space: add space contract

src/spaces/Space.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import "@openzeppelin/contracts/access/Ownable.sol";
+import "./interfaces/ISpace.sol";
+import "../stamps/interfaces/IFollowerSinceStamp.sol";
+import "../points/interfaces/IFollowerSincePoints.sol";
+import "../voting/interfaces/IQuestion.sol";
+import "../voting/FixedQuestion.sol";
+import "../voting/OpenQuestion.sol";
+import "../stamps/FollowerSinceStamp.sol";
+import "../points/FollowerSincePoints.sol";
+
+/// @title Space
+/// @notice Represents a space, organization, or leader using Plasa for their community
+/// @dev This contract manages follower stamps, points, and questions for a community
+contract Space is ISpace, Ownable {
+	IFollowerSinceStamp public followerStamp;
+	IFollowerSincePoints public followerPoints;
+	IQuestion[] private questions;
+
+	/// @notice Initializes the PoCSpace contract
+	/// @param initialOwner The address that will own this space
+	/// @param stampSigner The address authorized to sign mint requests for follower stamps
+	/// @param platform The platform name (e.g., "Instagram", "Twitter")
+	/// @param followed The account being followed
+	/// @param spaceName The name of the space
+	constructor(
+		address initialOwner,
+		address stampSigner,
+		string memory platform,
+		string memory followed,
+		string memory spaceName
+	) Ownable(initialOwner) {
+		// Deploy FollowerSinceStamp contract
+		followerStamp = IFollowerSinceStamp(
+			address(new FollowerSinceStamp(stampSigner, platform, followed))
+		);
+		emit FollowerStampDeployed(address(followerStamp));
+
+		// Deploy FollowerSincePoints contract
+		string memory pointsName = string(abi.encodePacked(spaceName, " Points"));
+		followerPoints = IFollowerSincePoints(
+			address(new FollowerSincePoints(address(followerStamp), pointsName, "FP"))
+		);
+		emit FollowerPointsDeployed(address(followerPoints));
+	}
+
+	/// @inheritdoc ISpace
+	function deployFixedQuestion(
+		string memory title,
+		string memory description,
+		uint256 deadline,
+		string[] memory initialOptionTitles,
+		string[] memory initialOptionDescriptions
+	) external onlyOwner returns (address) {
+		FixedQuestion newQuestion = new FixedQuestion(
+			owner(),
+			title,
+			description,
+			deadline,
+			address(followerPoints),
+			initialOptionTitles,
+			initialOptionDescriptions
+		);
+		questions.push(IQuestion(address(newQuestion)));
+		emit QuestionDeployed(address(newQuestion), IQuestion.QuestionType.Fixed);
+		return address(newQuestion);
+	}
+
+	/// @inheritdoc ISpace
+	function deployOpenQuestion(
+		string memory title,
+		string memory description,
+		uint256 deadline,
+		uint256 minPointsToAddOption
+	) external onlyOwner returns (address) {
+		OpenQuestion newQuestion = new OpenQuestion(
+			owner(),
+			title,
+			description,
+			deadline,
+			address(followerPoints),
+			minPointsToAddOption
+		);
+		questions.push(IQuestion(address(newQuestion)));
+		emit QuestionDeployed(address(newQuestion), IQuestion.QuestionType.Open);
+		return address(newQuestion);
+	}
+
+	/// @inheritdoc ISpace
+	function getQuestions() external view returns (IQuestion[] memory) {
+		return questions;
+	}
+
+	/// @inheritdoc ISpace
+	function getQuestionCount() external view returns (uint256) {
+		return questions.length;
+	}
+}

src/spaces/interfaces/ISpace.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import "../../stamps/interfaces/IFollowerSinceStamp.sol";
+import "../../points/interfaces/IFollowerSincePoints.sol";
+import "../../voting/interfaces/IQuestion.sol";
+
+/// @title ISpace
+/// @notice Interface for the Space contract, representing a community or organization using Plasa
+/// @dev This interface defines the structure for managing follower stamps, points, and questions
+interface ISpace {
+	// Public variables
+	/// @notice Returns the FollowerSinceStamp contract associated with this space
+	/// @return The IFollowerSinceStamp interface of the associated stamp contract
+	function followerStamp() external view returns (IFollowerSinceStamp);
+
+	/// @notice Returns the FollowerSincePoints contract associated with this space
+	/// @return The IFollowerSincePoints interface of the associated points contract
+	function followerPoints() external view returns (IFollowerSincePoints);
+
+	// Events
+	/// @notice Emitted when a new FollowerSinceStamp contract is deployed
+	/// @param stampAddress The address of the newly deployed FollowerSinceStamp contract
+	event FollowerStampDeployed(address stampAddress);
+
+	/// @notice Emitted when a new FollowerSincePoints contract is deployed
+	/// @param pointsAddress The address of the newly deployed FollowerSincePoints contract
+	event FollowerPointsDeployed(address pointsAddress);
+
+	/// @notice Emitted when a new question contract is deployed
+	/// @param questionAddress The address of the newly deployed question contract
+	/// @param questionType The type of the question (Fixed or Open)
+	event QuestionDeployed(address questionAddress, IQuestion.QuestionType questionType);
+
+	// Public functions
+	/// @notice Deploys a new fixed question
+	/// @dev Only the owner can call this function
+	/// @param title The title of the question
+	/// @param description The description of the question
+	/// @param deadline The deadline for voting
+	/// @param initialOptionTitles The titles of the initial options
+	/// @param initialOptionDescriptions The descriptions of the initial options
+	/// @return The address of the newly deployed question contract
+	function deployFixedQuestion(
+		string memory title,
+		string memory description,
+		uint256 deadline,
+		string[] memory initialOptionTitles,
+		string[] memory initialOptionDescriptions
+	) external returns (address);
+
+	/// @notice Deploys a new open question
+	/// @dev Only the owner can call this function
+	/// @param title The title of the question
+	/// @param description The description of the question
+	/// @param deadline The deadline for voting
+	/// @param minPointsToAddOption The minimum points required to add an option
+	/// @return The address of the newly deployed question contract
+	function deployOpenQuestion(
+		string memory title,
+		string memory description,
+		uint256 deadline,
+		uint256 minPointsToAddOption
+	) external returns (address);
+
+	/// @notice Gets all deployed questions
+	/// @return An array of IQuestion interfaces representing all deployed questions
+	function getQuestions() external view returns (IQuestion[] memory);
+
+	/// @notice Gets the total number of deployed questions
+	/// @return The number of deployed questions
+	function getQuestionCount() external view returns (uint256);
+}