version: 2

models:
  - name: funda_city_stats
    description: >
      Aggregated price statistics per city, province, offering type and object type. Only includes
      currently available (not sold) listings.
    config:
      contract:
        enforced: true
    meta:
      dagster:
        group: funda
    columns:
      - name: city
        description: City name.
        data_type: text
        constraints:
          - type: not_null
        tests:
          - not_null
      - name: province
        description: Province name.
        data_type: text
      - name: offering_type
        description: Buy or rent.
        data_type: text
        constraints:
          - type: not_null
        tests:
          - not_null
      - name: object_type
        description: Property type.
        data_type: text
      - name: listing_count
        description: Number of active listings in this group.
        data_type: bigint
        constraints:
          - type: not_null
        tests:
          - not_null
          - dbt_utils.expression_is_true:
              expression: "> 0"
      - name: avg_price
        description: Average asking price.
        data_type: numeric
      - name: min_price
        description: Lowest asking price in this group.
        data_type: bigint
      - name: max_price
        description: Highest asking price in this group.
        data_type: bigint
      - name: median_price
        description: Median asking price.
        data_type: double precision
      - name: avg_price_per_sqm
        description: Average price per square metre.
        data_type: numeric
      - name: avg_living_area
        description: Average living area in m².
        data_type: numeric
      - name: avg_bedrooms
        description: Average number of bedrooms.
        data_type: numeric