flint-orm/dist/src/index.js

Type-safe SQLite ORM for JavaScript

// @bun
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}
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};
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function __exportSetter(name, newValue) {
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var __esm = (fn, res) => () => (fn && (res = fn(fn = 0)), res);
var __require = import.meta.require;

// src/query/conditions.ts
function isColumnDef(value) {
  return value !== null && typeof value === "object" && "__internal" in value;
}
function eq(left, valueOrColumn) {
  if (isColumnDef(valueOrColumn)) {
    return { type: "eqColumn", left, right: valueOrColumn };
  }
  return { type: "eq", column: left, value: valueOrColumn };
}
function and(...conditions) {
  return { type: "and", conditions };
}
function or(...conditions) {
  return { type: "or", conditions };
}
function isIn(column, values) {
  return { type: "in", column, values };
}
function isNotIn(column, values) {
  return { type: "notIn", column, values };
}
function isNull(column) {
  return { type: "isNull", column };
}
function isNotNull(column) {
  return { type: "isNotNull", column };
}
function like(column, pattern) {
  return { type: "like", column, pattern };
}
function glob(column, pattern) {
  return { type: "glob", column, pattern };
}
function between(column, low, high) {
  return { type: "between", column, low, high };
}
function gt(column, value) {
  return { type: "gt", column, value };
}
function gte(column, value) {
  return { type: "gte", column, value };
}
function lt(column, value) {
  return { type: "lt", column, value };
}
function lte(column, value) {
  return { type: "lte", column, value };
}
function neq(column, value) {
  return { type: "neq", column, value };
}
function compileCondition(cond, params) {
  switch (cond.type) {
    case "eq":
      params.push(cond.column.__internal.encode(cond.value));
      return `${cond.column.name} = ?`;
    case "eqColumn": {
      const leftName = cond.left.__internal.tableName ? `${cond.left.__internal.tableName}.${cond.left.name}` : cond.left.name;
      const rightName = cond.right.__internal.tableName ? `${cond.right.__internal.tableName}.${cond.right.name}` : cond.right.name;
      return `${leftName} = ${rightName}`;
    }
    case "in": {
      const encoded = cond.values.map((v) => cond.column.__internal.encode(v));
      params.push(...encoded);
      const placeholders = encoded.map(() => "?").join(", ");
      return `${cond.column.name} IN (${placeholders})`;
    }
    case "notIn": {
      const encoded = cond.values.map((v) => cond.column.__internal.encode(v));
      params.push(...encoded);
      const placeholders = encoded.map(() => "?").join(", ");
      return `${cond.column.name} NOT IN (${placeholders})`;
    }
    case "isNull":
      return `${cond.column.name} IS NULL`;
    case "isNotNull":
      return `${cond.column.name} IS NOT NULL`;
    case "like":
      params.push(cond.pattern);
      return `${cond.column.name} LIKE ?`;
    case "glob":
      params.push(cond.pattern);
      return `${cond.column.name} GLOB ?`;
    case "between":
      params.push(cond.column.__internal.encode(cond.low));
      params.push(cond.column.__internal.encode(cond.high));
      return `${cond.column.name} BETWEEN ? AND ?`;
    case "gt":
      params.push(cond.column.__internal.encode(cond.value));
      return `${cond.column.name} > ?`;
    case "gte":
      params.push(cond.column.__internal.encode(cond.value));
      return `${cond.column.name} >= ?`;
    case "lt":
      params.push(cond.column.__internal.encode(cond.value));
      return `${cond.column.name} < ?`;
    case "lte":
      params.push(cond.column.__internal.encode(cond.value));
      return `${cond.column.name} <= ?`;
    case "neq":
      params.push(cond.column.__internal.encode(cond.value));
      return `${cond.column.name} != ?`;
    case "and":
      return cond.conditions.map((c) => compileCondition(c, params)).join(" AND ");
    case "or":
      return `(${cond.conditions.map((c) => compileCondition(c, params)).join(" OR ")})`;
  }
}
function compileConditions(conditions, params) {
  if (conditions.length === 0)
    return "1=1";
  return conditions.map((c) => compileCondition(c, params)).join(" AND ");
}

// src/errors.ts
var FlintError, FlintValidationError, FlintQueryError;
var init_errors = __esm(() => {
  FlintError = class FlintError extends Error {
    constructor(message) {
      super(message);
      this.name = "FlintError";
    }
  };
  FlintValidationError = class FlintValidationError extends FlintError {
    constructor(message) {
      super(message);
      this.name = "FlintValidationError";
    }
  };
  FlintQueryError = class FlintQueryError extends FlintError {
    originalError;
    constructor(message, originalError) {
      super(message);
      this.name = "FlintQueryError";
      this.originalError = originalError;
    }
  };
});

// src/query/builder.ts
function getCol(tbl, key) {
  const col = tbl[key];
  if (!col)
    throw new FlintValidationError(`Column "${key}" not found in table`);
  return col;
}
function columnEntries(tbl) {
  return Object.entries(tbl).filter(([k]) => k !== "_" && k !== "__indexes");
}
function decodeRow(raw, tbl) {
  const out = {};
  for (const [key, col] of columnEntries(tbl)) {
    out[key] = col.__internal.decode(raw[col.name]);
  }
  return out;
}
function decodeSelectedRow(raw, tbl, keys) {
  const out = {};
  for (const key of keys) {
    const col = getCol(tbl, key);
    out[key] = col.__internal.decode(raw[col.name]);
  }
  return out;
}
function findPKKeys(tbl) {
  const keys = [];
  for (const [key, col] of columnEntries(tbl)) {
    if (col.__internal.isPrimaryKey)
      keys.push(key);
  }
  if (keys.length === 0) {
    throw new FlintValidationError("Table has no primary key column");
  }
  return keys;
}
function resolveForeignKeyCondition(parent, parentName, child, childName) {
  for (const [, col] of columnEntries(child)) {
    if (col.__internal.referencesTable === parentName && col.__internal.referencesColumn) {
      const parentCol = getCol(parent, col.__internal.referencesColumn);
      if (parentCol) {
        return eq(parentCol, col);
      }
    }
  }
  throw new FlintValidationError(`No foreign key reference found from "${childName}" to "${parentName}". Use .references() on the child table or provide an explicit condition.`);
}
function extractColumns(cond) {
  switch (cond.type) {
    case "eq":
      return [cond.column];
    case "eqColumn":
      return [cond.left, cond.right];
    case "in":
    case "notIn":
    case "isNull":
    case "isNotNull":
    case "like":
    case "glob":
    case "between":
      return [cond.column];
    case "and":
    case "or":
      return cond.conditions.flatMap(extractColumns);
    default:
      return [];
  }
}
function validateColumnOwnership(conditions, allowedTables, context) {
  const allowedColumns = new Set(allowedTables.flatMap((t) => columnEntries(t).map(([, c]) => c)));
  for (const cond of conditions) {
    const cols = extractColumns(cond);
    for (const col of cols) {
      if (!allowedColumns.has(col)) {
        throw new FlintValidationError(`Column "${col.name}" does not belong to ${context}. ` + `Check that you're using a column from the queried table, not a different table.`);
      }
    }
  }
}
function resolveColumns(table, selectedColumns, prefix) {
  if (selectedColumns) {
    return selectedColumns.map((k) => {
      const name = getCol(table, k).name;
      return prefix ? `${prefix}.${name}` : name;
    }).join(", ");
  }
  const entries = columnEntries(table);
  return entries.map(([, c]) => prefix ? `${prefix}.${c.name}` : c.name).join(", ");
}

class SelectBuilder {
  #executor;
  #tableName;
  #table;
  #conditions;
  #selectedColumns;
  #orderByClauses;
  #limitValue;
  #offsetValue;
  #distinct;
  constructor(executor, tableName, table, conditions = [], selectedColumns = null, orderByClauses = [], limitValue = null, offsetValue = null, distinct = false) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#conditions = conditions;
    this.#selectedColumns = selectedColumns;
    this.#orderByClauses = orderByClauses;
    this.#limitValue = limitValue;
    this.#offsetValue = offsetValue;
    this.#distinct = distinct;
  }
  where(condition) {
    return new SelectBuilder(this.#executor, this.#tableName, this.#table, [...this.#conditions, condition], this.#selectedColumns, this.#orderByClauses, this.#limitValue, this.#offsetValue, this.#distinct);
  }
  columns(keys) {
    return new NarrowedSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, keys, this.#orderByClauses, this.#limitValue, this.#offsetValue, this.#distinct);
  }
  single() {
    return new SingleSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#offsetValue, this.#distinct);
  }
  distinct() {
    return new SelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#limitValue, this.#offsetValue, true);
  }
  orderBy(key, direction = "asc") {
    const column = getCol(this.#table, key);
    return new SelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, [...this.#orderByClauses, { column, direction }], this.#limitValue, this.#offsetValue, this.#distinct);
  }
  limit(n) {
    return new SelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, n, this.#offsetValue, this.#distinct);
  }
  offset(n) {
    return new SelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#limitValue, n, this.#distinct);
  }
  toSQL() {
    validateColumnOwnership(this.#conditions, [this.#table], `SELECT from "${this.#tableName}"`);
    const cols = resolveColumns(this.#table, this.#selectedColumns);
    const params = [];
    const distinct = this.#distinct ? "DISTINCT " : "";
    let sql = `SELECT ${distinct}${cols} FROM ${this.#tableName}`;
    const where = compileConditions(this.#conditions, params);
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#orderByClauses.length > 0) {
      const orderClauses = this.#orderByClauses.map((o) => `${o.column.name} ${o.direction.toUpperCase()}`).join(", ");
      sql += ` ORDER BY ${orderClauses}`;
    }
    if (this.#limitValue !== null)
      sql += ` LIMIT ${this.#limitValue}`;
    if (this.#offsetValue !== null)
      sql += ` OFFSET ${this.#offsetValue}`;
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      const rows = await this.#executor.all(sql, params);
      const records = rows;
      if (this.#selectedColumns) {
        return records.map((r) => decodeSelectedRow(r, this.#table, this.#selectedColumns));
      }
      return records.map((r) => decodeRow(r, this.#table));
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}

class NarrowedSelectBuilder {
  #executor;
  #tableName;
  #table;
  #conditions;
  #selectedColumns;
  #orderByClauses;
  #limitValue;
  #offsetValue;
  #distinct;
  constructor(executor, tableName, table, conditions, selectedColumns, orderByClauses, limitValue, offsetValue, distinct) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#conditions = conditions;
    this.#selectedColumns = selectedColumns;
    this.#orderByClauses = orderByClauses;
    this.#limitValue = limitValue;
    this.#offsetValue = offsetValue;
    this.#distinct = distinct;
  }
  where(condition) {
    return new NarrowedSelectBuilder(this.#executor, this.#tableName, this.#table, [...this.#conditions, condition], this.#selectedColumns, this.#orderByClauses, this.#limitValue, this.#offsetValue, this.#distinct);
  }
  distinct() {
    return new NarrowedSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#limitValue, this.#offsetValue, true);
  }
  single() {
    return new NarrowedSingleSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#offsetValue, this.#distinct);
  }
  orderBy(key, direction = "asc") {
    const column = getCol(this.#table, key);
    return new NarrowedSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, [...this.#orderByClauses, { column, direction }], this.#limitValue, this.#offsetValue, this.#distinct);
  }
  limit(n) {
    return new NarrowedSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, n, this.#offsetValue, this.#distinct);
  }
  offset(n) {
    return new NarrowedSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#limitValue, n, this.#distinct);
  }
  toSQL() {
    validateColumnOwnership(this.#conditions, [this.#table], `SELECT from "${this.#tableName}"`);
    const cols = resolveColumns(this.#table, this.#selectedColumns);
    const params = [];
    const distinct = this.#distinct ? "DISTINCT " : "";
    let sql = `SELECT ${distinct}${cols} FROM ${this.#tableName}`;
    const where = compileConditions(this.#conditions, params);
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#orderByClauses.length > 0) {
      const orderClauses = this.#orderByClauses.map((o) => `${o.column.name} ${o.direction.toUpperCase()}`).join(", ");
      sql += ` ORDER BY ${orderClauses}`;
    }
    if (this.#limitValue !== null)
      sql += ` LIMIT ${this.#limitValue}`;
    if (this.#offsetValue !== null)
      sql += ` OFFSET ${this.#offsetValue}`;
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      const rows = await this.#executor.all(sql, params);
      return rows.map((r) => decodeSelectedRow(r, this.#table, this.#selectedColumns));
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}

class SingleSelectBuilder {
  #executor;
  #tableName;
  #table;
  #conditions;
  #selectedColumns;
  #orderByClauses;
  #offsetValue;
  #distinct;
  constructor(executor, tableName, table, conditions, selectedColumns = null, orderByClauses = [], offsetValue = null, distinct = false) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#conditions = conditions;
    this.#selectedColumns = selectedColumns;
    this.#orderByClauses = orderByClauses;
    this.#offsetValue = offsetValue;
    this.#distinct = distinct;
  }
  where(condition) {
    return new SingleSelectBuilder(this.#executor, this.#tableName, this.#table, [...this.#conditions, condition], this.#selectedColumns, this.#orderByClauses, this.#offsetValue, this.#distinct);
  }
  orderBy(key, direction = "asc") {
    const column = getCol(this.#table, key);
    return new SingleSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, [...this.#orderByClauses, { column, direction }], this.#offsetValue, this.#distinct);
  }
  offset(n) {
    return new SingleSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, n, this.#distinct);
  }
  toSQL() {
    validateColumnOwnership(this.#conditions, [this.#table], `SELECT from "${this.#tableName}"`);
    const cols = resolveColumns(this.#table, this.#selectedColumns);
    const params = [];
    const distinct = this.#distinct ? "DISTINCT " : "";
    let sql = `SELECT ${distinct}${cols} FROM ${this.#tableName}`;
    const where = compileConditions(this.#conditions, params);
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#orderByClauses.length > 0) {
      const orderClauses = this.#orderByClauses.map((o) => `${o.column.name} ${o.direction.toUpperCase()}`).join(", ");
      sql += ` ORDER BY ${orderClauses}`;
    }
    sql += " LIMIT 1";
    if (this.#offsetValue !== null)
      sql += ` OFFSET ${this.#offsetValue}`;
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      const row = await this.#executor.get(sql, params);
      if (!row)
        return null;
      const record = row;
      if (this.#selectedColumns) {
        return decodeSelectedRow(record, this.#table, this.#selectedColumns);
      }
      return decodeRow(record, this.#table);
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}

class NarrowedSingleSelectBuilder {
  #executor;
  #tableName;
  #table;
  #conditions;
  #selectedColumns;
  #orderByClauses;
  #offsetValue;
  #distinct;
  constructor(executor, tableName, table, conditions, selectedColumns, orderByClauses, offsetValue, distinct) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#conditions = conditions;
    this.#selectedColumns = selectedColumns;
    this.#orderByClauses = orderByClauses;
    this.#offsetValue = offsetValue;
    this.#distinct = distinct;
  }
  where(condition) {
    return new NarrowedSingleSelectBuilder(this.#executor, this.#tableName, this.#table, [...this.#conditions, condition], this.#selectedColumns, this.#orderByClauses, this.#offsetValue, this.#distinct);
  }
  orderBy(key, direction = "asc") {
    const column = getCol(this.#table, key);
    return new NarrowedSingleSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, [...this.#orderByClauses, { column, direction }], this.#offsetValue, this.#distinct);
  }
  offset(n) {
    return new NarrowedSingleSelectBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, this.#selectedColumns, this.#orderByClauses, n, this.#distinct);
  }
  toSQL() {
    validateColumnOwnership(this.#conditions, [this.#table], `SELECT from "${this.#tableName}"`);
    const cols = resolveColumns(this.#table, this.#selectedColumns);
    const params = [];
    const distinct = this.#distinct ? "DISTINCT " : "";
    let sql = `SELECT ${distinct}${cols} FROM ${this.#tableName}`;
    const where = compileConditions(this.#conditions, params);
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#orderByClauses.length > 0) {
      const orderClauses = this.#orderByClauses.map((o) => `${o.column.name} ${o.direction.toUpperCase()}`).join(", ");
      sql += ` ORDER BY ${orderClauses}`;
    }
    sql += " LIMIT 1";
    if (this.#offsetValue !== null)
      sql += ` OFFSET ${this.#offsetValue}`;
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      const row = await this.#executor.get(sql, params);
      if (!row)
        return null;
      return decodeSelectedRow(row, this.#table, this.#selectedColumns);
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}

class JoinStage1 {
  #executor;
  #parent;
  #parentName;
  #joinType;
  constructor(executor, parent, parentName, joinType) {
    this.#executor = executor;
    this.#parent = parent;
    this.#parentName = parentName;
    this.#joinType = joinType;
  }
  on(child, condition) {
    const childName = child._.name;
    const resolvedCondition = condition ?? resolveForeignKeyCondition(this.#parent, this.#parentName, child, childName);
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, [{ table: child, name: childName, condition: resolvedCondition }], this.#joinType);
  }
}

class JoinBuilderImpl {
  #executor;
  #parent;
  #parentName;
  #joins;
  #joinType;
  #conditions;
  #selectedColumns;
  #orderByClauses;
  #limitValue;
  #offsetValue;
  constructor(executor, parent, parentName, joins, joinType, conditions = [], selectedColumns = null, orderByClauses = [], limitValue = null, offsetValue = null) {
    this.#executor = executor;
    this.#parent = parent;
    this.#parentName = parentName;
    this.#joins = joins;
    this.#joinType = joinType;
    this.#conditions = conditions;
    this.#selectedColumns = selectedColumns;
    this.#orderByClauses = orderByClauses;
    this.#limitValue = limitValue;
    this.#offsetValue = offsetValue;
  }
  on(child, condition) {
    const childName = child._.name;
    const resolvedCondition = condition ?? resolveForeignKeyCondition(this.#parent, this.#parentName, child, childName);
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, [...this.#joins, { table: child, name: childName, condition: resolvedCondition }], this.#joinType, this.#conditions, this.#selectedColumns);
  }
  where(condition) {
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, [...this.#conditions, condition], this.#selectedColumns);
  }
  columns(keys) {
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, keys, this.#orderByClauses, this.#limitValue, this.#offsetValue);
  }
  orderBy(key, direction = "asc") {
    const column = getCol(this.#parent, key);
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, this.#selectedColumns, [...this.#orderByClauses, { column, direction }], this.#limitValue, this.#offsetValue);
  }
  limit(n) {
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, this.#selectedColumns, this.#orderByClauses, n, this.#offsetValue);
  }
  offset(n) {
    return new JoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#limitValue, n);
  }
  single() {
    return new SingleJoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, this.#selectedColumns, this.#orderByClauses, this.#offsetValue);
  }
  toSQL() {
    const allowedTables = [this.#parent, ...this.#joins.map((j) => j.table)];
    validateColumnOwnership(this.#conditions, allowedTables, `SELECT from "${this.#parentName}"`);
    const parentCols = resolveColumns(this.#parent, this.#selectedColumns, this.#parentName);
    const childCols = [];
    for (const join of this.#joins) {
      const entries = columnEntries(join.table);
      for (const [, c] of entries) {
        childCols.push(`${join.name}.${c.name} AS ${join.name}_${c.name}`);
      }
    }
    const joinKeyword = this.#joinType === "left" ? "LEFT JOIN" : "INNER JOIN";
    const joinClauses = [];
    const joinParams = [];
    for (const join of this.#joins) {
      const joinOn = compileConditions([join.condition], joinParams);
      joinClauses.push(`${joinKeyword} ${join.name} ON ${joinOn}`);
    }
    const whereParams = [];
    const where = compileConditions(this.#conditions, whereParams);
    let sql = `SELECT ${parentCols}${childCols.length ? ", " + childCols.join(", ") : ""} FROM ${this.#parentName} ${joinClauses.join(" ")}`;
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#orderByClauses.length > 0) {
      const orderClauses = this.#orderByClauses.map((o) => `${o.column.name} ${o.direction.toUpperCase()}`).join(", ");
      sql += ` ORDER BY ${orderClauses}`;
    }
    if (this.#limitValue !== null)
      sql += ` LIMIT ${this.#limitValue}`;
    if (this.#offsetValue !== null)
      sql += ` OFFSET ${this.#offsetValue}`;
    return { sql, params: [...joinParams, ...whereParams] };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      const rows = await this.#executor.all(sql, params);
      return this.#decodeJoinRows(rows);
    } catch (e) {
      if (e instanceof FlintQueryError)
        throw e;
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
  #decodeJoinRows(rows) {
    const parentEntries = columnEntries(this.#parent);
    const pkKeys = findPKKeys(this.#parent);
    const pkColNames = pkKeys.map((k) => getCol(this.#parent, k).name);
    const childEntryMaps = [];
    for (const j of this.#joins) {
      childEntryMaps.push({
        name: j.name,
        entries: columnEntries(j.table),
        table: j.table
      });
    }
    const grouped = new Map;
    for (const row of rows) {
      const pk = pkColNames.length === 1 ? row[pkColNames[0]] : pkColNames.map((name) => String(row[name])).join("||");
      if (!grouped.has(pk)) {
        const parentRow = {};
        for (const [key, col] of parentEntries) {
          parentRow[key] = row[col.name];
        }
        grouped.set(pk, {
          parent: parentRow,
          children: childEntryMaps.map(() => [])
        });
      }
      const group = grouped.get(pk);
      childEntryMaps.forEach((childMap, i) => {
        const childRow = {};
        let hasNonNullChild = false;
        for (const [key, col] of childMap.entries) {
          const val = row[`${childMap.name}_${col.name}`];
          childRow[key] = val;
          if (val != null)
            hasNonNullChild = true;
        }
        if (this.#joinType === "left" && !hasNonNullChild)
          return;
        group.children[i].push(childRow);
      });
    }
    const result = [];
    for (const { parent, children } of grouped.values()) {
      const decodedParent = this.#selectedColumns ? decodeSelectedRow(parent, this.#parent, this.#selectedColumns) : decodeRow(parent, this.#parent);
      const nested = { ...decodedParent };
      childEntryMaps.forEach((childMap, i) => {
        nested[childMap.name] = children[i].map((c) => decodeRow(c, childMap.table));
      });
      result.push(nested);
    }
    return result;
  }
}

class SingleJoinBuilderImpl {
  #executor;
  #parent;
  #parentName;
  #joins;
  #joinType;
  #conditions;
  #selectedColumns;
  #orderByClauses;
  #offsetValue;
  constructor(executor, parent, parentName, joins, joinType, conditions, selectedColumns = null, orderByClauses = [], offsetValue = null) {
    this.#executor = executor;
    this.#parent = parent;
    this.#parentName = parentName;
    this.#joins = joins;
    this.#joinType = joinType;
    this.#conditions = conditions;
    this.#selectedColumns = selectedColumns;
    this.#orderByClauses = orderByClauses;
    this.#offsetValue = offsetValue;
  }
  where(condition) {
    return new SingleJoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, [...this.#conditions, condition], this.#selectedColumns, this.#orderByClauses, this.#offsetValue);
  }
  orderBy(key, direction = "asc") {
    const column = getCol(this.#parent, key);
    return new SingleJoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, this.#selectedColumns, [...this.#orderByClauses, { column, direction }], this.#offsetValue);
  }
  offset(n) {
    return new SingleJoinBuilderImpl(this.#executor, this.#parent, this.#parentName, this.#joins, this.#joinType, this.#conditions, this.#selectedColumns, this.#orderByClauses, n);
  }
  toSQL() {
    const allowedTables = [this.#parent, ...this.#joins.map((j) => j.table)];
    validateColumnOwnership(this.#conditions, allowedTables, `SELECT from "${this.#parentName}"`);
    const parentCols = resolveColumns(this.#parent, this.#selectedColumns, this.#parentName);
    const childCols = [];
    for (const join of this.#joins) {
      const entries = columnEntries(join.table);
      for (const [, c] of entries) {
        childCols.push(`${join.name}.${c.name} AS ${join.name}_${c.name}`);
      }
    }
    const joinKeyword = this.#joinType === "left" ? "LEFT JOIN" : "INNER JOIN";
    const joinClauses = [];
    const joinParams = [];
    for (const join of this.#joins) {
      const joinOn = compileConditions([join.condition], joinParams);
      joinClauses.push(`${joinKeyword} ${join.name} ON ${joinOn}`);
    }
    const whereParams = [];
    const where = compileConditions(this.#conditions, whereParams);
    let sql = `SELECT ${parentCols}${childCols.length ? ", " + childCols.join(", ") : ""} FROM ${this.#parentName} ${joinClauses.join(" ")}`;
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#orderByClauses.length > 0) {
      const orderClauses = this.#orderByClauses.map((o) => `${o.column.name} ${o.direction.toUpperCase()}`).join(", ");
      sql += ` ORDER BY ${orderClauses}`;
    }
    sql += " LIMIT 1";
    if (this.#offsetValue !== null)
      sql += ` OFFSET ${this.#offsetValue}`;
    return { sql, params: [...joinParams, ...whereParams] };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      const rows = await this.#executor.all(sql, params);
      const records = rows;
      if (records.length === 0)
        return null;
      return this.#decodeJoinRow(records);
    } catch (e) {
      if (e instanceof FlintQueryError)
        throw e;
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
  #decodeJoinRow(rows) {
    const parentEntries = columnEntries(this.#parent);
    const pkKeys = findPKKeys(this.#parent);
    const pkColNames = pkKeys.map((k) => getCol(this.#parent, k).name);
    const childEntryMaps = [];
    for (const j of this.#joins) {
      childEntryMaps.push({
        name: j.name,
        entries: columnEntries(j.table),
        table: j.table
      });
    }
    const grouped = new Map;
    for (const r of rows) {
      const pk = pkColNames.length === 1 ? r[pkColNames[0]] : pkColNames.map((name) => String(r[name])).join("||");
      if (!grouped.has(pk)) {
        const parentRow = {};
        for (const [key, col] of parentEntries) {
          parentRow[key] = r[col.name];
        }
        grouped.set(pk, {
          parent: parentRow,
          children: childEntryMaps.map(() => [])
        });
      }
      const group = grouped.get(pk);
      childEntryMaps.forEach((childMap, i) => {
        const childRow = {};
        let hasNonNullChild = false;
        for (const [key, col] of childMap.entries) {
          const val = r[`${childMap.name}_${col.name}`];
          childRow[key] = val;
          if (val != null)
            hasNonNullChild = true;
        }
        if (this.#joinType === "left" && !hasNonNullChild)
          return;
        group.children[i].push(childRow);
      });
    }
    const first = grouped.values().next().value;
    if (!first)
      return null;
    const decodedParent = this.#selectedColumns ? decodeSelectedRow(first.parent, this.#parent, this.#selectedColumns) : decodeRow(first.parent, this.#parent);
    const nested = { ...decodedParent };
    childEntryMaps.forEach((childMap, i) => {
      nested[childMap.name] = first.children[i].map((c) => decodeRow(c, childMap.table));
    });
    return nested;
  }
}

class InsertValuesBuilder {
  #executor;
  #tableName;
  #table;
  constructor(executor, tableName, table) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
  }
  values(rowOrRows) {
    return new InsertBuilder(this.#executor, this.#tableName, this.#table, rowOrRows);
  }
}

class InsertBuilder {
  #executor;
  #tableName;
  #table;
  #rows;
  #returning;
  #onConflict;
  constructor(executor, tableName, table, rowOrRows, returning = false, onConflict) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#rows = Array.isArray(rowOrRows) ? rowOrRows : [rowOrRows];
    this.#returning = returning;
    this.#onConflict = onConflict;
  }
  returning(keys) {
    return new InsertBuilder(this.#executor, this.#tableName, this.#table, this.#rows, keys ?? true, this.#onConflict);
  }
  onConflictDoNothing() {
    return new InsertBuilder(this.#executor, this.#tableName, this.#table, this.#rows, this.#returning, { mode: "nothing" });
  }
  onConflictDoUpdate(options) {
    return new InsertBuilder(this.#executor, this.#tableName, this.#table, this.#rows, this.#returning, {
      mode: "update",
      target: options.target,
      set: options.set
    });
  }
  toSQL() {
    const entries = columnEntries(this.#table);
    const inserts = [];
    for (const [key, c] of entries) {
      const allUndefined = this.#rows.every((row) => row[key] === undefined);
      if (allUndefined && (c.__internal.hasDefault || c.__internal.isAutoIncrement)) {
        continue;
      }
      inserts.push([key, c]);
    }
    if (inserts.length === 0) {
      const allDefault = entries.filter(([, c]) => c.__internal.hasDefault || c.__internal.isAutoIncrement || c.__internal.hasDefaultNow);
      const names2 = allDefault.map(([, c]) => c.name).join(", ");
      const placeholders = allDefault.map(() => "DEFAULT").join(", ");
      return {
        sql: `INSERT INTO ${this.#tableName} (${names2}) VALUES (${placeholders})`,
        params: []
      };
    }
    const names = inserts.map(([, c]) => c.name).join(", ");
    const placeholderRow = inserts.map(() => "?").join(", ");
    const allPlaceholders = this.#rows.map(() => `(${placeholderRow})`).join(", ");
    const params = [];
    for (const row of this.#rows) {
      for (const [key, c] of inserts) {
        const value = row[key];
        if (value === undefined && c.__internal.hasDefaultNow) {
          params.push(c.__internal.encode(new Date));
        } else {
          params.push(c.__internal.encode(value));
        }
      }
    }
    let sql = `INSERT INTO ${this.#tableName} (${names}) VALUES ${allPlaceholders}`;
    if (this.#onConflict) {
      if (this.#onConflict.mode === "nothing") {
        sql += " ON CONFLICT DO NOTHING";
      } else {
        const target = this.#onConflict.target;
        const targetCols = Array.isArray(target) ? target : [target];
        const targetNames = targetCols.map((c) => c.name).join(", ");
        const setEntries = Object.entries(this.#onConflict.set);
        const setClauses = setEntries.map(([key, value]) => {
          const col = getCol(this.#table, key);
          if (value === undefined)
            return null;
          return `${col.name} = excluded.${col.name}`;
        }).filter(Boolean);
        if (setClauses.length > 0) {
          sql += ` ON CONFLICT (${targetNames}) DO UPDATE SET ${setClauses.join(", ")}`;
        }
      }
    }
    if (this.#returning) {
      if (Array.isArray(this.#returning)) {
        const cols = this.#returning.map((k) => getCol(this.#table, k).name).join(", ");
        sql += ` RETURNING ${cols}`;
      } else {
        sql += " RETURNING *";
      }
    }
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      if (this.#returning) {
        const rows = await this.#executor.all(sql, params);
        const records = rows;
        if (Array.isArray(this.#returning)) {
          return records.map((r) => decodeSelectedRow(r, this.#table, this.#returning));
        }
        return records.map((r) => decodeRow(r, this.#table));
      }
      return await this.#executor.run(sql, params);
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}

class UpdateSetBuilder {
  #executor;
  #tableName;
  #table;
  constructor(executor, tableName, table) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
  }
  set(partial) {
    return new UpdateBuilder(this.#executor, this.#tableName, this.#table, partial);
  }
}

class UpdateBuilder {
  #executor;
  #tableName;
  #table;
  #set;
  #conditions;
  #returning;
  constructor(executor, tableName, table, set, conditions = [], returning = false) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#set = set;
    this.#conditions = conditions;
    this.#returning = returning;
  }
  set(partial) {
    return new UpdateBuilder(this.#executor, this.#tableName, this.#table, { ...this.#set, ...partial }, this.#conditions, this.#returning);
  }
  where(condition) {
    return new UpdateBuilder(this.#executor, this.#tableName, this.#table, this.#set, [...this.#conditions, condition], this.#returning);
  }
  returning(keys) {
    return new UpdateBuilder(this.#executor, this.#tableName, this.#table, this.#set, this.#conditions, keys ?? true);
  }
  toSQL() {
    validateColumnOwnership(this.#conditions, [this.#table], `UPDATE "${this.#tableName}"`);
    const params = [];
    const setClauses = [];
    for (const key of Object.keys(this.#set)) {
      const col = getCol(this.#table, key);
      if (col.__internal.hasOnUpdate) {
        setClauses.push(`${col.name} = ?`);
        params.push(col.__internal.encode(new Date));
        continue;
      }
      setClauses.push(`${col.name} = ?`);
      params.push(col.__internal.encode(this.#set[key]));
    }
    let sql = `UPDATE ${this.#tableName} SET ${setClauses.join(", ")}`;
    const where = compileConditions(this.#conditions, params);
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#returning) {
      if (Array.isArray(this.#returning)) {
        const cols = this.#returning.map((k) => getCol(this.#table, k).name).join(", ");
        sql += ` RETURNING ${cols}`;
      } else {
        sql += " RETURNING *";
      }
    }
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      if (this.#returning) {
        const rows = await this.#executor.all(sql, params);
        const records = rows;
        if (Array.isArray(this.#returning)) {
          return records.map((r) => decodeSelectedRow(r, this.#table, this.#returning));
        }
        return records.map((r) => decodeRow(r, this.#table));
      }
      return await this.#executor.run(sql, params);
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}

class DeleteBuilder {
  #executor;
  #tableName;
  #table;
  #conditions;
  #returning;
  constructor(executor, tableName, table, conditions = [], returning = false) {
    this.#executor = executor;
    this.#tableName = tableName;
    this.#table = table;
    this.#conditions = conditions;
    this.#returning = returning;
  }
  where(condition) {
    return new DeleteBuilder(this.#executor, this.#tableName, this.#table, [...this.#conditions, condition], this.#returning);
  }
  returning(keys) {
    return new DeleteBuilder(this.#executor, this.#tableName, this.#table, this.#conditions, keys ?? true);
  }
  toSQL() {
    validateColumnOwnership(this.#conditions, [this.#table], `DELETE from "${this.#tableName}"`);
    const params = [];
    let sql = `DELETE FROM ${this.#tableName}`;
    const where = compileConditions(this.#conditions, params);
    if (where !== "1=1")
      sql += ` WHERE ${where}`;
    if (this.#returning) {
      if (Array.isArray(this.#returning)) {
        const cols = this.#returning.map((k) => getCol(this.#table, k).name).join(", ");
        sql += ` RETURNING ${cols}`;
      } else {
        sql += " RETURNING *";
      }
    }
    return { sql, params };
  }
  async execute() {
    const { sql, params } = this.toSQL();
    try {
      if (this.#returning) {
        const rows = await this.#executor.all(sql, params);
        const records = rows;
        if (Array.isArray(this.#returning)) {
          return records.map((r) => decodeSelectedRow(r, this.#table, this.#returning));
        }
        return records.map((r) => decodeRow(r, this.#table));
      }
      return await this.#executor.run(sql, params);
    } catch (e) {
      throw new FlintQueryError(`Failed to execute query: ${sql}`, e);
    }
  }
}
var init_builder = __esm(() => {
  init_errors();
});

// src/query/aggregates.ts
function getTableName(table) {
  return table._.name;
}
function getColumnName(column) {
  return column.name;
}
function compileWhere(condition) {
  if (!condition) {
    return { whereSql: "", params: [] };
  }
  const params = [];
  const whereSql = compileCondition(condition, params);
  return { whereSql: ` WHERE ${whereSql}`, params };
}
async function count(executor, table, condition) {
  const tableName = getTableName(table);
  const { whereSql, params } = compileWhere(condition);
  const sql = `SELECT count(*) as cnt FROM ${tableName}${whereSql}`;
  const result = await executor.get(sql, params);
  return result.cnt;
}
async function countColumn(executor, table, column, condition) {
  const tableName = getTableName(table);
  const columnName = getColumnName(column);
  const { whereSql, params } = compileWhere(condition);
  const sql = `SELECT count(${columnName}) as cnt FROM ${tableName}${whereSql}`;
  const result = await executor.get(sql, params);
  return result.cnt;
}
async function sum(executor, table, column, condition) {
  const tableName = getTableName(table);
  const columnName = getColumnName(column);
  const { whereSql, params } = compileWhere(condition);
  const sql = `SELECT sum(${columnName}) as total FROM ${tableName}${whereSql}`;
  const result = await executor.get(sql, params);
  return result.total;
}
async function avg(executor, table, column, condition) {
  const tableName = getTableName(table);
  const columnName = getColumnName(column);
  const { whereSql, params } = compileWhere(condition);
  const sql = `SELECT avg(${columnName}) as average FROM ${tableName}${whereSql}`;
  const result = await executor.get(sql, params);
  return result.average;
}
async function min(executor, table, column, condition) {
  const tableName = getTableName(table);
  const columnName = getColumnName(column);
  const { whereSql, params } = compileWhere(condition);
  const sql = `SELECT min(${columnName}) as minimum FROM ${tableName}${whereSql}`;
  const result = await executor.get(sql, params);
  return result.minimum;
}
async function max(executor, table, column, condition) {
  const tableName = getTableName(table);
  const columnName = getColumnName(column);
  const { whereSql, params } = compileWhere(condition);
  const sql = `SELECT max(${columnName}) as maximum FROM ${tableName}${whereSql}`;
  const result = await executor.get(sql, params);
  return result.maximum;
}
var init_aggregates = () => {};

// src/flint.ts
function createClient(executor) {
  return {
    selectFrom: (table) => new SelectBuilder(executor, table._.name, table),
    insert: (table) => new InsertValuesBuilder(executor, table._.name, table),
    update: (table) => new UpdateSetBuilder(executor, table._.name, table),
    delete: (table) => new DeleteBuilder(executor, table._.name, table),
    leftJoin: (parent) => new JoinStage1(executor, parent, parent._.name, "left"),
    innerJoin: (parent) => new JoinStage1(executor, parent, parent._.name, "inner"),
    batch: (queries) => {
      const stmts = queries.map((q) => q.toSQL());
      return executor.transaction(async () => {
        for (const stmt of stmts) {
          await executor.run(stmt.sql, stmt.params);
        }
      });
    },
    count: (table, condition) => count(executor, table, condition),
    countColumn: (table, column, condition) => countColumn(executor, table, column, condition),
    sum: (table, column, condition) => sum(executor, table, column, condition),
    avg: (table, column, condition) => avg(executor, table, column, condition),
    min: (table, column, condition) => min(executor, table, column, condition),
    max: (table, column, condition) => max(executor, table, column, condition),
    $run(query, ...params) {
      return executor.run(query, params);
    },
    $executor: executor
  };
}
function sql(strings, ...values) {
  let query = "";
  const params = [];
  for (let i = 0;i < strings.length; i++) {
    query += strings[i];
    if (i < values.length) {
      query += "?";
      params.push(values[i]);
    }
  }
  return { sql: query, params };
}
var init_flint = __esm(() => {
  init_builder();
  init_aggregates();
});

// src/index.ts
init_flint();

// src/schema/columns.ts
function nullCast() {
  return null;
}
function makeColumn(config) {
  const base = {
    name: config.name,
    __internal: {
      _type: undefined,
      sqlType: config.sqlType,
      isPrimaryKey: false,
      isNotNull: false,
      isUnique: false,
      hasDefault: false,
      defaultValue: undefined,
      defaultFn: undefined,
      isAutoIncrement: false,
      hasDefaultNow: false,
      hasOnUpdate: false,
      referencesTable: null,
      referencesColumn: null,
      onDelete: null,
      onUpdate: null,
      encode: config.encode,
      decode: config.decode,
      tableName: null
    }
  };
  const col = {
    ...base,
    primaryKey() {
      return { ...this, __internal: { ...this.__internal, isPrimaryKey: true } };
    },
    notNull() {
      return { ...this, __internal: { ...this.__internal, isNotNull: true } };
    },
    unique() {
      return { ...this, __internal: { ...this.__internal, isUnique: true } };
    },
    default(value) {
      return { ...this, __internal: { ...this.__internal, hasDefault: true, defaultValue: value } };
    },
    defaultFn(fn) {
      return { ...this, __internal: { ...this.__internal, hasDefault: true, defaultFn: fn } };
    },
    references(target) {
      return {
        ...this,
        __internal: {
          ...this.__internal,
          referencesTable: target.__internal.tableName,
          referencesColumn: target.name
        }
      };
    },
    onDelete(action) {
      return { ...this, __internal: { ...this.__internal, onDelete: action } };
    },
    onUpdate(action) {
      return { ...this, __internal: { ...this.__internal, onUpdate: action } };
    }
  };
  return col;
}
function text(name) {
  return makeColumn({
    name: name ?? "",
    sqlType: "text",
    encode: (v) => v,
    decode: (v) => v == null ? nullCast() : v
  });
}
function integer(name) {
  const base = makeColumn({
    name: name ?? "",
    sqlType: "integer",
    encode: (v) => v,
    decode: (v) => v == null ? nullCast() : Number(v)
  });
  const intCol = {
    ...base,
    primaryKey() {
      return {
        ...this,
        __internal: { ...this.__internal, isPrimaryKey: true }
      };
    },
    notNull() {
      return {
        ...this,
        __internal: { ...this.__internal, isNotNull: true }
      };
    },
    unique() {
      return {
        ...this,
        __internal: { ...this.__internal, isUnique: true }
      };
    },
    default(value) {
      return {
        ...this,
        __internal: { ...this.__internal, hasDefault: true, defaultValue: value }
      };
    },
    defaultFn(fn) {
      return {
        ...this,
        __internal: { ...this.__internal, hasDefault: true, defaultFn: fn }
      };
    },
    autoIncrement() {
      return {
        ...this,
        __internal: { ...this.__internal, isAutoIncrement: true }
      };
    }
  };
  return intCol;
}
function boolean(name) {
  return makeColumn({
    name: name ?? "",
    sqlType: "integer",
    encode: (v) => v ? 1 : 0,
    decode: (v) => v == null ? nullCast() : Boolean(v)
  });
}
function json(name) {
  return makeColumn({
    name: name ?? "",
    sqlType: "text",
    encode: (v) => v == null ? null : JSON.stringify(v),
    decode: (v) => v == null ? nullCast() : JSON.parse(v)
  });
}
function date(name) {
  const base = makeColumn({
    name: name ?? "",
    sqlType: "integer",
    encode: (v) => v == null ? null : v.getTime(),
    decode: (v) => v == null ? nullCast() : new Date(v)
  });
  const dateCol = {
    ...base,
    primaryKey() {
      return { ...this, __internal: { ...this.__internal, isPrimaryKey: true } };
    },
    notNull() {
      return { ...this, __internal: { ...this.__internal, isNotNull: true } };
    },
    unique() {
      return { ...this, __internal: { ...this.__internal, isUnique: true } };
    },
    default(value) {
      return { ...this, __internal: { ...this.__internal, hasDefault: true, defaultValue: value } };
    },
    defaultFn(fn) {
      return { ...this, __internal: { ...this.__internal, hasDefault: true, defaultFn: fn } };
    },
    defaultNow() {
      return { ...this, __internal: { ...this.__internal, hasDefaultNow: true } };
    },
    onUpdateTimestamp() {
      return { ...this, __internal: { ...this.__internal, hasOnUpdate: true } };
    }
  };
  return dateCol;
}
function real(name) {
  return makeColumn({
    name: name ?? "",
    sqlType: "real",
    encode: (v) => v,
    decode: (v) => v == null ? nullCast() : Number(v)
  });
}
// src/schema/table.ts
function table(name, columns, indexFn)