type: bulk
args:

#Author table
- type: run_sql
  args:
    sql: |
      create table author(
          id serial primary key, 
          name text unique,
          is_registered boolean not null default false,
          remarks_internal text
      );
- type: track_table
  args:
    schema: public
    name: author

#Article table
- type: run_sql
  args:
    sql: |
      CREATE TABLE article (
        id SERIAL PRIMARY KEY,
        title TEXT,
        content TEXT,
        author_id INTEGER NOT NULL REFERENCES author(id),
        is_published BOOLEAN NOT NULL default FALSE,
        published_on TIMESTAMP
      )
- type: track_table
  args:
    schema: public
    name: article

#Object relationship
- type: create_object_relationship
  args:
    name: author
    table: article
    using:
      foreign_key_constraint_on: author_id

#Array relationship
- type: create_array_relationship
  args:
    table: author
    name: articles
    using:
      foreign_key_constraint_on:
        table: article
        column: author_id

#Article select permission for user
- type: create_select_permission
  args:
    table: article
    role: user
    permission:
      columns:
      - id
      - title
      - content
      - is_published
      filter:
        $or:
          - author_id: X-HASURA-USER-ID
          - is_published: true

#Article select permission for anonymous (only published articles)
- type: create_select_permission
  args:
    table: article
    role: anonymous
    permission:
      columns:
      - id
      - title
      - content
      - is_published
      filter:
        is_published: true

#Article insert permission for user
- type: create_insert_permission
  args:
    table: article
    role: user
    permission:
      check:
        author_id: X-Hasura-User-Id

#Author select permission for user
- type: create_select_permission
  args:
    table: author
    role: user
    permission:
      columns:
      - id
      - name 
      - is_registered
      filter:
        _or:
        - id: X-HASURA-USER-ID
        - articles:
            is_published:
              _eq: true

#Author select permission for anonymous users
#Only authors with atleast one article will be shown
- type: create_select_permission
  args:
    table: author
    role: anonymous
    permission:
      columns:
      - id
      - name 
      filter:
        articles:
          is_published:
            _eq: true

#Author insert permission for user
- type: create_insert_permission
  args:
    table: author
    role: user
    permission:
      check:
        id: X-HASURA-USER-ID

#Insert Author values
- type: insert
  args:
    table: author
    objects:
    - name: Author 1
      remarks_internal: remark 1
    - name: Author 2
      remarks_internal: remark 2
    - name: Author 3
      remarks_internal: remark 3

#Insert Article values
- type: insert
  args:
    table: article
    objects:
    - title: Article 1
      content: Sample article content 1
      author_id: 1
      is_published: false 

    - title: Article 2
      content: Sample article content 2
      author_id: 1
      is_published: true

    - title: Article 3
      content: Sample article content 3
      author_id: 2
      is_published: true

    - title: Article 4
      content: Sample article content 4
      author_id: 3
      is_published: false

#Create Artist table
- type: run_sql
  args:
    sql: |
      CREATE TABLE "Artist" (
        id serial PRIMARY KEY ,
        name text NOT NULL
      );

- type: track_table
  args:
    schema: public
    name: Artist

#Crete Track table
- type: run_sql
  args:
    sql: |
      CREATE TABLE "Track" (
        id serial PRIMARY KEY,
        name text NOT NULL,
        artist_id integer REFERENCES "Artist"("id")
      );

- type: track_table
  args:
    schema: public
    name: Track

# Insert data into Artist and Track table
- type: insert
  args:
    table: Artist
    objects:
    - name: Camilla
      id: 1
    - name: DSP
      id: 2
    - name: Akon
      id: 3

- type: insert
  args:
    table: Track
    objects:
    - name: Keepup
      artist_id: 1
      id: 1
    - name: Keepdown
      artist_id: 1
      id: 2
    - name: Happy
      artist_id: 2
      id: 3

#Object relationship Track::artist_id -> Artist::id
- type: create_object_relationship
  args:
    name: Artist
    table: Track
    using:
      foreign_key_constraint_on: artist_id

#Create select permssion on Track
- type: create_select_permission
  args:
    table: Track
    role: Artist
    permission:
      columns: '*'
      filter:
        Artist:
          id: X-Hasura-Artist-Id
      allow_aggregations: true

# Create search_track function
- type: run_sql
  args:
    sql: |
      create function search_tracks(search text)
      returns setof "Track" as $$
          select *
          from "Track"
          where
          name ilike ('%' || search || '%')
      $$ language sql stable;

- type: track_function
  args:
    name: search_tracks
    schema: public

#Permission based on PostGIS operators
- type: run_sql
  args:
    sql: |
      CREATE EXTENSION IF NOT EXISTS postgis;

- type: run_sql
  args:
    sql: |
     CREATE EXTENSION IF NOT EXISTS postgis_topology;

#Create table
- type: run_sql
  args:
    sql: |
      CREATE TABLE geom_table(
        id SERIAL PRIMARY KEY,
        type TEXT NOT NULL,
        geom_col geometry NOT NULL
      );

- type: track_table
  args:
    name: geom_table
    schema: public

#Create select permission using postgis operator
- type: create_select_permission
  args:
    table: geom_table
    role: user1
    permission:
      columns:
      - id
      - type
      - geom_col
      filter:
        geom_col:
          $st_d_within:
            distance: 1
            from:
              type: Polygon
              coordinates:
              - - - 2
                  - 0
                - - 2
                  - 1
                - - 3
                  - 1
                - - 3
                  - 0
                - - 2
                  - 0
#Create select permission using postgis operator and session variables
- type: create_select_permission
  args:
    table: geom_table
    role: user2
    permission:
      columns:
      - id
      - type
      - geom_col
      filter:
        geom_col:
          $st_d_within:
            distance: X-Hasura-Geom-Dist
            from: X-Hasura-Geom-Val
#Insert data
- type: run_sql
  args:
    sql: |
      INSERT INTO geom_table (type, geom_col)
      VALUES
      ('point', ST_GeomFromText('POINT(1 2)')),
      ('linestring', ST_GeomFromText('LINESTRING(0 0, 0.5 1, 1 2, 1.5 3)')),
      ('linestring', ST_GeomFromText('LINESTRING(1 0, 0.5 0.5, 0 1)')),
      ('polygon', ST_GeomFromText('POLYGON((0 0, 0 1, 1 1, 1 0, 0 0))')),
      ('polygon', ST_GeomFromText('POLYGON((2 0, 2 1, 3 1, 3 0, 2 0))'))
      ;


#Permission based on JSONB operators
- type: run_sql
  args:
    sql: |
       CREATE TABLE jsonb_table(
         id SERIAL PRIMARY KEY,
         jsonb_col jsonb NOT NULL
       );
- type: track_table
  args:
    name: jsonb_table
    schema: public

#Create select permission using jsonb operator
- type: create_select_permission
  args:
    table: jsonb_table
    role: user1
    permission:
      columns:
      - id
      - jsonb_col
      filter:
        jsonb_col:
          $has_key: age
      
- type: create_select_permission
  args:
    table: jsonb_table
    role: user2
    permission:
      columns:
      - id
      - jsonb_col
      filter:
        jsonb_col:
          $has_key: X-Hasura-Has-Key

#Insert data
- type: insert
  args:
    table: jsonb_table
    objects:
    - jsonb_col:
        name: Hasura
        age: 7
    - jsonb_col:
        name: Cross

#Create grade_point table
- type: run_sql
  args:
    sql: |
      CREATE TABLE gpa (
        id serial primary key,
        student_name text not null,
        gpa_score double precision not null
        );

      INSERT INTO gpa (student_name, gpa_score) VALUES
        ('clarke', 9.24), ('george', 8.32),
        ('blake', 7.34), ('leonel', 9.56);

      CREATE FUNCTION passed_students (pass_gpa double precision)
      RETURNS SETOF gpa as $$
        SELECT * FROM gpa WHERE
          gpa_score >= pass_gpa
      $$ language SQL STABLE;

- type: track_table
  args:
    name: gpa
    schema: public
- type: track_function
  args:
    name: passed_students
    schema: public
- type: create_select_permission
  args:
    table: gpa
    role: staff
    permission:
      columns:
      - id
      - student_name
      filter: {}