@dbml/core
Version:
> TODO: description
359 lines (358 loc) • 18.8 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _lodash = _interopRequireDefault(require("lodash"));
var _utils = require("./utils");
var _config = require("../model_structure/config");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _toConsumableArray(r) { return _arrayWithoutHoles(r) || _iterableToArray(r) || _unsupportedIterableToArray(r) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _iterableToArray(r) { if ("undefined" != typeof Symbol && null != r[Symbol.iterator] || null != r["@@iterator"]) return Array.from(r); }
function _arrayWithoutHoles(r) { if (Array.isArray(r)) return _arrayLikeToArray(r); }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
var PostgresExporter = /*#__PURE__*/function () {
function PostgresExporter() {
_classCallCheck(this, PostgresExporter);
}
return _createClass(PostgresExporter, null, [{
key: "exportEnums",
value: function exportEnums(enumIds, model) {
var enumArr = enumIds.map(function (enumId) {
var _enum = model.enums[enumId];
var schema = model.schemas[_enum.schemaId];
var enumValueArr = _enum.valueIds.map(function (valueId) {
var value = model.enumValues[valueId];
return " '".concat(value.name, "'");
});
var enumValueStr = enumValueArr.join(',\n');
var line = "CREATE TYPE ".concat((0, _utils.shouldPrintSchema)(schema, model) ? "\"".concat(schema.name, "\".") : '', "\"").concat(_enum.name, "\" AS ENUM (\n").concat(enumValueStr, "\n);\n");
return line;
});
return enumArr;
}
}, {
key: "getFieldLines",
value: function getFieldLines(tableId, model) {
var table = model.tables[tableId];
var lines = table.fieldIds.map(function (fieldId) {
var field = model.fields[fieldId];
var line = '';
if (field.increment) {
var typicalIntergers = new Set(['BIGINT', 'INT', 'INTEGER', 'SMALLINT']);
var incrementIntergers = new Set(['SMALLSERIAL', 'SERIAL', 'BIGSERIAL']);
var typeRaw = field.type.type_name.toUpperCase();
var type = '';
if (typicalIntergers.has(typeRaw)) type = "".concat(typeRaw, " GENERATED BY DEFAULT AS IDENTITY");else if (incrementIntergers.has(typeRaw)) type = typeRaw;else type = 'SERIAL';
line = "\"".concat(field.name, "\" ").concat(type);
} else {
var schemaName = '';
if (field.type.schemaName && field.type.schemaName !== _config.DEFAULT_SCHEMA_NAME) {
schemaName = (0, _utils.hasWhiteSpaceOrUpperCase)(field.type.schemaName) ? "\"".concat(field.type.schemaName, "\".") : "".concat(field.type.schemaName, ".");
}
var typeName = (0, _utils.hasWhiteSpaceOrUpperCase)(field.type.type_name) ? "\"".concat(field.type.type_name, "\"") : field.type.type_name;
line = "\"".concat(field.name, "\" ").concat(schemaName).concat(typeName);
}
if (field.unique) {
line += ' UNIQUE';
}
if (field.pk) {
line += ' PRIMARY KEY';
}
if (field.not_null) {
line += ' NOT NULL';
}
if (field.dbdefault) {
if (field.dbdefault.type === 'expression') {
line += " DEFAULT (".concat(field.dbdefault.value, ")");
} else if (field.dbdefault.type === 'string') {
line += " DEFAULT '".concat(field.dbdefault.value, "'");
} else {
line += " DEFAULT ".concat(field.dbdefault.value);
}
}
return line;
});
return lines;
}
}, {
key: "getCompositePKs",
value: function getCompositePKs(tableId, model) {
var table = model.tables[tableId];
var compositePkIds = table.indexIds ? table.indexIds.filter(function (indexId) {
return model.indexes[indexId].pk;
}) : [];
var lines = compositePkIds.map(function (keyId) {
var key = model.indexes[keyId];
var line = 'PRIMARY KEY';
var columnArr = [];
key.columnIds.forEach(function (columnId) {
var column = model.indexColumns[columnId];
var columnStr = '';
if (column.type === 'expression') {
columnStr = "(".concat(column.value, ")");
} else {
columnStr = "\"".concat(column.value, "\"");
}
columnArr.push(columnStr);
});
line += " (".concat(columnArr.join(', '), ")");
return line;
});
return lines;
}
}, {
key: "getTableContentArr",
value: function getTableContentArr(tableIds, model) {
var tableContentArr = tableIds.map(function (tableId) {
var fieldContents = PostgresExporter.getFieldLines(tableId, model);
var compositePKs = PostgresExporter.getCompositePKs(tableId, model);
return {
tableId: tableId,
fieldContents: fieldContents,
compositePKs: compositePKs
};
});
return tableContentArr;
}
}, {
key: "exportTables",
value: function exportTables(tableIds, model) {
var tableContentArr = PostgresExporter.getTableContentArr(tableIds, model);
var tableStrs = tableContentArr.map(function (tableContent) {
var content = [].concat(_toConsumableArray(tableContent.fieldContents), _toConsumableArray(tableContent.compositePKs));
var table = model.tables[tableContent.tableId];
var schema = model.schemas[table.schemaId];
var tableStr = "CREATE TABLE ".concat((0, _utils.shouldPrintSchema)(schema, model) ? "\"".concat(schema.name, "\".") : '', "\"").concat(table.name, "\" (\n").concat(content.map(function (line) {
return " ".concat(line);
}).join(',\n'), "\n);\n");
return tableStr;
});
return tableStrs;
}
}, {
key: "buildFieldName",
value: function buildFieldName(fieldIds, model) {
var fieldNames = fieldIds.map(function (fieldId) {
return "\"".concat(model.fields[fieldId].name, "\"");
}).join(', ');
return "(".concat(fieldNames, ")");
}
}, {
key: "buildTableManyToMany",
value: function buildTableManyToMany(firstTableFieldsMap, secondTableFieldsMap, tableName, refEndpointSchema, model) {
var line = "CREATE TABLE ".concat((0, _utils.shouldPrintSchema)(refEndpointSchema, model) ? "\"".concat(refEndpointSchema.name, "\".") : '', "\"").concat(tableName, "\" (\n");
var key1s = _toConsumableArray(firstTableFieldsMap.keys()).join('", "');
var key2s = _toConsumableArray(secondTableFieldsMap.keys()).join('", "');
firstTableFieldsMap.forEach(function (fieldType, fieldName) {
line += " \"".concat(fieldName, "\" ").concat(fieldType, ",\n");
});
secondTableFieldsMap.forEach(function (fieldType, fieldName) {
line += " \"".concat(fieldName, "\" ").concat(fieldType, ",\n");
});
line += " PRIMARY KEY (\"".concat(key1s, "\", \"").concat(key2s, "\")\n");
line += ');\n\n';
return line;
}
}, {
key: "buildForeignKeyManyToMany",
value: function buildForeignKeyManyToMany(fieldsMap, foreignEndpointFields, refEndpointTableName, foreignEndpointTableName, refEndpointSchema, foreignEndpointSchema, model) {
var refEndpointFields = _toConsumableArray(fieldsMap.keys()).join('", "');
var line = "ALTER TABLE ".concat((0, _utils.shouldPrintSchema)(refEndpointSchema, model) ? "\"".concat(refEndpointSchema.name, "\".") : '', "\"").concat(refEndpointTableName, "\" ADD FOREIGN KEY (\"").concat(refEndpointFields, "\") REFERENCES ").concat((0, _utils.shouldPrintSchema)(foreignEndpointSchema, model) ? "\"".concat(foreignEndpointSchema.name, "\".") : '', "\"").concat(foreignEndpointTableName, "\" ").concat(foreignEndpointFields, ";\n\n");
return line;
}
}, {
key: "exportRefs",
value: function exportRefs(refIds, model, usedTableNames) {
var _this = this;
var strArr = refIds.map(function (refId) {
var line = '';
var ref = model.refs[refId];
var refOneIndex = ref.endpointIds.findIndex(function (endpointId) {
return model.endpoints[endpointId].relation === '1';
});
var refEndpointIndex = refOneIndex === -1 ? 0 : refOneIndex;
var foreignEndpointId = ref.endpointIds[1 - refEndpointIndex];
var refEndpointId = ref.endpointIds[refEndpointIndex];
var foreignEndpoint = model.endpoints[foreignEndpointId];
var refEndpoint = model.endpoints[refEndpointId];
var refEndpointField = model.fields[refEndpoint.fieldIds[0]];
var refEndpointTable = model.tables[refEndpointField.tableId];
var refEndpointSchema = model.schemas[refEndpointTable.schemaId];
var refEndpointFieldName = _this.buildFieldName(refEndpoint.fieldIds, model, 'postgres');
var foreignEndpointField = model.fields[foreignEndpoint.fieldIds[0]];
var foreignEndpointTable = model.tables[foreignEndpointField.tableId];
var foreignEndpointSchema = model.schemas[foreignEndpointTable.schemaId];
var foreignEndpointFieldName = _this.buildFieldName(foreignEndpoint.fieldIds, model, 'postgres');
if (refOneIndex === -1) {
// many to many relationship
var firstTableFieldsMap = (0, _utils.buildJunctionFields1)(refEndpoint.fieldIds, model);
var secondTableFieldsMap = (0, _utils.buildJunctionFields2)(foreignEndpoint.fieldIds, model, firstTableFieldsMap);
var newTableName = (0, _utils.buildNewTableName)(refEndpointTable.name, foreignEndpointTable.name, usedTableNames);
line += _this.buildTableManyToMany(firstTableFieldsMap, secondTableFieldsMap, newTableName, refEndpointSchema, model);
line += _this.buildForeignKeyManyToMany(firstTableFieldsMap, refEndpointFieldName, newTableName, refEndpointTable.name, refEndpointSchema, refEndpointSchema, model);
line += _this.buildForeignKeyManyToMany(secondTableFieldsMap, foreignEndpointFieldName, newTableName, foreignEndpointTable.name, refEndpointSchema, foreignEndpointSchema, model);
} else {
line = "ALTER TABLE ".concat((0, _utils.shouldPrintSchema)(foreignEndpointSchema, model) ? "\"".concat(foreignEndpointSchema.name, "\".") : '', "\"").concat(foreignEndpointTable.name, "\" ADD ");
if (ref.name) {
line += "CONSTRAINT \"".concat(ref.name, "\" ");
}
line += "FOREIGN KEY ".concat(foreignEndpointFieldName, " REFERENCES ").concat((0, _utils.shouldPrintSchema)(refEndpointSchema, model) ? "\"".concat(refEndpointSchema.name, "\".") : '', "\"").concat(refEndpointTable.name, "\" ").concat(refEndpointFieldName);
if (ref.onDelete) {
line += " ON DELETE ".concat(ref.onDelete.toUpperCase());
}
if (ref.onUpdate) {
line += " ON UPDATE ".concat(ref.onUpdate.toUpperCase());
}
line += ';\n';
}
return line;
});
return strArr;
}
}, {
key: "exportIndexes",
value: function exportIndexes(indexIds, model) {
// exclude composite pk index
var indexArr = indexIds.filter(function (indexId) {
return !model.indexes[indexId].pk;
}).map(function (indexId) {
var index = model.indexes[indexId];
var table = model.tables[index.tableId];
var schema = model.schemas[table.schemaId];
var line = 'CREATE';
if (index.unique) {
line += ' UNIQUE';
}
var indexName = index.name ? "\"".concat(index.name, "\"") : '';
line += ' INDEX';
if (indexName) {
line += " ".concat(indexName);
}
line += " ON ".concat((0, _utils.shouldPrintSchema)(schema, model) ? "\"".concat(schema.name, "\".") : '', "\"").concat(table.name, "\"");
if (index.type) {
line += " USING ".concat(index.type.toUpperCase());
}
var columnArr = [];
index.columnIds.forEach(function (columnId) {
var column = model.indexColumns[columnId];
var columnStr = '';
if (column.type === 'expression') {
columnStr = "(".concat(column.value, ")");
} else {
columnStr = "\"".concat(column.value, "\"");
}
columnArr.push(columnStr);
});
line += " (".concat(columnArr.join(', '), ")");
line += ';\n';
return line;
});
return indexArr;
}
}, {
key: "exportComments",
value: function exportComments(comments, model) {
var commentArr = comments.map(function (comment) {
var line = 'COMMENT ON';
var table = model.tables[comment.tableId];
var schema = model.schemas[table.schemaId];
switch (comment.type) {
case 'table':
{
line += " TABLE ".concat((0, _utils.shouldPrintSchema)(schema, model) ? "\"".concat(schema.name, "\".") : '', "\"").concat(table.name, "\" IS '").concat(table.note.replace(/'/g, "''"), "'");
break;
}
case 'column':
{
var field = model.fields[comment.fieldId];
line += " COLUMN ".concat((0, _utils.shouldPrintSchema)(schema, model) ? "\"".concat(schema.name, "\".") : '', "\"").concat(table.name, "\".\"").concat(field.name, "\" IS '").concat(field.note.replace(/'/g, "''"), "'");
break;
}
default:
break;
}
line += ';\n';
return line;
});
return commentArr;
}
}, {
key: "export",
value: function _export(model) {
var database = model.database['1'];
var usedTableNames = new Set(Object.values(model.tables).map(function (table) {
return table.name;
}));
var statements = database.schemaIds.reduce(function (prevStatements, schemaId) {
var schema = model.schemas[schemaId];
var tableIds = schema.tableIds,
enumIds = schema.enumIds,
refIds = schema.refIds;
if ((0, _utils.shouldPrintSchema)(schema, model)) {
prevStatements.schemas.push("CREATE SCHEMA \"".concat(schema.name, "\";\n"));
}
if (!_lodash["default"].isEmpty(enumIds)) {
var _prevStatements$enums;
(_prevStatements$enums = prevStatements.enums).push.apply(_prevStatements$enums, _toConsumableArray(PostgresExporter.exportEnums(enumIds, model)));
}
if (!_lodash["default"].isEmpty(tableIds)) {
var _prevStatements$table;
(_prevStatements$table = prevStatements.tables).push.apply(_prevStatements$table, _toConsumableArray(PostgresExporter.exportTables(tableIds, model)));
}
var indexIds = _lodash["default"].flatten(tableIds.map(function (tableId) {
return model.tables[tableId].indexIds;
}));
if (!_lodash["default"].isEmpty(indexIds)) {
var _prevStatements$index;
(_prevStatements$index = prevStatements.indexes).push.apply(_prevStatements$index, _toConsumableArray(PostgresExporter.exportIndexes(indexIds, model)));
}
var commentNodes = _lodash["default"].flatten(tableIds.map(function (tableId) {
var _model$tables$tableId = model.tables[tableId],
fieldIds = _model$tables$tableId.fieldIds,
note = _model$tables$tableId.note;
var fieldObjects = fieldIds.filter(function (fieldId) {
return model.fields[fieldId].note;
}).map(function (fieldId) {
return {
type: 'column',
fieldId: fieldId,
tableId: tableId
};
});
return note ? [{
type: 'table',
tableId: tableId
}].concat(fieldObjects) : fieldObjects;
}));
if (!_lodash["default"].isEmpty(commentNodes)) {
var _prevStatements$comme;
(_prevStatements$comme = prevStatements.comments).push.apply(_prevStatements$comme, _toConsumableArray(PostgresExporter.exportComments(commentNodes, model)));
}
if (!_lodash["default"].isEmpty(refIds)) {
var _prevStatements$refs;
(_prevStatements$refs = prevStatements.refs).push.apply(_prevStatements$refs, _toConsumableArray(PostgresExporter.exportRefs(refIds, model, usedTableNames)));
}
return prevStatements;
}, {
schemas: [],
enums: [],
tables: [],
indexes: [],
comments: [],
refs: []
});
var res = _lodash["default"].concat(statements.schemas, statements.enums, statements.tables, statements.indexes, statements.comments, statements.refs).join('\n');
return res;
}
}]);
}();
var _default = exports["default"] = PostgresExporter;