# Verification

## Verification model fields

Verification model in database contains next fields:

* Required:
  * `id` (uuid)
  * `state` (FSMField with chooses: `requested`, `open`, `pending`, `verified`, `revoked` and `rejected`)
  * `block_number` (IntegerField)
  * `granted_to_type` (PositiveSmallIntegerField from 1 to 3)
  * `verifier_type` (PositiveSmallIntegerField from 1 to 3)
  * `date_created` (DateTimeField with auto add)
  * `date_last_modified` (DateTimeField with auto add now)
* Optional:
  * `tx_hash` (CharField)
  * `block_hash` (CharField)
  * `certificate` (ForeignKey to certificate, setting to Null, if certificate was deleted)
  * `granted_to` (ForeignKey to user, setting to Null, if user was deleted)
  * `verifier` (ForeignKey to user, setting to Null, if user was deleted)
  * `meta_ipfs_hash` (CharField)

## Verification View Set

### Create new verification

Method `create(self, request)` acccepting POST requests with JSON information about new verification.

**Returns**

* If ok:
  * Code status 200
  * JSON with Verification data on bdn
* Else:
  * Code status 400
  * `error` JSON with errors

**Example**:

```
// POST Request to *your_bdn_host*/api/v1/verifications/

'/api/v1/verifications/',
data={
    'verifier': '0x05',
    'granted_to_type': 1,
    'verifier_type': 2,
    'certificate': '0cb19a83-d3c9-491b-99a3-374ebb01c43f',
},
HTTP_AUTH_SIGNATURE='0xe646de646dde9cee6875e3845428ce6fc13d41086e8a7f6531d1d526598cc4104122e01c38255d1e1d595710986d193f52e3dbc47cb01cb554d8e4572d6920361c',
HTTP_AUTH_ETH_ADDRESS='D2BE64317Eb1832309DF8c8C18B09871809f3735'
```

### Get verification info

Method `retrieve(self, request, pk=None)` acccepting GET requests with verification id and reply with JSON information about verification.

**Returns**

* If ok:
  * Code status 200
  * JSON with Certificate data
* Else:
  * Code status 400

**Example**

```
// GET Request to *your_bdn_host*/api/v1/verifications/(?P<pk>[^/.]+)/

'/api/v1/verifications/e0e433e9-477e-43a3-8e23-dfe2686202be/',
HTTP_AUTH_SIGNATURE='0xe646de646dde9cee6875e3845428ce6fc13d41086e8a7f6531d1d526598cc4104122e01c38255d1e1d595710986d193f52e3dbc47cb01cb554d8e4572d6920361c',
HTTP_AUTH_ETH_ADDRESS='D2BE64317Eb1832309DF8c8C18B09871809f3735')
```

### Get verifications list

Method `list(self, request)` acccepting GET requests with inline get parameter `active_profile`: (`'Academy'`, `'Business'`, `'Learner'`) and reply with JSON information about verification by verifier user.

**Returns**

* If ok:
  * Code status 200
  * JSON with Verifications list data by verifier user

**Example**:

```
// GET Request to *your_bdn_host*/api/v1/verifications/?active_profile=*String*

'/api/v1/verifications/?active_profile=Academy',
HTTP_AUTH_SIGNATURE='0xe646de646dde9cee6875e3845428ce6fc13d41086e8a7f6531d1d526598cc4104122e01c38255d1e1d595710986d193f52e3dbc47cb01cb554d8e4572d6920361c',
HTTP_AUTH_ETH_ADDRESS='D2BE64317Eb1832309DF8c8C18B09871809f3735'
```

### Set state to open

Method `set_open_by_id(self, request, pk=None)` acccepting POST requests with verification id in line. Isuuer should be verifier of this verification.

**Returns**

* If ok:
  * Code status 200
* Else:
  * Code status 404

**Example**:

```
// POST Request to *your_bdn_host*/api/v1/verifications/(?P<pk>[^/.]+)/set_open_by_id/

'/api/v1/verifications/e0e433e9-477e-43a3-8e23-dfe2686202be/set_open_by_id/',
data={
},
HTTP_AUTH_SIGNATURE='0xe646de646dde9cee6875e3845428ce6fc13d41086e8a7f6531d1d526598cc4104122e01c38255d1e1d595710986d193f52e3dbc47cb01cb554d8e4572d6920361c',
HTTP_AUTH_ETH_ADDRESS='D2BE64317Eb1832309DF8c8C18B09871809f3735'
```

### Set state to pending

Method `set_pending_by_id(self, request, pk=None)` acccepting POST requests with verification id in line. Isuuer should be verifier of this verification.

**Returns**

* If ok:
  * Code status 200
* Else:
  * Code status 404

**Example**

```
// POST Request to *your_bdn_host*/api/v1/verifications/(?P<pk>[^/.]+)/set_pending_by_id/

'/api/v1/verifications/e0e433e9-477e-43a3-8e23-dfe2686202be/set_pending_by_id/',
data={
},
HTTP_AUTH_SIGNATURE='0xe646de646dde9cee6875e3845428ce6fc13d41086e8a7f6531d1d526598cc4104122e01c38255d1e1d595710986d193f52e3dbc47cb01cb554d8e4572d6920361c',
HTTP_AUTH_ETH_ADDRESS='D2BE64317Eb1832309DF8c8C18B09871809f3735'
```

### Set state to rejected

Method `reject_by_id(self, request, pk=None)` acccepting POST requests with verification id in line. Isuuer should be verifier of this verification.

**Returns**

* If ok:
  * Code status 200
* Else:
  * Code status 404

**Example**

```
// POST Request to *your_bdn_host*/api/v1/verifications/(?P<pk>[^/.]+)/reject_by_id/

'/api/v1/verifications/e0e433e9-477e-43a3-8e23-dfe2686202be/reject_by_id/',
data={
},
HTTP_AUTH_SIGNATURE='0xe646de646dde9cee6875e3845428ce6fc13d41086e8a7f6531d1d526598cc4104122e01c38255d1e1d595710986d193f52e3dbc47cb01cb554d8e4572d6920361c',
HTTP_AUTH_ETH_ADDRESS='D2BE64317Eb1832309DF8c8C18B09871809f3735'
```


---

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