Class: FQuery
- Inherits:
-
Object
- Object
- FQuery
- Defined in:
- lib/firebase/fquery.rb
Instance Method Summary collapse
- #end_at(priority, child: child) ⇒ Object
- #equal_to(priority, child: child) ⇒ Object
- #limit(limit) ⇒ Object
-
#name ⇒ Object
previously the ‘key’ method was called ‘name’.
- #off(handle = nil) ⇒ Object
- #on(event_type, options = {}, &and_then) ⇒ Object
- #once(event_type, options = {}, &and_then) ⇒ Object
- #query(options = {}, &block) ⇒ Object
- #start_at(priority, child: child) ⇒ Object
Instance Method Details
#end_at(priority, child: child) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 81 def end_at(priority) queryEndingAtPriority(priority) end |
#equal_to(priority, child: child) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 73 def equal_to(priority) queryEqualToPriority(priority) end |
#limit(limit) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 89 def limit(limit) queryLimitedToNumberOfChildren(limit) end |
#name ⇒ Object
previously the ‘key’ method was called ‘name’
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# File 'lib/firebase/fquery.rb', line 4 def name self.key end |
#off(handle = nil) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 56 def off(handle=nil) if handle removeObserverWithHandle(handle) else removeAllObservers end return self end |
#on(event_type, options = {}, &and_then) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 8 def on(event_type, ={}, &and_then) and_then = and_then || [:completion] raise "event handler is required" unless and_then raise "event handler must accept one or two arguments" unless and_then.arity == 1 || and_then.arity == 2 event_type = Firebase.convert_event_type(event_type) disconnect_block = [:disconnect] raise ":disconnect handler must not accept any arguments" if disconnect_block && disconnect_block.arity > 0 if and_then.arity == 1 if disconnect_block return observeEventType(event_type, withBlock:and_then, withCancelBlock:disconnect_block) else return observeEventType(event_type, withBlock:and_then) end else if disconnect_block return observeEventType(event_type, andPreviousSiblingNameWithBlock:and_then, withCancelBlock:disconnect_block) else return observeEventType(event_type, andPreviousSiblingNameWithBlock:and_then) end end end |
#once(event_type, options = {}, &and_then) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 32 def once(event_type, ={}, &and_then) and_then = and_then || [:completion] raise "event handler is required" unless and_then raise "event handler must accept one or two arguments" unless and_then.arity == 1 || and_then.arity == 2 event_type = Firebase.convert_event_type(event_type) disconnect_block = [:disconnect] raise ":disconnect handler must not accept any arguments" if disconnect_block && disconnect_block.arity > 0 if and_then.arity == 1 if disconnect_block return observeSingleEventOfType(event_type, withBlock:and_then, withCancelBlock:disconnect_block) else return observeSingleEventOfType(event_type, withBlock:and_then) end else if disconnect_block return observeSingleEventOfType(event_type, andPreviousSiblingNameWithBlock:and_then, withCancelBlock:disconnect_block) else return observeSingleEventOfType(event_type, andPreviousSiblingNameWithBlock:and_then) end end end |
#query(options = {}, &block) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 93 def query(={}, &block) fb_query = self if [:order_by_key] fb_query = fb_query.queryOrderedByKey end if [:order_by_priority] fb_query = fb_query.queryOrderedByPriority end if [:order_by] fb_query = fb_query.queryOrderedByChild([:order_by]) end if [:first] fb_query = fb_query.queryLimitedToFirst([:first]) end if [:last] fb_query = fb_query.queryLimitedToLast([:last]) end if [:starting_at] && [:key] fb_query = fb_query.queryStartingAtValue([:starting_at], childKey: [:key]) elsif [:starting_at] fb_query = fb_query.queryStartingAtValue([:starting_at]) end if [:ending_at] && [:key] fb_query = fb_query.queryEndingAtValue([:ending_at], childKey: [:key]) elsif [:ending_at] fb_query = fb_query.queryEndingAtValue([:ending_at]) end if [:equal_to] && [:key] fb_query = fb_query.queryEqualToValue([:equal_to], childKey: [:key]) elsif [:equal_to] fb_query = fb_query.queryEqualToValue([:equal_to]) end if block event_type = .fetch(:once, .fetch(:on, FEventTypeValue)) event_type = Firebase.convert_event_type(event_type) if .key?(:once) return fb_query.observeSingleEventOfType(event_type, withBlock: block) else return fb_query.observeEventType(event_type, withBlock: block) end else fb_query end end |
#start_at(priority, child: child) ⇒ Object
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# File 'lib/firebase/fquery.rb', line 65 def start_at(priority) queryStartingAtPriority(priority) end |