Hipster Models
Where the collection had a models property to store its data, the model will have the attributes property. Recall that the collection will pass the model a reference to itself, giving the model quick access to the collection’s properties (for example, url). Thus, we can begin defining the model class as follows:
| | class ComicBook { |
| | Map attributes; |
| | ComicsCollection collection; |
| | |
| | ComicBook(this.attributes, {this.collection}); |
| | } |
The declaration of the attributes and collection properties in this class should be familiar now. Each results in a setter/getter for ComicBook instances (for example, comic_book.collection = my_comics and comic_book.attributes[’title’]).
We previously saw Dart’s class constructor in ComicsCollection ...
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