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 # Regions Module
+Module | HTTP Method | URL | Description 
+--- | --- | --- | ---
+[Add](#add) | POST | /regions | Add Data Region
+[View](#view) | GET | /regions/:id | View Data Region
+[Edit](#edit) | PUT | /regions/:id | Edit Data Region
+[Delete](#delete) | DELETE | /regions/:id | Delete Data Region
+
+## <a name="add"></a>Add Data Region
+
+### Endpoint 
+POST /regions
+
+### Database
+![](./region-layer.png)
+
+### Headers
+Key | Value 
+--- | ---
+Content-Type | application/json
+Accept | application/json
+Email | alamat.emailku@email.com
+
+### Request Payloads
+Name | Type | Example Value
+--- | --- | ---
+region_code | string | AMD  
+name | string | Auto Moro Dewe
+```
+{
+    "region_code": "AMD",
+    "name": "Auto Moro Dewe"
+}
+```
+
+### Response Payloads
+HTTP Code | Status | Description
+--- | --- | ---
+400 | Bad Request | Bad request payload
+500 | Internal Server Error | some un-handle error in server 
+201 | Created | Created
+```
+{
+    "status_code": "CDC-400",
+    "status_message": "Bad Request",
+    "data": null
+}
+```
+
+```
+{
+    "status_code": "CDC-201",
+    "status_message": "Created",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "AMD",
+        "name" : "Auto Moro Dewe",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 09:03:44"
+    }
+}
+```
+
+### Logic
+
+#### Validation
+- region_code : required, not empty, and must be unique
+- name: required and not empty
+
+### Scenario Test
+
+#### Case : Negative Case 1
+
+Request Payload : empty
+
+Response HTTP Status Code : 400
+
+Response Payload :
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code is required",
+    "data": null
+}
+```
+
+#### Case : Negative Case 2
+
+Request Payload :
+```
+{}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload :
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code is required",
+    "data": null
+}
+```
+
+#### Case : Negative Case 3
+
+Request payload :
+```
+{
+    "region_code": ""
+}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload :
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code is empty",
+    "data": null
+}
+```
+
+#### Case : Negative Case 4
+
+Request Payload :
+```
+{
+    "region_code": "AMD"
+}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload :
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "name is required",
+    "data": null
+}
+```
+
+#### Case : Negative Case 5
+
+Request Payload :
+```
+{
+    "region_code": "AMD",
+    "name": ""
+}
+```
+ 
+Response HTTP Status Code : 400
+
+Response Payload:
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "name is empty",
+    "data": null
+}
+```
+
+#### Case : Negative Case 6
+
+Request Payload
+```
+{
+    "region_code": "INTL"
+}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code already in use",
+    "data": null
+}
+```
+
+#### Case : Positive Case
+
+Request Payload :
+```
+{
+    "region_code": "AMD",
+    "name": "Auto Moro Dewe"
+}
+```
+
+Response HTTP Status Code : 201
+
+Response Payload :
+```
+{
+    "status_code": "CDC-201",
+    "status_message": "Created",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "AMD",
+        "name" : "Auto Moro Dewe",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 09:03:44"
+    }
+}
+```
+
+## <a name="view"></a>View Data Region
+
+### Endpoint
+GET /regions/:id
+
+### Headers
+Key | Value 
+--- | ---
+Content-Type | application/json
+Accept | application/json
+Email | alamat.emailku@email.com
+
+### Response Payloads
+HTTP Code | Status | Description
+--- | --- | ---
+404 | Not Found | Region not found in database  
+500 | Internal Server Error | some un-handle error in server 
+200 | OK | OK
+
+```
+{
+    "status_code": "CDC-200",
+    "status_message": "OK",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "AMD",
+        "name" : "Auto Moro Dewe",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 09:03:44"
+    }
+}
+```
+
+### Scenario Test
+
+#### Case : Positive Case
+
+Response HTTP Status Code : 200
+
+Response Payload :
+```
+{
+    "status_code": "CDC-200",
+    "status_message": "OK",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "AMD",
+        "name" : "Auto Moro Dewe",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 09:03:44"
+    }
+}
+```
+
+## <a name="edit"></a>Edit Data Region
+
+### Endpoint
+PUT /regions/:id
+
+### Headers
+Key | Value 
+--- | ---
+Content-Type | application/json
+Accept | application/json
+Email | alamat.emailku@email.com
+
+### Request Payloads
+Name | Type | Example Value
+--- | --- | ---
+region_code | string | MMT  
+name | string | Monggo Moro Tumbas
+```
+{
+    "region_code": "MMT",
+    "name": "Monggo Moro Tumbas"
+}
+```
+
+### Response Payloads
+HTTP Code | Status | Description
+--- | --- | ---
+400 | Bad Request | Bad request payload  
+404 | Not Found | Region not found in database  
+500 | Internal Server Error | some un-handle error in server 
+200 | OK | OK
+```
+{
+    "status_code": "CDC-400",
+    "status_message": "Bad Request",
+    "data": null
+}
+```
+
+```
+{
+    "status_code": "CDC-200",
+    "status_message": "OK",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "MMT",
+        "name" : "Monggo Moro Tumbas",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 09:03:44"
+    }
+}
+```
+
+### Logic
+
+#### Validation
+- region_code : not empty and must be unique
+- name : not empty
+
+### Scenario Test
+
+#### Case : Negative Case 1
+
+Request Payload : empty
+
+Response HTTP Status Code : 400
+
+Response Payload :
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code is required",
+    "data": null
+}
+```
+
+#### Case : Negative Case 2
+
+Request Payload :
+```
+{}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload :
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code is required",
+    "data": null
+}
+```
+
+#### Case : Negative Case 3
+
+Request Payload
+```
+{
+    "region_code": ""
+}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code is empty",
+    "data": null
+}
+```
+
+#### Case : Negative Case 4
+
+Request Payload
+```
+{
+    "name": ""
+}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "name is empty",
+    "data": null
+}
+```
+
+#### Case : Negative Case 5
+
+Request Payload
+```
+{
+    "region_code": "INTL"
+}
+```
+
+Response HTTP Status Code : 400
+
+Response Payload
+```
+{
+    "status_code": "cdc-400",
+    "status_message": "region_code already in use",
+    "data": null
+}
+```
+
+#### Case : Positive Case 1
+
+Request Payload :
+```
+{
+    "region_code": "MMT",
+}
+```
+
+Response HTTP Status Code : 200
+
+Response Payload :
+```
+{
+    "status_code": "CDC-200",
+    "status_message": "OK",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "MMT",
+        "name" : "Auto Moro Dewe",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 10:03:44"
+    }
+}
+```
+
+#### Case : Positive Case 2
+
+Request Payload :
+```
+{
+    "name": "Monggo Moro Tumbas"
+}
+```
+
+Response HTTP Status Code : 200
+
+Response Payload :
+```
+{
+    "status_code": "CDC-200",
+    "status_message": "OK",
+    "data": {
+        "id":"5e6c4216-360c-11eb-8f39-5600024efe02",
+        "region_code" : "AMD",
+        "name" : "Monggo Moro Tumbas",
+        "company_code" : "BKNINTEL",
+        "company_id" : "d58edc03-360c-11eb-8f39-5600024efe02",
+        "created" : "2020-12-02 09:03:44",
+        "modified" : "2020-12-02 10:03:44"
+    }
+}
+```
+
+## <a name="delete"></a>Delete Data Region
+
+### Endpoint
+DELETE /regions/:id
+
+### Headers
+Key | Value 
+--- | ---
+Content-Type | *
+Accept | application/json
+Email | alamat.emailku@email.com
+
+### Response Payloads
+HTTP Code | Status | Description
+--- | --- | ---
+404 | Not Found | Region not found in database  
+500 | Internal Server Error | some un-handle error in server 
+204 | No content | No content
+
+### Scenario Test
+
+#### Case : Positive Case
+
+Response HTTP Status Code : 204
\ No newline at end of file