Class: Postgrest::Builders::QueryBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/postgrest/builders/query_builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(url:, headers:, schema:) ⇒ QueryBuilder

Returns a new instance of QueryBuilder.



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# File 'lib/postgrest/builders/query_builder.rb', line 8

def initialize(url:, headers:, schema:)
  @uri = URI(url)
  @headers = headers
  @schema = schema
end

Instance Attribute Details

#headers ⇒ Object (readonly)

Returns the value of attribute headers.



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# File 'lib/postgrest/builders/query_builder.rb', line 6

def headers
  @headers
end

#schema ⇒ Object (readonly)

Returns the value of attribute schema.



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# File 'lib/postgrest/builders/query_builder.rb', line 6

def schema
  @schema
end

#uri ⇒ Object (readonly)

Returns the value of attribute uri.



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# File 'lib/postgrest/builders/query_builder.rb', line 6

def uri
  @uri
end

Instance Method Details

#delete(extra_headers: {}) ⇒ Object 



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# File 'lib/postgrest/builders/query_builder.rb', line 40

def delete(extra_headers: {})
  extra_headers[:Prefer] ||= 'return=representation'
  request = HTTP.new(uri: uri, http_method: :delete, headers: headers.merge(extra_headers))

  FilterBuilder.new(request)
end

#insert(values) ⇒ Object 



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# File 'lib/postgrest/builders/query_builder.rb', line 22

def insert(values)
  upsert(values, extra_headers: { Prefer: 'return=representation' })
end

#select(*columns, extra_headers: {}) ⇒ Object 



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# File 'lib/postgrest/builders/query_builder.rb', line 14

def select(*columns, extra_headers: {})
  columns.compact!
  columns = ['*'] if columns.length.zero?
  request = HTTP.new(uri: uri, query: { select: columns.join(',') }, headers: headers.merge(extra_headers))

  FilterBuilder.new(request)
end

#update(values, extra_headers: {}) ⇒ Object 



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# File 'lib/postgrest/builders/query_builder.rb', line 33

def update(values, extra_headers: {})
  extra_headers[:Prefer] ||= 'return=representation'
  request = HTTP.new(uri: uri, body: values, http_method: :patch, headers: headers.merge(extra_headers))

  FilterBuilder.new(request)
end

#upsert(values, extra_headers: {}) ⇒ Object 



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# File 'lib/postgrest/builders/query_builder.rb', line 26

def upsert(values, extra_headers: {})
  extra_headers[:Prefer] ||= 'return=representation,resolution=merge-duplicates'
  request = HTTP.new(uri: uri, body: values, http_method: :post, headers: headers.merge(extra_headers))

  BaseBuilder.new(request)
end