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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| // SPDX-License-Identifier: MIT | ||
| pragma solidity ^0.8.20; | ||
|
|
||
| /** | ||
| * @title DisputeResolution | ||
| * @notice Provides a structured system for resolving project-related disputes | ||
| */ | ||
| contract DisputeResolution { | ||
| // Enum for dispute categories | ||
| enum DisputeCategory { | ||
| Funding, | ||
| MilestoneCompletion, | ||
| Collaboration, | ||
| Deliverables, | ||
| Other | ||
| } | ||
|
|
||
| // Enum for dispute status | ||
| enum DisputeStatus { | ||
| Initiated, | ||
| UnderReview, | ||
| Mediation, | ||
| Resolved, | ||
| Closed | ||
| } | ||
|
|
||
| // Struct to represent a dispute | ||
| struct Dispute { | ||
| uint256 id; | ||
| address project; | ||
| address initiator; | ||
| address respondent; | ||
| DisputeCategory category; | ||
| string description; | ||
| DisputeStatus status; | ||
| uint256 createdAt; | ||
| uint256 resolvedAt; | ||
| address mediator; | ||
| string resolution; | ||
| } | ||
|
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| // Mapping of dispute ID to Dispute | ||
| mapping(uint256 => Dispute) public disputes; | ||
|
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| // Counter for dispute IDs | ||
| uint256 public disputeCounter; | ||
|
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| // Mapping to track active disputes per project | ||
| mapping(address => uint256[]) public projectDisputes; | ||
|
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| // Mapping of approved mediators | ||
| mapping(address => bool) public approvedMediators; | ||
|
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| // Events | ||
| event DisputeInitiated( | ||
| uint256 indexed disputeId, address indexed project, address initiator, DisputeCategory category | ||
| ); | ||
|
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| event DisputeStatusChanged(uint256 indexed disputeId, DisputeStatus newStatus); | ||
|
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| event DisputeResolved(uint256 indexed disputeId, string resolution); | ||
|
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| // Modifier to restrict actions to approved mediators | ||
| modifier onlyApprovedMediator() { | ||
| require(approvedMediators[msg.sender], "Not an approved mediator"); | ||
| _; | ||
| } | ||
|
|
||
| /** | ||
| * @notice Add an approved mediator | ||
| * @param _mediator Address of the mediator | ||
| */ | ||
| function addMediator(address _mediator) public { | ||
| approvedMediators[_mediator] = true; | ||
| } | ||
|
|
||
| /** | ||
| * @notice Initiate a new dispute | ||
| * @param _project Project address | ||
| * @param _respondent Address of the respondent | ||
| * @param _category Dispute category | ||
| * @param _description Detailed description of the dispute | ||
| */ | ||
| function initiateDispute( | ||
| address _project, | ||
| address _respondent, | ||
| DisputeCategory _category, | ||
| string memory _description | ||
| ) public returns (uint256) { | ||
| disputeCounter++; | ||
|
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| disputes[disputeCounter] = Dispute({ | ||
| id: disputeCounter, | ||
| project: _project, | ||
| initiator: msg.sender, | ||
| respondent: _respondent, | ||
| category: _category, | ||
| description: _description, | ||
| status: DisputeStatus.Initiated, | ||
| createdAt: block.timestamp, | ||
| resolvedAt: 0, | ||
| mediator: address(0), | ||
| resolution: "" | ||
| }); | ||
|
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| projectDisputes[_project].push(disputeCounter); | ||
|
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| emit DisputeInitiated(disputeCounter, _project, msg.sender, _category); | ||
|
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| return disputeCounter; | ||
| } | ||
|
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| /** | ||
| * @notice Update dispute status | ||
| * @param _disputeId ID of the dispute | ||
| * @param _newStatus New status for the dispute | ||
| */ | ||
| function updateDisputeStatus(uint256 _disputeId, DisputeStatus _newStatus) public onlyApprovedMediator { | ||
| disputes[_disputeId].status = _newStatus; | ||
|
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| emit DisputeStatusChanged(_disputeId, _newStatus); | ||
| } | ||
|
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| /** | ||
| * @notice Resolve a dispute | ||
| * @param _disputeId ID of the dispute | ||
| * @param _resolution Resolution details | ||
| */ | ||
| function resolveDispute(uint256 _disputeId, string memory _resolution) public onlyApprovedMediator { | ||
| Dispute storage dispute = disputes[_disputeId]; | ||
|
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| dispute.status = DisputeStatus.Resolved; | ||
| dispute.resolution = _resolution; | ||
| dispute.resolvedAt = block.timestamp; | ||
|
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| emit DisputeResolved(_disputeId, _resolution); | ||
| } | ||
|
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| /** | ||
| * @notice Get disputes for a project | ||
| * @param _project Project address | ||
| * @return Array of dispute IDs | ||
| */ | ||
| function getProjectDisputes(address _project) public view returns (uint256[] memory) { | ||
| return projectDisputes[_project]; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| // SPDX-License-Identifier: MIT | ||
| pragma solidity ^0.8.20; | ||
|
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| /** | ||
| * @title ProjectCategories | ||
| * @notice Manages project categories and tags for discovery | ||
| */ | ||
| contract ProjectCategories { | ||
| // Enum for predefined project domains | ||
| enum ProjectDomain { | ||
| Technology, | ||
| SocialImpact, | ||
| CreativeArts, | ||
| Education, | ||
| Environment, | ||
| Healthcare, | ||
| Other | ||
| } | ||
|
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| // Struct to represent a project category | ||
| struct Category { | ||
| uint256 id; | ||
| string name; | ||
| ProjectDomain domain; | ||
| string description; | ||
| bool isActive; | ||
| } | ||
|
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| // Mapping of category ID to Category | ||
| mapping(uint256 => Category) public categories; | ||
|
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| // Counter for category IDs | ||
| uint256 public categoryCounter; | ||
|
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| // Mapping of project address to its categories/tags | ||
| mapping(address => uint256[]) public projectCategories; | ||
|
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| // Event for category creation | ||
| event CategoryCreated(uint256 indexed categoryId, string name, ProjectDomain domain); | ||
|
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| // Event for project categorization | ||
| event ProjectCategorized(address indexed project, uint256[] categoryIds); | ||
|
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| /** | ||
| * @notice Create a new project category | ||
| * @param _name Name of the category | ||
| * @param _domain Domain of the category | ||
| * @param _description Description of the category | ||
| */ | ||
| function createCategory(string memory _name, ProjectDomain _domain, string memory _description) | ||
| public | ||
| returns (uint256) | ||
| { | ||
| categoryCounter++; | ||
|
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| categories[categoryCounter] = | ||
| Category({id: categoryCounter, name: _name, domain: _domain, description: _description, isActive: true}); | ||
|
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| emit CategoryCreated(categoryCounter, _name, _domain); | ||
| return categoryCounter; | ||
| } | ||
|
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| /** | ||
| * @notice Assign categories to a project | ||
| * @param _project Address of the project | ||
| * @param _categoryIds Array of category IDs to assign | ||
| */ | ||
| function categorizeProject(address _project, uint256[] memory _categoryIds) public { | ||
| // Validate category IDs exist | ||
| for (uint256 i = 0; i < _categoryIds.length; i++) { | ||
| require(categories[_categoryIds[i]].isActive, "Invalid or inactive category"); | ||
| } | ||
|
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| projectCategories[_project] = _categoryIds; | ||
|
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| emit ProjectCategorized(_project, _categoryIds); | ||
| } | ||
|
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| /** | ||
| * @notice Get categories for a specific project | ||
| * @param _project Address of the project | ||
| * @return Array of category IDs | ||
| */ | ||
| function getProjectCategories(address _project) public view returns (uint256[] memory) { | ||
| return projectCategories[_project]; | ||
| } | ||
| } |
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