ERC-7794 Grant Registry

DraftERCcreated 2024-10-22

A cross-network registry contract to manage and track grants, enhancing transparency and interoperability for grant programs.

Author: Guilherme Neves (@0xneves)

ERC-165 interface ids

Computed here as the XOR of the selectors each interface defines.

IGrantRegistry 0xe95024d2

`0x8e983784`	`addDisbursement(bytes32,uint256,address,uint256)`
`0x9f76246e`	`addExternalLink(bytes32,string)`
`0x839dc018`	`addGrantee(bytes32,address)`
`0x4e3e63ee`	`addMilestoneDate(bytes32,uint256)`
`0xdb0cdcca`	`getDisbursement(bytes32,uint256)`	view
`0xf0ea3874`	`getExternalLinks(bytes32)`	view
`0xe483ac04`	`getGrant(bytes32)`	view
`0xeddad155`	`getGrantees(bytes32)`	view
`0xb71edc31`	`getGrantManager(bytes32)`	view
`0xef509b94`	`getMilestonesDates(bytes32)`	view
`0xf2457890`	`registerGrant(uint256,uint256,string,address)`
`0x8487cc5c`	`removeDisbursement(bytes32,uint256)`
`0x76fdff4d`	`removeExternalLink(bytes32,uint256)`
`0xc3cc3453`	`removeGrantee(bytes32,address)`
`0xb327960d`	`removeMilestoneDate(bytes32,uint256)`
`0x2294612e`	`setDisbursementStatus(bytes32,uint256,bool)`
`0xf2f1a9ce`	`setStartDate(bytes32,uint256)`
`0xef5d6bbb`	`transferOwnership(bytes32,address)`

Topic0 is the keccak256 hash of the signature, which is what a log filter matches on.

`0x26ec4b40fdaee62354a1f56be696663de513a3c9001b5d80ef415ad79710c455`	`GrantRegistered(bytes32,uint256,uint256,string,address)`
`0x38e987295c3f08df382dd3a355c603cd120d9a3c709609490247a9a494b60481`	`OwnershipTransferred(bytes32,address)`
`0x89fd841e3ebfa4b88756e9a75b49bc6e749b863089fa84b4dfad47bf18530603`	`GranteeAdded(bytes32,address)`
`0xa7759d85590713c2995634734923237d503b598a49f13e1658f83a58414a5791`	`GranteeRemoved(bytes32,address)`
`0xd6d0e6bdcd1716b54e4903c668d463bba7a7c402b83685ab5807acff3e3b3ac7`	`StartDateSet(bytes32,uint256)`
`0xbb827c98d4669564f79a233c2a9fa4065dbd441f76030425b937d195133a9ed7`	`MilestoneDateAdded(bytes32,uint256)`
`0x26f7be8efebbaf37e9c4d52f74520e15010330c02bd13616ee88e05c1f1fbcc9`	`MilestoneDateRemoved(bytes32,uint256)`
`0xe417804d380ecfec0687f254061a2a52ba3855cd3703278db5c21aa7dc05395d`	`DisbursementAdded(bytes32,uint256,address,uint256)`
`0x2a05890fcae374ba43539db0fbc32011cd5a5137e394c9185caa54d8498c070b`	`DisbursementRemoved(bytes32,uint256)`
`0x36ef330aa05b7569674d396bd56ce6aae1ba13a4937e1ed6aaf7ffe881449219`	`DisbursementMade(bytes32,uint256,bool)`
`0x214b1e80589551294c247e064121757eb2aa5aac8484cb8c0884e6f33cca7810`	`ExternalLinkAdded(bytes32,string)`
`0xb444759b31eaf7181458c0923b96d123e5673bc86a7d9a7f142759dd1cab389b`	`ExternalLinkRemoved(bytes32,string)`

`0x5c7cfeee`	`InvalidCommunityNameLength()`
`0xada79403`	`InvalidGrantManager()`
`0xa1d52291`	`GrantAlreadyRegistered()`
`0x1b3ba003`	`GranteeAlreadyAdded()`
`0x9df69edf`	`GranteeNotFound()`
`0x743d3f76`	`InvalidExternalLink()`
`0x63df8171`	`InvalidIndex()`
`0x0bf784c7`	`InvalidStartDate()`
`0x728f2423`	`MilestoneDateAlreadyAdded()`
`0x6bf3bfad`	`MilestoneDateNotFound()`