'width': 120
+		})
+
+	def get_data(self):
+		self.get_issues()
+		self.get_rows()
+
+	def get_period(self, date):
+		months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
+
+		if self.filters.range == 'Weekly':
+			period = 'Week ' + str(date.isocalendar()[1])
+		elif self.filters.range == 'Monthly':
+			period = str(months[date.month - 1])
+		elif self.filters.range == 'Quarterly':
+			period = 'Quarter ' + str(((date.month - 1) // 3) + 1)
+		else:
+			year = get_fiscal_year(date, self.filters.company)
+			period = str(year[0])
+
+		if getdate(self.filters.from_date).year != getdate(self.filters.to_date).year and self.filters.range != 'Yearly':
+			period += ' ' + str(date.year)
+
+		return period
+
+	def get_period_date_ranges(self):
+		from dateutil.relativedelta import relativedelta, MO
+		from_date, to_date = getdate(self.filters.from_date), getdate(self.filters.to_date)
+
+		increment = {
+			'Monthly': 1,
+			'Quarterly': 3,
+			'Half-Yearly': 6,
+			'Yearly': 12
+		}.get(self.filters.range, 1)
+
+		if self.filters.range in ['Monthly', 'Quarterly']:
+			from_date = from_date.replace(day=1)
+		elif self.filters.range == 'Yearly':
+			from_date = get_fiscal_year(from_date)[1]
+		else:
+			from_date = from_date + relativedelta(from_date, weekday=MO(-1))
+
+		self.periodic_daterange = []
+		for dummy in range(1, 53):
+			if self.filters.range == 'Weekly':
+				period_end_date = add_days(from_date, 6)
+			else:
+				period_end_date = add_to_date(from_date, months=increment, days=-1)
+
+			if period_end_date > to_date:
+				period_end_date = to_date
+
+			self.periodic_daterange.append(period_end_date)
+
+			from_date = add_days(period_end_date, 1)
+			if period_end_date == to_date:
+				break
+
+	def get_issues(self):
+		filters = self.get_common_filters()
+		self.field_map = {
+			'Customer': 'customer',
+			'Issue Type': 'issue_type',
+			'Issue Priority': 'priority',
+			'Assigned To': '_assign'
+		}
+
+		self.entries = frappe.db.get_all('Issue',
+			fields=[self.field_map.get(self.filters.based_on), 'name', 'opening_date'],
+			filters=filters,
+			debug=1
+		)
+
+	def get_common_filters(self):
+		filters = {}
+		filters['opening_date'] = ('between', [self.filters.from_date, self.filters.to_date])
+
+		if self.filters.get('assigned_to'):
+			filters['_assign'] = ('like', '%' + self.filters.get('assigned_to') + '%')
+
+		for entry in ['company', 'status', 'priority', 'customer', 'project']:
+			if self.filters.get(entry):
+				filters[entry] = self.filters.get(entry)
+
+		return filters
+
+	def get_rows(self):
+		self.data = []
+		self.get_periodic_data()
+
+		for entity, period_data in iteritems(self.issue_periodic_data):
+			if self.filters.based_on == 'Customer':
+				row = {'customer': entity}
+			elif self.filters.based_on == 'Assigned To':
+				row = {'user': entity}
+			elif self.filters.based_on == 'Issue Type':
+				row = {'issue_type': entity}
+			elif self.filters.based_on == 'Issue Priority':
+				row = {'priority': entity}
+
+			total = 0
+			for end_date in self.periodic_daterange:
+				period = self.get_period(end_date)
+				amount = flt(period_data.get(period, 0.0))
+				row[scrub(period)] = amount
+				total += amount
+
+			row['total'] = total
+
+			self.data.append(row)
+
+	def get_periodic_data(self):
+		self.issue_periodic_data = frappe._dict()
+
+		for d in self.entries:
+			period = self.get_period(d.get('opening_date'))
+
+			if self.filters.based_on == 'Assigned To':
+				if d._assign:
+					for entry in json.loads(d._assign):
+						self.issue_periodic_data.setdefault(entry, frappe._dict()).setdefault(period, 0.0)
+						self.issue_periodic_data[entry][period] += 1
+
+			else:
+				field = self.field_map.get(self.filters.based_on)
+				value = d.get(field)
+				if not value:
+					value = _('Not Specified')
+
+				self.issue_periodic_data.setdefault(value, frappe._dict()).setdefault(period, 0.0)
+				self.issue_periodic_data[value][period] += 1
+
+	def get_chart_data(self):
+		length = len(self.columns)
+		labels = [d.get('label') for d in self.columns[1:length-1]]
+		self.chart = {
+			'data': {
+				'labels': labels,
+				'datasets': []
+			},
+			'type': 'line'
+		}
\ No newline at end of file
diff --git a/erpnext/support/report/issue_analytics/test_issue_analytics.py b/erpnext/support/report/issue_analytics/test_issue_analytics.py
new file mode 100644
index 0000000..432906d
--- /dev/null
+++ b/erpnext/support/report/issue_analytics/test_issue_analytics.py
@@ -0,0 +1,211 @@
+from __future__ import unicode_literals
+import unittest
+import frappe
+from frappe.utils import getdate, add_months
+from erpnext.support.report.issue_analytics.issue_analytics import execute
+from erpnext.support.doctype.issue.test_issue import make_issue, create_customer
+from erpnext.support.doctype.service_level_agreement.test_service_level_agreement import create_service_level_agreements_for_issues
+from frappe.desk.form.assign_to import add as add_assignment
+
+months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
+
+class TestIssueAnalytics(unittest.TestCase):
+	@classmethod
+	def setUpClass(self):
+		frappe.db.sql("delete from `tabIssue` where company='_Test Company'")
+		frappe.db.set_value("Support Settings", None, "track_service_level_agreement", 1)
+
+		current_month_date = getdate()
+		last_month_date = add_months(current_month_date, -1)
+		self.current_month = str(months[current_month_date.month - 1]).lower() + '_' + str(current_month_date.year)
+		self.last_month = str(months[last_month_date.month - 1]).lower() + '_' + str(last_month_date.year)
+
+	def test_issue_analytics(self):
+		create_service_level_agreements_for_issues()
+		create_issue_types()
+		create_records()
+
+		self.compare_result_for_customer()
+		self.compare_result_for_issue_type()
+		self.compare_result_for_issue_priority()
+		self.compare_result_for_assignment()
+
+	def compare_result_for_customer(self):
+		filters = {
+			'company': '_Test Company',
+			'based_on': 'Customer',
+			'from_date': add_months(getdate(), -1),
+			'to_date': getdate(),
+			'range': 'Monthly'
+		}
+
+		report = execute(filters)
+
+		expected_data = [
+			{
+				'customer': '__Test Customer 2',
+				self.last_month: 1.0,
+				self.current_month: 0.0,
+				'total': 1.0
+			},
+			{
+				'customer': '__Test Customer 1',
+				self.last_month: 0.0,
+				self.current_month: 1.0,
+				'total': 1.0
+			},
+			{
+				'customer': '__Test Customer',
+				self.last_month: 1.0,
+				self.current_month: 1.0,
+				'total': 2.0
+			}
+		]
+
+		self.assertEqual(expected_data, report[1]) # rows
+		self.assertEqual(len(report[0]), 4) # cols
+
+	def compare_result_for_issue_type(self):
+		filters = {
+			'company': '_Test Company',
+			'based_on': 'Issue Type',
+			'from_date': add_months(getdate(), -1),
+			'to_date': getdate(),
+			'range': 'Monthly'
+		}
+
+		report = execute(filters)
+
+		expected_data = [
+			{
+				'issue_type': 'Discomfort',
+				self.last_month: 1.0,
+				self.current_month: 0.0,
+				'total': 1.0
+			},
+			{
+				'issue_type': 'Service Request',
+				self.last_month: 0.0,
+				self.current_month: 1.0,
+				'total': 1.0
+			},
+			{
+				'issue_type': 'Bug',
+				self.last_month: 1.0,
+				self.current_month: 1.0,
+				'total': 2.0
+			}
+		]
+
+		self.assertEqual(expected_data, report[1]) # rows
+		self.assertEqual(len(report[0]), 4) # cols
+
+	def compare_result_for_issue_priority(self):
+		filters = {
+			'company': '_Test Company',
+			'based_on': 'Issue Priority',
+			'from_date': add_months(getdate(), -1),
+			'to_date': getdate(),
+			'range': 'Monthly'
+		}
+
+		report = execute(filters)
+
+		expected_data = [
+			{
+				'priority': 'Medium',
+				self.last_month: 1.0,
+				self.current_month: 1.0,
+				'total': 2.0
+			},
+			{
+				'priority': 'Low',
+				self.last_month: 1.0,
+				self.current_month: 0.0,
+				'total': 1.0
+			},
+			{
+				'priority': 'High',
+				self.last_month: 0.0,
+				self.current_month: 1.0,
+				'total': 1.0
+			}
+		]
+
+		self.assertEqual(expected_data, report[1]) # rows
+		self.assertEqual(len(report[0]), 4) # cols
+
+	def compare_result_for_assignment(self):
+		filters = {
+			'company': '_Test Company',
+			'based_on': 'Assigned To',
+			'from_date': add_months(getdate(), -1),
+			'to_date': getdate(),
+			'range': 'Monthly'
+		}
+
+		report = execute(filters)
+
+		expected_data = [
+			{
+				'user': 'test@example.com',
+				self.last_month: 1.0,
+				self.current_month: 1.0,
+				'total': 2.0
+			},
+			{
+				'user': 'test1@example.com',
+				self.last_month: 2.0,
+				self.current_month: 1.0,
+				'total': 3.0
+			}
+		]
+
+		self.assertEqual(expected_data, report[1]) # rows
+		self.assertEqual(len(report[0]), 4) # cols
+
+
+def create_issue_types():
+	for entry in ['Bug', 'Service Request', 'Discomfort']:
+		if not frappe.db.exists('Issue Type', entry):
+			frappe.get_doc({
+				'doctype': 'Issue Type',
+				'__newname': entry
+			}).insert()
+
+
+def create_records():
+	create_customer("__Test Customer", "_Test SLA Customer Group", "__Test SLA Territory")
+	create_customer("__Test Customer 1", "_Test SLA Customer Group", "__Test SLA Territory")
+	create_customer("__Test Customer 2", "_Test SLA Customer Group", "__Test SLA Territory")
+
+	current_month_date = getdate()
+	last_month_date = add_months(current_month_date, -1)
+
+	issue = make_issue(current_month_date, "__Test Customer", 2, "High", "Bug")
+	add_assignment({
+		"assign_to": ["test@example.com"],
+		"doctype": "Issue",
+		"name": issue.name
+	})
+
+	issue = make_issue(last_month_date, "__Test Customer", 2, "Low", "Bug")
+	add_assignment({
+		"assign_to": ["test1@example.com"],
+		"doctype": "Issue",
+		"name": issue.name
+	})
+
+	issue = make_issue(current_month_date, "__Test Customer 1", 2, "Medium", "Service Request")
+	add_assignment({
+		"assign_to": ["test1@example.com"],
+		"doctype": "Issue",
+		"name": issue.name
+	})
+
+	issue = make_issue(last_month_date, "__Test Customer 2", 2, "Medium", "Discomfort")
+	add_assignment({
+		"assign_to": ["test@example.com", "test1@example.com"],
+		"doctype": "Issue",
+		"name": issue.name
+	})
\ No newline at end of file