package Ġcom . v ish al ga ur . shopping app . data . source . local Ċ Ċ import Ġandroidx . lifecycle . LiveData Ċ import Ġandroidx . room . Dao Ċ import Ġandroidx . room . Insert Ċ import Ġandroidx . room . On Conflict Strategy Ċ import Ġandroidx . room . Query Ċ import Ġcom . v ish al ga ur . shopping app . data . Product Ċ Ċ @ Dao Ċ interface ĠProducts Dao Ġ{ Ċ ĉ @ Insert ( on Conflict Ġ= ĠOn Conflict Strategy . REPLACE ) Ċ ĉ suspend Ġfun Ġinsert ( product : ĠProduct ) ĊĊ ĉ @ Insert ( on Conflict Ġ= ĠOn Conflict Strategy . REPLACE ) Ċ ĉ suspend Ġfun Ġinsert ListOf Products ( products : ĠList < Product >) ĊĊ ĉ @ Query (" SELECT Ġ* ĠFROM Ġproducts ") Ċ ĉ suspend Ġfun ĠgetAll Products (): ĠList < Product > ĊĊ ĉ @ Query (" SELECT Ġ* ĠFROM Ġproducts ") Ċ ĉ fun Ġobserve Products (): ĠLive Data < List < Product >> ĊĊ ĉ @ Query (" SELECT Ġ* ĠFROM Ġproducts ĠWHERE Ġowner Ġ= Ġ: owner Id ") Ċ ĉ fun Ġobserve Product sBy Owner ( owner Id : ĠString ): ĠLive Data < List < Product >> ĊĊ ĉ @ Query (" SELECT Ġ* ĠFROM Ġproducts ĠWHERE ĠproductId Ġ= Ġ: pro Id ") Ċ ĉ suspend Ġfun Ġget Product ById ( pro Id : ĠString ): ĠProduct ? ĊĊ ĉ @ Query (" SELECT Ġ* ĠFROM Ġproducts ĠWHERE Ġowner Ġ= Ġ: owner Id ") Ċ ĉ suspend Ġfun Ġget Product sBy OwnerId ( owner Id : ĠString ): ĠList < Product > ĊĊ ĉ @ Query (" DELETE ĠFROM Ġproducts ĠWHERE ĠproductId Ġ= Ġ: pro Id ") Ċ ĉ suspend Ġfun Ġdelete Product ById ( pro Id : ĠString ): ĠInt ĊĊ ĉ @ Query (" DELETE ĠFROM Ġproducts ") Ċ ĉ suspend Ġfun Ġdelete All Products () Ċ }