google-api-fetch/src/services/sheets/SheetsClient_v4.js

A lightweight Google API client using fetch for edge environments

export default class SheetsClient_v4 {
  constructor(authClient) {
    this.authClient = authClient;
    this.baseUrl = 'https://sheets.googleapis.com/v4';
  }

  getInterface() {
    return {
      spreadsheets: this.sheets()
    };
  }

  sheets() {
    return {
      get: async ({ spreadsheetId }) => {
        const headers = await this.authClient.getAuthHeaders();
        
        const response = await fetch(`${this.baseUrl}/spreadsheets/${spreadsheetId}`, {
          headers
        });
        
        if (!response.ok) {
          const error = await response.json();
          throw new Error(`Failed to get spreadsheet: ${JSON.stringify(error)}`);
        }
        
        return { data: await response.json() };
      },
      
      batchUpdate: async ({ spreadsheetId, resource }) => {
        const headers = await this.authClient.getAuthHeaders();
        
        const response = await fetch(`${this.baseUrl}/spreadsheets/${spreadsheetId}:batchUpdate`, {
          method: 'POST',
          headers,
          body: JSON.stringify(resource)
        });
        
        if (!response.ok) {
          const error = await response.json();
          throw new Error(`Failed to batch update: ${JSON.stringify(error)}`);
        }
        
        return { data: await response.json() };
      },
      
      values: {
        get: async ({ spreadsheetId, range }) => {
          const headers = await this.authClient.getAuthHeaders();
          
          const response = await fetch(
            `${this.baseUrl}/spreadsheets/${spreadsheetId}/values/${encodeURIComponent(range)}`, 
            { headers }
          );
          
          if (!response.ok) {
            const error = await response.json();
            throw new Error(`Failed to get values: ${JSON.stringify(error)}`);
          }
          
          return { data: await response.json() };
        },
        
        update: async ({ spreadsheetId, range, valueInputOption, resource }) => {
          const headers = await this.authClient.getAuthHeaders();
          
          const response = await fetch(
            `${this.baseUrl}/spreadsheets/${spreadsheetId}/values/${encodeURIComponent(range)}?valueInputOption=${valueInputOption}`, 
            {
              method: 'PUT',
              headers,
              body: JSON.stringify(resource)
            }
          );
          
          if (!response.ok) {
            const error = await response.json();
            throw new Error(`Failed to update values: ${JSON.stringify(error)}`);
          }
          
          return { data: await response.json() };
        },
        
        append: async ({ spreadsheetId, range, valueInputOption, resource }) => {
          const headers = await this.authClient.getAuthHeaders();
          
          const response = await fetch(
            `${this.baseUrl}/spreadsheets/${spreadsheetId}/values/${encodeURIComponent(range)}:append?valueInputOption=${valueInputOption}`, 
            {
              method: 'POST',
              headers,
              body: JSON.stringify(resource)
            }
          );
          
          if (!response.ok) {
            const error = await response.json();
            throw new Error(`Failed to append values: ${JSON.stringify(error)}`);
          }
          
          return { data: await response.json() };
        }
      }
    };
  }
}