/////////////////////////////////////////////////////////////
//
// pgAdmin 4 - PostgreSQL Tools
//
// Copyright (C) 2013 - 2021, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
//////////////////////////////////////////////////////////////

import jasmineEnzyme from 'jasmine-enzyme';
import React from 'react';
import '../helper/enzyme.helper';
import { createMount } from '@material-ui/core/test-utils';
import pgAdmin from 'sources/pgadmin';
import {messages} from '../fake_messages';
import SchemaView from '../../../pgadmin/static/js/SchemaView';
import ColumnSchema from '../../../pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/static/js/column.ui';
import BaseUISchema from '../../../pgadmin/static/js/SchemaView/base_schema.ui';
import _ from 'lodash';

class MockSchema extends BaseUISchema {
  get baseFields() {
    return [];
  }
}

class ColumnInColl extends BaseUISchema {
  constructor() {
    super();
  }

  get baseFields() {
    return [{
      id: 'columns', label: '', type: 'collection',
      schema: new ColumnSchema(
        ()=>new MockSchema(),
        {},
        ()=>Promise.resolve([]),
        ()=>Promise.resolve([]),
      ),
      editable: false,
      canAdd: true, canEdit: false, canDelete: true, hasRole: true,
      columns : ['name' , 'cltype', 'attlen', 'attprecision', 'attnotnull', 'is_primary_key'],
    }];
  }
}

function getFieldDepChange(schema, id) {
  return _.find(schema.fields, (f)=>f.id==id)?.depChange;
}

describe('ColumnSchema', ()=>{
  let mount;
  let schemaObj = new ColumnSchema(
    ()=>new MockSchema(),
    {},
    ()=>Promise.resolve([]),
    ()=>Promise.resolve([]),
  );
  let datatypes = [
    {value: 'numeric', length: true, precision: true, min_val: 1, max_val: 140391},
    {value: 'character varying', length: true, precision: false, min_val: 1, max_val: 140391},
  ];
  let getInitData = ()=>Promise.resolve({});

  /* Use createMount so that material ui components gets the required context */
  /* https://material-ui.com/guides/testing/#api */
  beforeAll(()=>{
    mount = createMount();
  });

  afterAll(() => {
    mount.cleanUp();
  });

  beforeEach(()=>{
    jasmineEnzyme();
    /* messages used by validators */
    pgAdmin.Browser = pgAdmin.Browser || {};
    pgAdmin.Browser.messages = pgAdmin.Browser.messages || messages;
    pgAdmin.Browser.utils = pgAdmin.Browser.utils || {};
  });

  it('create', ()=>{
    mount(<SchemaView
      formType='dialog'
      schema={schemaObj}
      viewHelperProps={{
        mode: 'create',
      }}
      onSave={()=>{}}
      onClose={()=>{}}
      onHelp={()=>{}}
      onEdit={()=>{}}
      onDataChange={()=>{}}
      confirmOnCloseReset={false}
      hasSQL={false}
      disableSqlHelp={false}
      disableDialogHelp={false}
    />);
  });

  it('edit', ()=>{
    mount(<SchemaView
      formType='dialog'
      schema={schemaObj}
      getInitData={getInitData}
      viewHelperProps={{
        mode: 'edit',
      }}
      onSave={()=>{}}
      onClose={()=>{}}
      onHelp={()=>{}}
      onEdit={()=>{}}
      onDataChange={()=>{}}
      confirmOnCloseReset={false}
      hasSQL={false}
      disableSqlHelp={false}
      disableDialogHelp={false}
    />);
  });

  it('properties', ()=>{
    mount(<SchemaView
      formType='tab'
      schema={schemaObj}
      getInitData={getInitData}
      viewHelperProps={{
        mode: 'properties',
      }}
      onHelp={()=>{}}
      onEdit={()=>{}}
    />);
  });

  it('create collection', ()=>{
    let schemaCollObj = new ColumnInColl();
    let ctrl = mount(<SchemaView
      formType='dialog'
      schema={schemaCollObj}
      viewHelperProps={{
        mode: 'create',
      }}
      onSave={()=>{}}
      onClose={()=>{}}
      onHelp={()=>{}}
      onEdit={()=>{}}
      onDataChange={()=>{}}
      confirmOnCloseReset={false}
      hasSQL={false}
      disableSqlHelp={false}
      disableDialogHelp={false}
    />);
    /* Make sure you hit every corner */
    ctrl.find('DataGridView').at(0).find('PgIconButton[data-test="add-row"]').find('button').simulate('click');
  });

  it('isTypeIdentity', ()=>{
    let state = {colconstype: 'i'};
    expect(schemaObj.isTypeIdentity(state)).toBe(true);
  });

  it('isTypeGenerated', ()=>{
    let state = {colconstype: 'g'};
    expect(schemaObj.isTypeGenerated(state)).toBe(true);
  });

  it('inSchemaWithModelCheck', ()=>{
    let state = {attnum: 1};
    schemaObj.nodeInfo.schema = {};
    expect(schemaObj.inSchemaWithModelCheck(state)).toBe(true);
    state.attnum = null;
    expect(schemaObj.inSchemaWithModelCheck(state)).toBe(false);
    schemaObj.nodeInfo = {};
    expect(schemaObj.inSchemaWithModelCheck(state)).toBe(true);
  });

  it('attlenRange', ()=>{
    schemaObj.datatypes = datatypes;
    let state = {cltype: 'character varying'};
    expect(schemaObj.attlenRange(state)).toEqual({min: 1, max: 140391});
  });

  it('attprecisionRange', ()=>{
    schemaObj.datatypes = datatypes;
    let state = {cltype: 'numeric'};
    expect(schemaObj.attprecisionRange(state)).toEqual({min: 1, max: 140391});
  });

  it('inSchemaWithColumnCheck', ()=>{
    let state = {};
    schemaObj.nodeInfo = {schema: {}};
    expect(schemaObj.inSchemaWithColumnCheck(state)).toBe(false);

    state.attnum = -1;
    expect(schemaObj.inSchemaWithColumnCheck(state)).toBe(true);

    state.inheritedfrom = 140391;
    expect(schemaObj.inSchemaWithColumnCheck(state)).toBe(true);

    schemaObj.nodeInfo.view = {};
    expect(schemaObj.inSchemaWithColumnCheck(state)).toBe(true);

    schemaObj.nodeInfo = {};
    expect(schemaObj.inSchemaWithColumnCheck(state)).toBe(true);
  });

  it('editableCheckForTable', ()=>{
    let state = {};
    schemaObj.nodeInfo = {};
    expect(schemaObj.editableCheckForTable(state)).toBe(false);
  });

  it('depChange', ()=>{
    schemaObj.datatypes = datatypes;
    let state = {cltype: 'numeric'};
    getFieldDepChange(schemaObj, 'collspcname')(state);

    expect(getFieldDepChange(schemaObj, 'attlen')(state)).toEqual({
      cltype: 'numeric',
      min_val_attlen: 1,
      max_val_attlen: 140391,
    });

    expect(getFieldDepChange(schemaObj, 'attprecision')(state)).toEqual({
      cltype: 'numeric',
      min_val_attprecision: 1,
      max_val_attprecision: 140391,
    });
  });

  it('validate', ()=>{
    let state = {};
    let setError = jasmine.createSpy('setError');

    state.cltype = 'bigint';
    state.min_val_attlen = 5;
    state.max_val_attlen = 10;
    state.attlen = 3;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('attlen', 'Length/Precision should not be less than: 5');
    state.attlen = 11;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('attlen', 'Length/Precision should not be greater than: 10');

    state.attlen = 6;
    state.min_val_attprecision = 5;
    state.max_val_attprecision = 10;
    state.attprecision = 3;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('attprecision', 'Scale should not be less than: 5');
    state.attprecision = 11;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('attprecision', 'Scale should not be greater than: 10');

    state.attprecision = 6;
    state.colconstype = 'g';
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('genexpr', 'Expression value cannot be empty.');

    state.attnum = 1;
    state.attidentity = 'a';
    state.colconstype = 'i';
    schemaObj.origData = {attidentity:'a'};

    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqincrement', 'Increment value cannot be empty.');

    state.seqincrement = 1;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqmin', 'Minimum value cannot be empty.');

    state.seqmin = 1;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqmax', 'Maximum value cannot be empty.');

    state.seqmax = 1;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqcache', 'Cache value cannot be empty.');

    state.attnum = null;
    state.seqmin = null;
    state.seqmax = null;
    schemaObj.origData.attidentity = undefined;
    expect(schemaObj.validate(state, setError)).toBe(false);

    state.seqmin = 3;
    state.seqmax = 2;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqmin', 'Minimum value must be less than maximum value.');

    state.seqmin = 3;
    state.seqmax = 5;
    state.seqstart = 2;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqstart', 'Start value cannot be less than minimum value.');

    state.seqstart = 6;
    schemaObj.validate(state, setError);
    expect(setError).toHaveBeenCalledWith('seqstart', 'Start value cannot be greater than maximum value.');


    state.seqstart = 4;
    expect(schemaObj.validate(state, setError)).toBe(false);
  });
});