@compas/code-gen/src/crud/partials/routes.js

Generate various boring parts of your server

/**
 * @param {{
 *   handlerName: string,
 *   crudName: string,
 *   hasTransformContext: boolean,
 *   countBuilder: string,
 *   listBuilder: string,
 *   primaryKey: string,
 * }} data
 * @returns {string}
 */
export const crudPartialRouteList = (data) => `
${data.handlerName} = async (ctx) => {
  const countBuilder = ${data.countBuilder};
  
  countBuilder.where = {
    ...ctx.validatedBody.where,
    ...(countBuilder.where ?? {}),
  };
  
  const listBuilder = ${data.listBuilder};
    
  ${data.crudName}ListPreModifier && await ${
    data.crudName
  }ListPreModifier(newEventFromEvent(ctx.event), ctx, countBuilder, listBuilder);

  const { total, ${data.primaryKey}In } = await ${
    data.crudName
  }Count(newEventFromEvent(ctx.event), sql, countBuilder, ctx.validatedQuery);
  
  listBuilder.where.${data.primaryKey}In = ${data.primaryKey}In;
  
  const result = await ${
    data.crudName
  }List(newEventFromEvent(ctx.event), sql, listBuilder);
  
  ${
    data.hasTransformContext ?
      `const transformContext = ${data.crudName}TransformContext ? await ${data.crudName}TransformContext(ctx) : undefined;`
    : ""
  }
  
  ctx.body = {
    total,
    list: result.map(it => ${data.crudName}Transform(it${
      data.hasTransformContext ? ", transformContext" : ""
    })),
  };
};
`;

/**
 * @param {{
 *   handlerName: string,
 *   hasTransformContext: boolean,
 *   crudName: string,
 *   builder: string,
 * }} data
 * @returns {string}
 */
export const crudPartialRouteSingle = (data) => `
${data.handlerName} = async (ctx) => {
  const builder = ${data.builder};
  
  ${data.crudName}SinglePreModifier && await ${
    data.crudName
  }SinglePreModifier(newEventFromEvent(ctx.event), ctx, builder);

  
  const item = await ${data.crudName}Single(newEventFromEvent(ctx.event), sql, builder);
  
  ${
    data.hasTransformContext ?
      `const transformContext = ${data.crudName}TransformContext ? await ${data.crudName}TransformContext(ctx) : undefined;`
    : ""
  }
  
  ctx.body = {
    item: ${data.crudName}Transform(item${
      data.hasTransformContext ? ", transformContext" : ""
    }),
  };
};
`;

/**
 * @param {{
 *   handlerName: string,
 *   crudName: string,
 *   hasTransformContext: boolean,
 *   builder: string,
 *   applyParams?: {
 *     bodyKey: string,
 *     paramsKey: string,
 *   },
 *   oneToOneChecks?: {
 *     builder: string,
 *   },
 * }} data
 * @returns {string}
 */
export const crudPartialRouteCreate = (data) => `
${data.handlerName} = async (ctx) => {
    const builder = ${data.builder};
    ${
      data.oneToOneChecks ?
        `const oneToOneBuilder = ${data.oneToOneChecks.builder};`
      : ``
    }
    ${data.crudName}CreatePreModifier && await ${
      data.crudName
    }CreatePreModifier(newEventFromEvent(ctx.event), ctx, builder${
      data.oneToOneChecks ? `, oneToOneBuilder` : ""
    });

  ${
    data.applyParams ?
      `ctx.validatedBody.${data.applyParams.bodyKey} = ctx.validatedParams.${data.applyParams.paramsKey};`
    : ``
  }
  ${
    data.oneToOneChecks ?
      `
  try {
    const exists = await ${data.crudName}Single(newEventFromEvent(ctx.event), sql, oneToOneBuilder);
    if (exists) {
      throw AppError.validationError("${data.crudName}.create.alreadyExists");
    }
  } catch (e) {
    if (e.key === "${data.crudName}.create.alreadyExists") {
      throw e;
    }
  }
`
    : ``
  }
  
  const item = await sql.begin(sql => ${
    data.crudName
  }Create(newEventFromEvent(ctx.event), sql, ctx.validatedBody, builder));
  
  ${
    data.hasTransformContext ?
      `const transformContext = ${data.crudName}TransformContext ? await ${data.crudName}TransformContext(ctx) : undefined;`
    : ""
  }

  ctx.body = {
    item: ${data.crudName}Transform(item${
      data.hasTransformContext ? ", transformContext" : ""
    }),
  };
};
`;

/**
 * @param {{
 *   handlerName: string,
 *   crudName: string,
 *   builder: string,
 * }} data
 * @returns {string}
 */
export const crudPartialRouteUpdate = (data) => `
${data.handlerName} = async (ctx) => {
  const builder = ${data.builder};
  ${data.crudName}UpdatePreModifier && await ${data.crudName}UpdatePreModifier(newEventFromEvent(ctx.event), ctx, builder);

  
  const item = await ${data.crudName}Single(newEventFromEvent(ctx.event), sql, builder);
  
  await sql.begin(sql => ${data.crudName}Update(newEventFromEvent(ctx.event), sql, item, ctx.validatedBody));
  
  ctx.body = {
    success: true,
  };
};
`;

/**
 * @param {{
 *   handlerName: string,
 *   crudName: string,
 *   builder: string,
 * }} data
 * @returns {string}
 */
export const crudPartialRouteDelete = (data) => `
${data.handlerName} = async (ctx) => {
  const builder = ${data.builder};
  ${data.crudName}DeletePreModifier && await ${data.crudName}DeletePreModifier(newEventFromEvent(ctx.event), ctx, builder);

  const item = await ${data.crudName}Single(newEventFromEvent(ctx.event), sql, builder);
  
  await sql.begin(sql => ${data.crudName}Delete(newEventFromEvent(ctx.event), sql, item));
  
  ctx.body = {
    success: true,
  };
};
`;