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fob:laboratoare:03 [2022/10/27 02:02] costin.carabas [Never Sea Festival Smart Contract] |
fob:laboratoare:03 [2023/03/01 18:33] (current) costin.carabas |
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| - | ===== Practical Session 03. ===== | + | ===== Smart Contract ===== |
| ==== Never Sea Festival Smart Contract ==== | ==== Never Sea Festival Smart Contract ==== | ||
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| Starting from Smart Contract template you have to add more features to coordinate the event. | Starting from Smart Contract template you have to add more features to coordinate the event. | ||
| + | <hidden> | ||
| <note important> | <note important> | ||
| Install docker using [[https://docs.docker.com/engine/install/ubuntu/|this link]]. | Install docker using [[https://docs.docker.com/engine/install/ubuntu/|this link]]. | ||
| Line 11: | Line 12: | ||
| You can find Elrond docker images at [[https://hub.docker.com/r/elrondnetwork/build-contract-rust/tags|this link]]. | You can find Elrond docker images at [[https://hub.docker.com/r/elrondnetwork/build-contract-rust/tags|this link]]. | ||
| </note> | </note> | ||
| + | </hidden> | ||
| Clone [[https://github.com/systems-cs-pub-ro/Foundation-Of-Blockchains.git|Foundation of Blockchain repo]] and go to **lab03** folder. | Clone [[https://github.com/systems-cs-pub-ro/Foundation-Of-Blockchains.git|Foundation of Blockchain repo]] and go to **lab03** folder. | ||
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| == Make a contract call to view the registered users. == | == Make a contract call to view the registered users. == | ||
| + | === Modify the registration endpoint to enable VIP access === | ||
| + | |||
| + | == Create a new storage mapper registration_fee_vip. == | ||
| + | == Create a new UnorderedSetMapper storage mapper (vip_participants) to save the VIPs == | ||
| + | In the registration endpoint, make a verification of the tokens received. If the tokens received is **registration_fee_vip**, add the user to **vip_participants**, if the amount is **registration_fee**, add them to **participants**, else, deny registration. | ||
| === Modify the registration fee to enable Early Bird and Full price access === | === Modify the registration fee to enable Early Bird and Full price access === | ||
| - | == Create a new storage mapper *registration_fee_vip*. == | + | == Create a new endpoint that modifies the *registration_fee* and *registration_fee_vip* storage mapper. == |
| - | ==Create a new endpoint that modifies the *registration_fee* and *registration_fee_vip* storage mapper. == | + | |
| This endpoint should be call only by the owner. | This endpoint should be call only by the owner. | ||
| <note tip>Use #[only_owner] endpoint annotation.</note> | <note tip>Use #[only_owner] endpoint annotation.</note> | ||
| Line 48: | Line 54: | ||
| After the Early Bird expires, the admin will call this endpoint. | After the Early Bird expires, the admin will call this endpoint. | ||
| - | === Modify the registration endpoint to enable VIP access === | + | === BONUS: Create a feature to enable 50% discount vouchers for friends and partners === |
| - | === Create a feature to enable 50% discount vouchers for friends and partners === | + | Create a list of hardcoded discount codes. |
| + | == Create a new endpoint that receives a discount code as a parameter and registers a user with 50% discount == | ||
