| openapi: 3.0.0
info:
  title: 'Bank api'
  version: '0.1'
paths:
  '/api/transactions/{id}':
    get:
      tags:
        - Transactions
      description: 'Get transaction by id'
      operationId: c10e046e1546d9a65b3c5cb9f4d711f3
      parameters:
        -
          name: id
          in: path
          description: 'Transaction id'
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Transaction
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/Transaction' }
                type: object
        '404':
          description: 'Transaction not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /api/transactions/:
    post:
      tags:
        - Transactions
      description: 'Create new transaction'
      operationId: bc1671024b0e5badf721efe367c86c1f
      requestBody:
        content:
          application/json:
            schema:
              properties:
                mount:
                  description: 'Transaction mount'
                  type: number
                  format: float
                user_id:
                  description: 'User id'
                  type: string
                user_pin:
                  description: 'Secret user pin'
                  type: integer
                target_id:
                  description: 'User id target'
                  type: string
              type: object
      responses:
        '200':
          description: 'Transaction created'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/Transaction' }
                type: object
        '400':
          description: 'Insufficient user funds'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '401':
          description: 'Invalid user pin'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: 'User not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '409':
          description: 'Duplicated transaction'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '500':
          description: 'Fail to update user info / Transaction not created'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /api/users/:
    get:
      tags:
        - Users
      description: 'Get all users'
      operationId: 85a0926c2137b7e26bbfa647ad90ef0a
      parameters:
        -
          name: limit
          in: query
          required: false
          schema:
            type: integer
        -
          name: offset
          in: query
          required: false
          schema:
            type: integer
      responses:
        '200':
          description: 'Users list'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
    post:
      tags:
        - Users
      description: 'Create new user'
      operationId: 973ae153132a70362405b06dc2850a23
      requestBody:
        content:
          application/json:
            schema:
              properties:
                name:
                  description: 'New user name'
                  type: string
                balance:
                  description: 'User balance'
                  type: number
                  format: float
                pin:
                  description: 'Secret user pin'
                  type: integer
              type: object
      responses:
        '200':
          description: 'User create'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
        '409':
          description: 'Duplicated user'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '500':
          description: 'Invalid payload / Fail to save user'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  '/api/users/{id}':
    get:
      tags:
        - Users
      description: 'Find user by id'
      operationId: 71d110b10b1ac4766abfa25e4fb35916
      parameters:
        -
          name: id
          in: path
          description: 'User id'
          required: true
          schema:
            type: string
      responses:
        '200':
          description: User
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
        '404':
          description: 'User not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
    put:
      tags:
        - Users
      description: 'Update existing user'
      operationId: 87d6391a31447c282f8cda50910af407
      parameters:
        -
          name: id
          in: path
          description: 'User id'
          required: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              properties:
                name:
                  description: 'New user name'
                  type: string
                balance:
                  description: 'User balance'
                  type: number
                  format: float
              type: object
      responses:
        '200':
          description: 'User update'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
        '500':
          description: 'Invalid payload / Fail to save user'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
    delete:
      tags:
        - Users
      description: 'Delete user'
      operationId: 0b491e804fd1661d3b62451995d0ed41
      parameters:
        -
          name: id
          in: path
          description: 'User id'
          required: true
          schema:
            type: string
      responses:
        '200':
          description: 'User deleted'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
        '400':
          description: 'User not deleted / Fail to delete user'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: 'User not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /api/users/login/:
    post:
      tags:
        - Users
      description: 'Login in a user account with id and pin'
      operationId: a57fbcb38ed405eab1ddc5d06b3cd68e
      requestBody:
        content:
          application/json:
            schema:
              properties:
                id:
                  description: 'User id'
                  type: string
                pin:
                  description: 'User secret pin'
                  type: integer
              type: object
      responses:
        '200':
          description: 'User data'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
        '401':
          description: 'Invalid user pin'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: 'User not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  '/api/users/{id}/withdraw/':
    put:
      tags:
        - Users
      description: 'Withdraw money from an account'
      operationId: e82114e9603606db81f6f2281bb65f81
      parameters:
        -
          name: id
          in: path
          description: 'User id'
          required: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              properties:
                amount:
                  description: 'Amount to withdraw'
                  type: number
                  format: float
                pin:
                  description: 'User secret pin'
                  type: integer
              type: object
      responses:
        '200':
          description: 'User data'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { $ref: '#/components/schemas/User' }
                type: object
        '400':
          description: 'Invalid amount to withdraw'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '401':
          description: 'Invalid user pin'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: 'User not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '500':
          description: 'Fail to update user'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  '/api/users/{id}/transactions':
    get:
      tags:
        - Users
      description: 'Get all user transactions'
      operationId: ae38fe71c97a64c95fb80f26fae59cc5
      parameters:
        -
          name: id
          in: path
          description: 'User id'
          required: true
          schema:
            type: string
      responses:
        '200':
          description: 'User transactions'
          content:
            application/json:
              schema:
                properties:
                  ok: { type: boolean }
                  data: { type: array, items: { $ref: '#/components/schemas/Transaction' } }
                type: object
        '404':
          description: 'User not found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /:
    get:
      tags:
        - Home
      operationId: c3271c668d930dbb2f7e8adb51d83b30
      responses:
        '302':
          description: 'Redirect to api docs'
  /api/docs:
    get:
      tags:
        - Home
      operationId: de102a4ebfde0ca96112adb3afd74bd1
      responses:
        '200':
          description: 'Swagger docs'
components:
  schemas:
    Error:
      properties:
        ok:
          description: 'Indicates if the request was successful. Always false'
          type: boolean
        error:
          properties:
            code:
              description: 'HTTP status code'
              type: integer
            message:
              description: 'Error message'
              type: string
          type: object
      type: object
    Success:
      properties:
        ok:
          description: 'Indicates if the request was successful. Always true'
          type: boolean
        data:
          description: 'Request content, can be User, Transaction or an array of these'
          type: mixed
      type: object
    Transaction:
      title: Transaction
      properties:
        id:
          description: 'Transaction unique id'
          type: string
        mount:
          description: 'Transaction mount'
          type: number
          format: float
        created_at:
          description: 'Transaction date'
          type: string
          format: date-time
        user_id:
          description: 'User id'
          type: string
        target_id:
          description: 'Target id'
          type: string
      type: object
    User:
      title: User
      properties:
        id:
          description: 'User unique id'
          type: string
        name:
          description: 'User name'
          type: string
        balance:
          description: 'User balance'
          type: number
          format: float
        created_at:
          description: 'User created date'
          type: string
          format: date-time
      type: object
 |