Class: TrailGuide::Adapters::Participants::Redis::Adapter

Inherits:
Object
  • Object
show all
Defined in:
lib/trail_guide/adapters/participants/redis.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(context, config, key: nil) ⇒ Adapter

Returns a new instance of Adapter.



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 32

def initialize(context, config, key: nil)
  @context = context
  @config = config

  if key
    @storage_key = "#{config.namespace}:#{key}"
  elsif config.lookup
    if config.lookup.respond_to?(:call)
      key = config.lookup.call(context)
    else
      key = context.send(config.lookup)
    end
    @storage_key = "#{config.namespace}:#{key}"
  else
    # TODO better error
    raise ArgumentError, "You must configure a `lookup` proc"
  end
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



30
31
32
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 30

def config
  @config
end

#context ⇒ Object (readonly)

Returns the value of attribute context.



30
31
32
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 30

def context
  @context
end

#storage_key ⇒ Object (readonly)

Returns the value of attribute storage_key.



30
31
32
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 30

def storage_key
  @storage_key
end

Instance Method Details

#[](field) ⇒ Object 



51
52
53
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 51

def [](field)
  TrailGuide.redis.hget(storage_key, field.to_s)
end

#[]=(field, value) ⇒ Object 



55
56
57
58
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 55

def []=(field, value)
  TrailGuide.redis.hset(storage_key, field.to_s, value)
  TrailGuide.redis.expire(storage_key, config.expiration) if config.expiration
end

#delete(field) ⇒ Object 



60
61
62
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 60

def delete(field)
  TrailGuide.redis.hdel(storage_key, field.to_s)
end

#destroy! ⇒ Object 



64
65
66
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 64

def destroy!
  TrailGuide.redis.del(storage_key)
end

#key?(field) ⇒ Boolean

Returns:

  • (Boolean) 


72
73
74
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 72

def key?(field)
  TrailGuide.redis.hexists(storage_key, field.to_s)
end

#keys ⇒ Object 



68
69
70
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 68

def keys
  TrailGuide.redis.hkeys(storage_key)
end

#to_h ⇒ Object 



76
77
78
 
# File 'lib/trail_guide/adapters/participants/redis.rb', line 76

def to_h
  TrailGuide.redis.hgetall(storage_key)
end