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MapData,
MinaNFTMapUpdate,
MinaNFTTextDataUpdate,
MinaNFTFileDataUpdate,
};
import { Poseidon } from "o1js";
import { BaseMinaNFTObject } from "../baseminanftobject";
import { PrivateMetadata } from "../privatemetadata";
import { MetadataMap } from "../contract/update";
import {
MinaNFTStringUpdate,
MinaNFTFieldUpdate,
MinaNFTFileUpdate,
MinaNFTTextUpdate,
} from "../update";
import { MinaNFT } from "../minanft";
import { TextData } from "./text";
import { File, FileData } from "./file";
/**
* MinaNFTMapUpdate is the data for the update of the metadata to be written to the NFT state
* with text value
* Text can be of any length
* @property key The key of the metadata
* @property text The text
* @property isPrivate True if the text is private, default is false
*/
interface MinaNFTMapUpdate {
key: string;
map: MapData;
isPrivate?: boolean;
}
interface MinaNFTTextDataUpdate {
key: string;
textData: TextData;
isPrivate?: boolean;
}
interface MinaNFTFileDataUpdate {
key: string;
fileData: FileData;
isPrivate?: boolean;
}
class MapData extends BaseMinaNFTObject {
metadata: Map<string, PrivateMetadata>;
constructor() {
super("map");
this.metadata = new Map<string, PrivateMetadata>();
}
/**
* Calculates and sets a root of the MapData
* Should be called before updating the NFT state!!!
*/
public setRoot() {
const map: MetadataMap = new MetadataMap();
this.metadata.forEach((value: PrivateMetadata, key: string) => {
const keyField = MinaNFT.stringToField(key);
map.data.set(keyField, value.data);
map.kind.set(keyField, value.kind);
});
this.root = Poseidon.hash([map.data.getRoot(), map.kind.getRoot()]);
}
/**
* updates Metadata
* @param key key to update
* @param value value to update
*/
public updateMetadata(key: string, value: PrivateMetadata): void {
this.metadata.set(key, value);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTStringUpdate} update data
*/
public update(data: MinaNFTStringUpdate): void {
this.updateMetadata(
data.key,
new PrivateMetadata({
data: MinaNFT.stringToField(data.value),
kind: MinaNFT.stringToField(data.kind ?? "string"),
isPrivate: data.isPrivate ?? false,
})
);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTTextUpdate} update data
*/
public updateText(data: MinaNFTTextUpdate): void {
const text = new TextData(data.text);
this.updateMetadata(
data.key,
new PrivateMetadata({
data: text.root,
kind: MinaNFT.stringToField("text"),
isPrivate: data.isPrivate ?? false,
linkedObject: text,
})
);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTTextDataUpdate} update data
*/
public updateTextData(data: MinaNFTTextDataUpdate): void {
this.updateMetadata(
data.key,
new PrivateMetadata({
data: data.textData.root,
kind: MinaNFT.stringToField("text"),
isPrivate: data.isPrivate ?? false,
linkedObject: data.textData,
})
);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTFileDataUpdate} update data
*/
public updateFileData(data: MinaNFTFileDataUpdate): void {
this.updateMetadata(
data.key,
new PrivateMetadata({
data: data.fileData.root,
kind: MinaNFT.stringToField(data.fileData.type),
isPrivate: data.isPrivate ?? false,
linkedObject: data.fileData,
})
);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTTextUpdate} update data
*/
public updateMap(data: MinaNFTMapUpdate): void {
data.map.setRoot();
this.updateMetadata(
data.key,
new PrivateMetadata({
data: data.map.root,
kind: MinaNFT.stringToField("map"),
isPrivate: data.isPrivate ?? false,
linkedObject: data.map,
})
);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTFileUpdate} update data
*/
public async updateFile(data: MinaNFTFileUpdate): Promise<void> {
const file = new File(data.filename, data.fileType, data.fileMetadata);
console.log("Pinning file to IPFS...");
await file.pin({
pinataJWT: data.pinataJWT,
arweaveKey: data.arweaveKey,
keyvalues: { project: "MinaNFT", type: "file", nftType: "map" },
});
console.log("Calculating file Merkle tree root...");
console.time("File Merkle tree root calculated");
await file.treeData(data.calculateRoot ?? true);
console.timeEnd("File Merkle tree root calculated");
console.time("Calculated SHA-3 512");
await file.sha3_512();
console.timeEnd("Calculated SHA-3 512");
const fileData: FileData = await file.data();
this.updateMetadata(
data.key,
new PrivateMetadata({
data: fileData.root,
kind: MinaNFT.stringToField("file"),
isPrivate: data.isPrivate ?? false,
linkedObject: fileData,
})
);
}
/**
* updates PrivateMetadata
* @param data {@link MinaNFTFieldUpdate} update data
*/
public updateField(data: MinaNFTFieldUpdate): void {
this.updateMetadata(data.key, {
data: data.value,
kind: MinaNFT.stringToField(data.kind ?? "string"),
isPrivate: data.isPrivate ?? false,
} as PrivateMetadata);
}
/**
* Converts a MapData to JSON
* @returns map as JSON object
*/
public toJSON(): object {
return {
type: this.type,
properties: Object.fromEntries(this.metadata),
};
}
public static fromJSON(
json: object,
// eslint-disable-next-line @typescript-eslint/no-inferrable-types
skipCalculatingMetadataRoot: boolean = false
): MapData {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const obj = json as any;
const data = obj.data;
const kind = obj.kind;
const linkedObject = obj.linkedObject;
Iif (data === undefined)
throw new Error(`uri: NFT metadata: data should present: ${json}`);
Iif (kind === undefined || typeof kind !== "string" || kind !== "map")
throw new Error("uri: NFT metadata: kind mismatch");
Iif (
linkedObject === undefined ||
typeof linkedObject !== "object" ||
linkedObject.properties === undefined ||
typeof linkedObject.properties !== "object" ||
linkedObject.type === undefined ||
typeof linkedObject.type !== "string" ||
linkedObject.type !== "map"
)
throw new Error("uri: NFT metadata: map json mismatch");
const map = new MapData();
for (const key in linkedObject.properties) {
const value = linkedObject.properties[key];
Iif (value === undefined || typeof value !== "object")
throw new Error("uri: NFT metadata: map json mismatch");
const kind = value.kind;
const data = value.data;
const isPrivate: boolean = value.isPrivate ?? false;
Iif (
kind === undefined ||
typeof kind !== "string" ||
data === undefined ||
typeof data !== "string"
)
throw new Error("uri: NFT metadata: map kind or data mismatch");
switch (kind) {
case "string":
map.update({
key,
value: data,
isPrivate,
});
break;
case "text":
map.updateTextData({
key,
textData: TextData.fromJSON(value),
isPrivate,
});
break;
case "map":
map.updateMap({
key,
map: MapData.fromJSON(value, skipCalculatingMetadataRoot),
isPrivate,
});
break;
case "file":
map.updateFileData({
key,
fileData: FileData.fromJSON(value),
isPrivate,
});
break;
default:
throw new Error("uri: NFT metadata: map json mismatch");
}
}
if (skipCalculatingMetadataRoot === false) {
map.setRoot();
Iif (map.root.toJSON() !== data)
throw new Error("uri: NFT metadata: map root mismatch");
}
return map;
}
}
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