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Quickest Primer Ever For Hypermedia
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REST stands for...?
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Representational State Transfer
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First, what REST is not
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What REST Isn't 1. CRUD 2. Pretty URLs 3. JSON 4. HTTP Verbs
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It is not about exposing your database
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But we design apps this way
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No content
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No content
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If we use a state machine, then how do we transfer state from server to client?
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Instead of transfering state, we transfer representations of state
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Hence, Representational State Transfer
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But what about state transitions?
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Hypermedia
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HATEOAS Hypermedia as the the engine of application state
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The client relies on the server to tell it what it can do
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Affordances
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Example: Beer glass
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Beer Glass: Empty State 1. Drink? No 2. Add beer? Yes 3. Complain of lack of beer? Yes
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Beer Glass: Half Full State 1. Drink? Yes 2. Add beer? Yes 3. Complain of lack of beer? Yes
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Beer Glass: Full State 1. Drink? Yes 2. Add beer? No 3. Complain of lack of beer? No
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