TFT Comparator

tft-root.sol

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "ipfs://Qmb4pKzeErWgC8pU6cLzV7JU6R9jV7EDTZX3MkJa2wak6J";

contract TFTToken is ITFT {
    struct InflectionData {
        bytes32[] blobs;
        mapping(bytes32 => bool) blobExists;
    }
    
    mapping(bytes32 => InflectionData) private _inflections;
    
    function createInflection(bytes32 inflection, bytes32 blob) external override {
        require(!_inflections[inflection].blobExists[blob], "Blob already exists for inflection");
        _inflections[inflection].blobs.push(blob);
        _inflections[inflection].blobExists[blob] = true;
    }
    
    function deleteInflection(bytes32 inflection, bytes32 blob) external override {
        require(_inflections[inflection].blobExists[blob], "Blob does not exist for inflection");
        bytes32[] storage blobs = _inflections[inflection].blobs;
        for (uint i = 0; i < blobs.length; i++) {
            if (blobs[i] == blob) {
                blobs[i] = blobs[blobs.length - 1];
                blobs.pop();
                break;
            }
        }
        delete _inflections[inflection].blobExists[blob];
    }
    
    function getInflectionData(bytes32 inflection) external view override returns (bytes32[] memory) {
        return _inflections[inflection].blobs;
    }

    function compareInflections(bytes32 inflection, address otherToken) external view override returns (bool) {
        ITFT other = ITFT(otherToken);
        bytes32[] memory myInflections = getInflectionData(inflection);
        bytes32[] memory otherInflections = other.getInflectionData(inflection);
        if (myInflections.length != otherInflections.length) {
            return false;
        }
        for (uint i = 0; i < myInflections.length; i++) {
            bool found = false;
            for (uint j = 0; j < otherInflections.length; j++) {
                if (myInflections[i] == otherInflections[j]) {
                    found = true;
                    break;
                }
            }
            if (!found) {
                return false;
            }
        }
        return true;
    }
}