ICP Time Capsule Smart Contract

This project implements a smart contract on the Internet Computer Protocol (ICP) to create personal and community time capsules. A time capsule allows users to store messages, images, and videos that can be revealed after a specific date.

Features

• Personal Time Capsule: Users can create, retrieve, and update personal time capsules.
• Community Time Capsule: Users can create community time capsules with multiple members.

Smart Contract Functions

Personal Time Capsule

createTimeCapsule(payload: TimeCapsulePayload): Result<TimeCapsule, string>

Create a new personal time capsule.

• payload: The data for the time capsule, including the message, reveal date, and optional image and video URLs.
• Returns: The created time capsule or an error message.

retrieveTimeCapsule(id: string): Result<TimeCapsule, string>

Retrieve a personal time capsule by its ID.

• id: The ID of the time capsule.
• Returns: The time capsule if the reveal date has passed, or an error message.

updateTimeCapsule(id: string, payload: TimeCapsulePayload): Result<TimeCapsule, string>

Update an existing personal time capsule.

• id: The ID of the time capsule to update.
• payload: The new data for the time capsule.
• Returns: The updated time capsule or an error message.

Community Time Capsule

createCommunityTimeCapsule(payload: CommunityTimeCapsulePayload): Result<CommunityTimeCapsule, string>

Create a new community time capsule.

• payload: The data for the community time capsule, including the reveal date, members, and media.
• Returns: The created community time capsule or an error message.

Types

TimeCapsule

• id: string - The unique identifier of the time capsule.
• message: string - The message stored in the time capsule.
• revealDate: nat64 - The date when the time capsule can be revealed.
• owner: Principal - The owner of the time capsule.
• isRevealed: boolean - Whether the time capsule has been revealed.

TimeCapsulePayload

• message: string - The message to store in the time capsule.
• revealDate: nat64 - The reveal date of the time capsule.
• imageurl: Opt - Optional URL of an image.
• videourl: Opt - Optional URL of a video.

Media

• message: Opt - Optional message.
• photoUrl: Opt - Optional URL of a photo.
• videoUrl: Opt - Optional URL of a video.

CommunityTimeCapsule

• id: string - The unique identifier of the community time capsule.
• revealDate: nat64 - The date when the community time capsule can be revealed.
• owner: Principal - The owner of the community time capsule.
• isRevealed: boolean - Whether the community time capsule has been revealed.
• memberPrincipal: Vec - List of members' principals.
• memberMedia: Vec - List of media associated with members.

CommunityTimeCapsulePayload

• revealDate: nat64 - The reveal date of the community time capsule.
• members: Vec - List of members to be added to the community time capsule.
• media: Vec - List of media associated with members.

Installation

1. Clone the repository: git clone https://github.com/trudransh/ICP-azle-timecapsule.git
2. Navigate to the project directory: cd ICP-azle-timecapsule
3. Install dependencies: npm install

Usage

Deploy the smart contract to the Internet Computer and interact with it using DFINITY's SDK or any compatible tool.

License

This project is licensed under the MIT License - see the LICENSE file for details.