drawDB/src/utils/exportAs/documentation.js

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import { dbToTypes } from "../../data/datatypes";
import { jsonToMermaid } from "./mermaid";
export function jsonToDocumentation(obj) {
const documentationSummary = obj.tables
.map((table) => {
return `\t- [${table.name}](#${table.name})\n`;
}).join("");
const documentationEntities = obj.tables
.map((table) => {
const fields = table.fields
.map((field) => {
const fieldType =
field.type +
((dbToTypes[obj.database][field.type].isSized ||
dbToTypes[obj.database][field.type].hasPrecision) &&
field.size &&
field.size !== ""
? "(" + field.size + ")"
: "");
return `| **${field.name}** | ${fieldType} | ${field.primary ? "🔑 PK, " : ""}` +
`${field.nullable ? "null " : "not null "}${field.unique ? ", unique" : ""}${field.increment?", autoincrement":""}` +
`${field.default ? `, default: ${field.default}` : ""} | |${field.comment ? field.comment : ""} |`;
}).join("\n");
return `### ${table.name}\n${table.comment ? table.comment : ""}\n` +
`| Name | Type | Settings | References | Note |\n` +
`|-------------|---------------|-------------------------------|-------------------------------|--------------------------------|\n` +
`${fields}\n\n`;
}).join("");
const documentationRelationships = obj.relationships?.length
? obj.relationships
.map((r) => {
console.log(r);
const startTable = obj.tables[r.startTableId].name;
const endTable = obj.tables[r.endTableId].name;
return `- **${startTable} to ${endTable}**: ${r.cardinality} (${r.comment ? r.comment : ""})\n`;
}).join("") : "";
return `# ${obj.title} Database Documentation\n## Summary\n- [Introduction](#introduction)\n- [Database Type](#database-type)\n`+
`- [Table Structure](#table-structure)\n${documentationSummary}\n- [Relationships](#relationships)\n- [Database Diagram](#database-Diagram)\n`+
`## Introduction\n${obj.notes}\n## Database type\n- **Database system:** `+
`${obj.database.type}\n## Table structure\n\n${documentationEntities}`+
`\n\n## Relationships\n${documentationRelationships}\n\n`+
`## Database Diagram\n\`\`\`${jsonToMermaid(obj)}\`\`\``;
}