SFSG Tile Updates

db/migrate/20260219165140_update_sfsg_tiles.rb

@@ -0,0 +1,193 @@
+class UpdateSfsgTiles < ActiveRecord::Migration[6.1]
+  def up
+    ActiveRecord::Base.transaction do
+      @assertions_enabled = true
+
+      ## sfsg-health
+      create_category_relationship 'sfsg-health', 'Medical Care' 
+      create_category_relationship 'sfsg-health', 'Mental Health Care' 
+      create_category_relationship 'sfsg-health', 'Dental Care' 
+      create_category_relationship 'sfsg-health', 'HIV Treatment' 
+      create_category_relationship 'sfsg-health', 'STD/STI Treatment & Prevention' 
+      create_category_relationship 'sfsg-health', 'Hospice' 
+      create_category_relationship 'sfsg-health', 'In-Home Support' 
+      create_category_relationship 'sfsg-health', 'Assisted Living' 
+      create_category_relationship 'sfsg-health', 'Disease Screening' 
+
+      delete_category_relationship 'sfsg-health', 'Coronavirus-Related Urgent Care' 
+      delete_category_relationship 'sfsg-health', 'Coronavirus (COVID-19) Testing' 
+
+      ## sfsg-shelter
+      create_category 'Adult Shelter Reservation'
+
+      create_category_service_relationship 'Adult Shelter Reservation', 'Adult Shelter Reservation System'
+
+      create_category_relationship 'sfsg-shelter', 'Adult Shelter Reservation'
+      create_category_relationship 'sfsg-shelter', 'Family Shelters'
+
+      delete_category_relationship 'sfsg-shelter', 'We are a family with children under 18 years old.' 
+
+      ## sfsg-lgbtqa
+      create_category_relationship 'sfsg-lgbtqa', 'Medical Care' 
+      create_category_relationship 'sfsg-lgbtqa', 'Dental Care' 
+      create_category_relationship 'sfsg-lgbtqa', 'HIV Treatment' 
+      create_category_relationship 'sfsg-lgbtqa', 'STD/STI Treatment & Prevention' 
+      create_category_relationship 'sfsg-lgbtqa', 'Hospice' 
+      create_category_relationship 'sfsg-lgbtqa', 'In-Home Support' 
+      create_category_relationship 'sfsg-lgbtqa', 'Assisted Living' 
+      create_category_relationship 'sfsg-lgbtqa', 'Disease Screening'
+    end
+  end
+
+  def down
+    raise ActiveRecord::IrreversibleMigration
+  end
+
+  private
+
+  def create_category(name)
+    assert_category_does_not_exist name
+
+    exec_query <<-SQL, "create category #{name}", [name]
+      INSERT INTO categories (name, created_at, updated_at)
+        VALUES ($1, now(), now())
+        ON CONFLICT (name) DO NOTHING;
+    SQL
+  end
+
+  def create_category_relationship(parent_name, child_name)
+    parent_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find parent #{parent_name}",
+      [parent_name]
+    )
+
+    child_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find child #{child_name}",
+      [child_name]
+    )
+
+    assert_category_relationship_does_not_exist parent_name, child_name
+
+    exec_query <<-SQL, "create category relationship #{parent_name} -> #{child_name}", [parent_id, child_id]
+      INSERT INTO category_relationships (parent_id, child_id)
+        VALUES ($1, $2)
+        ON CONFLICT (parent_id, child_id) DO NOTHING;
+    SQL
+  end
+
+  def delete_category_relationship(parent_name, child_name)
+    assert_category_relationship_exists parent_name, child_name
+
+    parent_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find parent #{parent_name}",
+      [parent_name]
+    )
+
+    child_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find child #{child_name}",
+      [child_name]
+    )
+
+    exec_query <<-SQL, "delete category relationship #{parent_name} -> #{child_name}", [parent_id, child_id]
+      DELETE FROM category_relationships
+      WHERE parent_id = $1 AND child_id = $2;
+    SQL
+  end
+
+  def assert_category_relationship_exists(parent_name, child_name)
+    return unless @assertions_enabled
+
+    parent_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find parent #{parent_name}",
+      [parent_name]
+    )
+
+    child_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find child #{child_name}",
+      [child_name]
+    )
+
+    raise "Expected parent category #{parent_name} to exist" if parent_id.nil?
+    raise "Expected child category #{child_name} to exist" if child_id.nil?
+
+    count = select_value(
+      "SELECT COUNT(*) FROM category_relationships WHERE parent_id = $1 AND child_id = $2",
+      "count relationship #{parent_name}->#{child_name}",
+      [parent_id, child_id]
+    )
+    raise "Expected relationship #{parent_name}->#{child_name} to exist, got #{count} results" unless count.to_i > 0
+  end
+
+  def assert_category_relationship_does_not_exist(parent_name, child_name)
+    return unless @assertions_enabled
+
+    parent_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find parent #{parent_name}",
+      [parent_name]
+    )
+
+    child_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find child #{child_name}",
+      [child_name]
+    )
+
+    raise "Expected parent category #{parent_name} to exist" if parent_id.nil?
+    raise "Expected child category #{child_name} to exist" if child_id.nil?
+
+    count = select_value(
+      "SELECT COUNT(*) FROM category_relationships WHERE parent_id = $1 AND child_id = $2",
+      "count relationship #{parent_name}->#{child_name}",
+      [parent_id, child_id]
+    )
+    raise "Expected relationship #{parent_name}->#{child_name} to not exist, got #{count} results" unless count == 0
+  end
+
+  def assert_category_does_not_exist(name)
+    return unless @assertions_enabled
+
+    count = select_value("SELECT COUNT(*) FROM categories WHERE name = $1", "count category #{name}", [name])
+    raise "Expected category #{name} to not exist, got #{count} results" unless count == 0
+  end
+
+  def create_category_service_relationship(category_name, service_name)
+    category_id = select_value(
+      "SELECT id FROM categories WHERE name = $1",
+      "find category #{category_name}",
+      [category_name]
+    )
+
+    service_id = select_value(
+      "SELECT id FROM services WHERE name = $1",
+      "find service #{service_name}",
+      [service_name]
+    )
+
+    if @assertions_enabled
+      raise "Expected category #{category_name} to exist" if category_id.nil?
+      raise "Expected service #{service_name} to exist" if service_id.nil?
+
+      count = select_value(
+        "SELECT COUNT(*) FROM categories_services WHERE category_id = $1 AND service_id = $2",
+        "count category service #{category_name}->#{service_name}",
+        [category_id, service_id]
+      )
+      raise "Expected category service #{category_name}->#{service_name} to not exist, got #{count} results" unless count.to_i == 0
+    end
+
+    exec_query <<-SQL, "create category service #{category_name} -> #{service_name}", [category_id, service_id]
+      INSERT INTO categories_services (category_id, service_id)
+      SELECT $1, $2
+      WHERE NOT EXISTS (
+        SELECT 1 FROM categories_services WHERE category_id = $1 AND service_id = $2
+      );
+    SQL
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2025_02_26_165117) do
+ActiveRecord::Schema.define(version: 2026_02_19_165140) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"