Class: RailsAiBridge::Tools::Schema::SummaryFormatter

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_ai_bridge/tools/schema/summary_formatter.rb

Overview

Renders a compact summary of all tables: name + column/index counts.

Instance Method Summary collapse

Constructor Details

#initialize(tables:, total:, limit:, offset:) ⇒ void

Parameters:

  • tables (Hash{String => Hash}) —

    table name => introspection payload

  • total (Integer) —

    total number of tables in the schema

  • limit (Integer) —

    max tables to display

  • offset (Integer) —

    number of tables to skip



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# File 'lib/rails_ai_bridge/tools/schema/summary_formatter.rb', line 14

def initialize(tables:, total:, limit:, offset:)
  @tables = tables
  @total  = total
  @limit  = limit
  @offset = offset
end

Instance Method Details

#call ⇒ String

Returns Markdown summary listing.

Returns:

  • (String) —

    Markdown summary listing



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# File 'lib/rails_ai_bridge/tools/schema/summary_formatter.rb', line 22

def call
  paginated = @tables.keys.sort.drop(@offset).first(@limit)
  lines = ["# Schema Summary (#{@total} tables)", '']

  paginated.each do |name|
    data = @tables[name]
    col_count = data[:columns]&.size || 0
    idx_count = data[:indexes]&.size || 0
    lines << "- **#{name}** — #{col_count} columns, #{idx_count} indexes"
  end

  if @offset + @limit < @total
    lines << '' << "_Showing #{paginated.size} of #{@total}. " \
                   "Use `offset:#{@offset + @limit}` for more, or `table:\"name\"` for full detail._"
  end

  lines.join("\n")
end