import os
from string import Template


class SQLProvider:
    def __init__(self, file_path):
        self.scripts = {}
        for file in os.listdir(file_path):
            _sql = open(f"{file_path}/{file}").read()
            self.scripts[file] = Template(_sql)

    def get(self, name, params) -> dict:
        if name not in self.scripts:
            raise ValueError(f"SQL template {name} not found")
        return self.scripts[name].substitute(**params)