Finansia Portal

# Marketplace

There are the following API:

- Get

- Sell

- Reserve

- Update

  - Confirm

  - Cancel

  - Remove

## Diagram

<img src="market_place.png"><br>

```

title Market Place

actor "customer" as c

actor "owner" as o

actor "admin" as a

participant "frontend" as fe

participant "admin" as adm

participant "backend" as be

database "database" as db

participant "notification" as n

o->fe: post sell asset

fe->be: verify asset and quantities

be<->db: query database

be->fe: true/false

fe->c: true: dispaly new post

c->fe: click "interest" button

fe->be: update status and count down 15 minutes

be<->db: update database

be->fe: true/false

fe->c: show status "locked"

be->n: update payment notification

n->c: email bank account info and payment noti within 15 minutes

c->n: click confirm payment

c->fe: totp to confirm payment

fe->be: update payment

fe->fe: update status to "pending payment confirm"

be<->db: update database

be->n: update payment confirmation

n->o: email payment acknowledge confirmation and pay service fees

o->n: click confirm service fees

o->fe: totp to confirm service fees

fe->be: update service fees transaction

fe->fe: update status to "pending service fees confirm"

be<->db: update database

be->n: send service fees notification

n->a: get noti for new service fees

adm<->be: get new service fees

a->adm: verify service fees

adm<->be: show service fees

a->adm: approved service fees

adm->be: update service fees status

be<->db: update database

be->n: send notification

n->o: get noti service fees approved

fe->fe: update status to "complete"

```

## API route

## 1) Lists

| Type | Value |

|---|---|

| API Path | `/api/v1/customer/marketplace/lists` |

| Request Type | `GET` |

| Content-Type | `application/json` |

### Request Body

| Key | Type | Example | Required |

|---|---|---|---|

| - | - | - | no body |

### Success Response (200)

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"success"` | yes |

| data | object | `{"transactions":[...]}` | yes |

| data.transactions | array<object> | `[{"id":1,"transactionId":"TXN_123",...}]` | yes |

| data.transactions[].id | number | `1` | no (`omitempty`) |

| data.transactions[].buyerCode | string | `"90000004"` | no |

| data.transactions[].buyerName | string | `"First Last"` | no |

| data.transactions[].sellerCode | string | `"90000005"` | no |

| data.transactions[].sellerName | string | `"First Last"` | no |

| data.transactions[].assetCode | string | `"ASSET001"` | no |

| data.transactions[].assetName | string | `"Asset 001"` | no |

| data.transactions[].assetShortName | string | `"A001"` | no |

| data.transactions[].quantity | number | `10` | no |

| data.transactions[].price | number | `10.01` | no |

| data.transactions[].totalAmount | number | `100.10` | no |

| data.transactions[].transactionId | string | `"TXN_123"` | no |

| data.transactions[].currency | string | `"THB"` | no |

| data.transactions[].status | number | `1` | no |

| data.transactions[].paymentId | string | `"PMT_123"` | no |

| data.transactions[].createdAt | string(datetime) | `"2026-02-20T10:00:00Z"` | no |

| data.transactions[].deletedAt | object/null | `null` | no |

### Error Response

#### Internal Server Error (500)

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"error"` | yes |

| message | string | `"database error"` | yes |

---

## 2) Posted

| Type | Value |

|---|---|

| API Path | `/api/v1/customer/marketplace/posted` |

| Request Type | `POST` |

| Content-Type | `application/json` |

### Request Body

> `customerCode` and `customerName` are injected from auth token by handler, not required from client body.

| Key | Type | Example | Required |

|---|---|---|---|

| assetCode | string | `"ASSET001"` | yes |

| assetName | string | `"Asset 001"` | yes |

| assetShortName | string | `"A001"` | yes |

| quantity | number | `5` | yes (`> 0`) |

| price | number | `10` | yes (`> 0`) |

| totalAmount | number | `50` | yes (`> 0`) |

### Success Response (200)

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"success"` | yes |

### Error Response

#### Bad Request (400) - bind error

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"failed"` | yes |

| data | object | `{"error":"...bind error..."}` | yes |

| data.error | string | `"code=400, message=..."` | yes |

#### Unauthorized (401) - token missing/invalid

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"failed"` | yes |

| data | object | `{"error":"invalid token claims"}` | yes |

| data.error | string | `"invalid token claims"` | yes |

#### Bad Request (400) - validation error

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"failed"` | yes |

| data | object | `{"errors":{"assetCode":"required"}}` | yes |

| data.errors | object | `{"field":"message"}` | yes |

#### Internal Server Error (500)

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"error"` | yes |

| message | string | `"internal error"` | yes |

---

## 3) Interested

| Type | Value |

|---|---|

| API Path | `/api/v1/customer/marketplace/interested` |

| Request Type | `POST` |

| Content-Type | `application/json` |

### Request Body

| Key | Type | Example | Required |

|---|---|---|---|

| assetCode | string | `"ASSET001"` | yes |

| assetName | string | `"Asset 001"` | yes |

| assetShortName | string | `"A001"` | yes |

| quantity | number | `5` | yes (`> 0`) |

| price | number | `10` | yes (`> 0`) |

| totalAmount | number | `50` | yes (`> 0`) |

| transactionId | string | `"TXN_123"` | yes |

### Success Response (200)

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"success"` | yes |

| data | object | `{"emailID":"emailID"}` | yes |

| data.emailID | string | `"emailID"` | yes |

### Error Response

#### Bad Request (400) - bind error

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"failed"` | yes |

| data | object | `{"error":"...bind error..."}` | yes |

| data.error | string | `"code=400, message=..."` | yes |

#### Unauthorized (401) - token missing/invalid

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"failed"` | yes |

| data | object | `{"error":"invalid token claims"}` | yes |

| data.error | string | `"invalid token claims"` | yes |

#### Bad Request (400) - validation error

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"failed"` | yes |

| data | object | `{"errors":{"transactionId":"required"}}` | yes |

| data.errors | object | `{"field":"message"}` | yes |

#### Internal Server Error (500)

| JSON Path | Type | Example | Required |

|---|---|---|---|

| status | string | `"error"` | yes |

| message | string | `"internal error"` | yes |