import { test, expect } from '../../playwright';
import {
  createCollection,
  closeAllCollections,
  createRequest,
  createEnvironment,
  addEnvironmentVariables,
  saveEnvironment,
  selectRequestPaneTab,
  closeEnvironmentPanel
} from '../utils/page';
import { buildCommonLocators } from '../utils/page/locators';

const saveShortcut = process.platform === 'darwin' ? 'Meta+s' : 'Control+s';

test.describe('Variable Tooltip', () => {
  test.afterEach(async ({ page }) => {
    if (!page.isClosed()) {
      await closeAllCollections(page);
    }
  });

  test('should test tooltip functionality with environment variables', async ({ page, createTmpDir }) => {
    const collectionName = 'tooltip-test';

    await test.step('Create collection and add environment variables', async () => {
      await createCollection(page, collectionName, await createTmpDir('tooltip-collection'));

      await createEnvironment(page, 'Test Env', 'collection');

      await addEnvironmentVariables(page, [
        { name: 'apiKey', value: 'test-key-123' },
        { name: 'secretToken', value: 'secret-xyz', isSecret: true }
      ]);

      await saveEnvironment(page);
      await closeEnvironmentPanel(page);
    });

    await test.step('Create request and test tooltip', async () => {
      // Create request using utility method
      await createRequest(page, 'Test Request', collectionName);

      // Set the URL
      await page.locator('.collection-item-name').filter({ hasText: 'Test Request' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('https://api.example.com?key={{apiKey}}');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Test basic tooltip', async () => {
      const urlEditor = page.locator('#request-url .CodeMirror');
      const apiKeyVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'apiKey' }).first();

      await apiKeyVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();
      await expect(tooltip.locator('.var-name')).toContainText('apiKey');
      await expect(tooltip.locator('.var-scope-badge')).toContainText('Environment');
      await expect(tooltip.locator('.var-value-editable-display')).toContainText('test-key-123');
      await expect(tooltip.locator('.copy-button')).toBeVisible();
    });

    await test.step('Test secret variable with toggle', async () => {
      await page.mouse.move(0, 0);

      await selectRequestPaneTab(page, 'Headers');

      const headerTable = page.locator('table').first();
      const headerRow = headerTable.locator('tbody tr').first();

      const headerNameEditor = headerRow.locator('.CodeMirror').first();
      await headerNameEditor.click();
      await page.keyboard.type('Authorization');

      const headerValueEditor = headerRow.locator('.CodeMirror').nth(1);
      await headerValueEditor.click();
      await page.keyboard.type('Bearer {{secretToken}}');
      await page.keyboard.press(saveShortcut);

      // Test tooltip with secret
      const secretVar = headerValueEditor.locator('.cm-variable-valid').filter({ hasText: 'secretToken' }).first();
      await secretVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      // Verify masked
      const valueDisplay = tooltip.locator('.var-value-editable-display');
      const maskedText = await valueDisplay.textContent();
      // Check that value is masked (contains bullet points and not the actual value)
      expect(maskedText).not.toContain('secret-xyz');
      expect(maskedText?.length).toBeGreaterThan(0);

      // Test toggle
      const toggleButton = tooltip.locator('.secret-toggle-button');
      await expect(toggleButton).toBeVisible();
      await toggleButton.click();
      await expect(valueDisplay).toContainText('secret-xyz');

      // Toggle back
      await toggleButton.click();
      const remaskedText = await valueDisplay.textContent();
      expect(remaskedText).not.toContain('secret-xyz');
      expect(remaskedText?.length).toBeGreaterThan(0);
    });
  });

  test('should test tooltip with variable references', async ({ page, createTmpDir }) => {
    const collectionName = 'tooltip-reference-test';

    await test.step('Create collection with interdependent variables', async () => {
      await createCollection(page, collectionName, await createTmpDir('tooltip-ref-collection'));

      await createEnvironment(page, 'Ref Test Env', 'collection');

      await addEnvironmentVariables(page, [
        { name: 'host', value: 'api.example.com' },
        { name: 'endpoint', value: 'https://{{host}}/users' }
      ]);

      await saveEnvironment(page);
      await closeEnvironmentPanel(page);
    });

    await test.step('Create request with variable references', async () => {
      // Create request using utility method
      await createRequest(page, 'Ref Test Request', collectionName);

      // Set the URL
      await page.locator('.collection-item-name').filter({ hasText: 'Ref Test Request' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('{{endpoint}}');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Test variable referencing other variables', async () => {
      const urlEditor = page.locator('#request-url .CodeMirror');
      const endpointVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'endpoint' }).first();

      await endpointVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();
      await expect(tooltip.locator('.var-name')).toContainText('endpoint');

      // Should show resolved value
      await expect(tooltip.locator('.var-value-editable-display')).toContainText('https://api.example.com/users');

      // Should have copy button
      await expect(tooltip.locator('.copy-button')).toBeVisible();
    });

    await test.step('Test editing variable with references', async () => {
      // Move mouse away to dismiss any active tooltip
      await page.mouse.move(0, 0);

      // URL editor is always visible at the top
      const urlEditor = page.locator('#request-url .CodeMirror');
      const endpointVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'endpoint' }).first();

      await endpointVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      // Click on value to edit
      const valueDisplay = tooltip.locator('.var-value-editable-display');
      await valueDisplay.click();

      // Should show editor with raw value (not resolved)
      const editor = tooltip.locator('.var-value-editor .CodeMirror');
      await expect(editor).toBeVisible();

      // Verify it shows the raw value with variable references
      // focus on the editor
      const editorContent = await editor.locator('.CodeMirror-line').textContent();
      expect(editorContent).toContain('{{host}}');

      // Edit the value
      await page.keyboard.press('End');
      await page.keyboard.type('/posts');

      // Click outside to save
      await page.locator('body').click();

      // Move mouse away and back to get fresh tooltip
      await page.mouse.move(0, 0);

      // Hover again to verify the change
      await endpointVar.hover();

      const newTooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(newTooltip).toBeVisible();

      // Should show updated resolved value
      await expect(newTooltip.locator('.var-value-editable-display')).toContainText('https://api.example.com/users/posts');
    });

    await test.step('Test copy button', async () => {
      // Move mouse away to dismiss any active tooltip
      await page.mouse.move(0, 0);

      const urlEditor = page.locator('#request-url .CodeMirror');
      const endpointVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'endpoint' }).first();

      await endpointVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      const copyButton = tooltip.locator('.copy-button');
      await expect(copyButton).toBeVisible();

      // Click copy button
      await copyButton.click();

      await expect.poll(() => page.evaluate(() => navigator.clipboard.readText()), { timeout: 1000 }).toBe('https://api.example.com/users/posts');
    });
  });

  test('should handle runtime and process.env variables', async ({ page, createTmpDir }) => {
    const collectionName = 'tooltip-readonly-test';

    await test.step('Create collection and request', async () => {
      await createCollection(page, collectionName, await createTmpDir('tooltip-readonly-collection'));

      await createEnvironment(page, 'Readonly Env', 'collection');
      await saveEnvironment(page);
      await closeEnvironmentPanel(page);

      // Create request using utility method
      await createRequest(page, 'Readonly Test', collectionName);

      // Set the URL
      const locators = buildCommonLocators(page);
      await locators.sidebar.request('Readonly Test').click();
      const urlEditor = locators.request.urlInput();
      await urlEditor.click();
      await page.keyboard.type('https://example.com');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Test process.env variable tooltip', async () => {
      // Move mouse away to dismiss any active tooltip
      await page.mouse.move(0, 0);

      // Add a process.env variable in URL (URL editor is always visible at the top)
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.press('End');
      await page.keyboard.type('?env={{process.env.HOME}}');
      await page.keyboard.press(saveShortcut);

      // Hover over process.env variable
      const processEnvVar = urlEditor.locator('.cm-variable-valid, .cm-variable-invalid').filter({ hasText: 'process.env.HOME' }).first();
      await processEnvVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();
      await expect(tooltip.locator('.var-name')).toContainText('process.env.HOME');
      await expect(tooltip.locator('.var-scope-badge')).toContainText('Process Env');

      // Should show read-only note
      await expect(tooltip.locator('.var-readonly-note')).toContainText('read-only');

      // Should have copy button but not be editable
      await expect(tooltip.locator('.copy-button')).toBeVisible();
      await expect(tooltip.locator('.var-value-editor')).not.toBeVisible();
    });
  });

  test('should auto-save request when creating variable via tooltip', async ({ page, createTmpDir }) => {
    const collectionName = 'draft-autosave-test';

    await test.step('Setup collection and request', async () => {
      await createCollection(page, collectionName, await createTmpDir('draft-autosave'));

      // Create request using utility method
      await createRequest(page, 'Autosave Test', collectionName);

      // Set the URL
      await page.locator('.collection-item-name').filter({ hasText: 'Autosave Test' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('https://api.example.com');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Edit URL to create draft with undefined variable', async () => {
      // Edit the URL to add a variable reference
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.press('End');
      await page.keyboard.type('/users/{{myApiKey}}');

      // Verify draft indicator appears (unsaved changes) in the request tab
      const requestTab = page.locator('.request-tab').filter({ has: page.locator('.tab-label', { hasText: 'Autosave Test' }) });
      await expect(requestTab.locator('.has-changes-icon')).toBeVisible();
    });

    await test.step('Create variable via tooltip - should auto-save entire request', async () => {
      // Hover over the undefined variable {{myApiKey}}
      const urlEditor = page.locator('#request-url .CodeMirror');
      const undefinedVar = urlEditor.locator('.cm-variable-invalid').filter({ hasText: 'myApiKey' }).first();
      await undefinedVar.hover();

      // Tooltip should appear
      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();
      await expect(tooltip.locator('.var-name')).toContainText('myApiKey');
      await expect(tooltip.locator('.var-scope-badge')).toContainText('Request');

      // Click to edit the variable
      const valueDisplay = tooltip.locator('.var-value-editable-display');
      await valueDisplay.click();

      // Type value
      const editor = tooltip.locator('.var-value-editor .CodeMirror');
      await expect(editor).toBeVisible();
      await page.keyboard.type('secret-key-123');

      // Click outside to close editor - this will auto-save the entire request
      await page.locator('body').click();
    });

    await test.step('Verify request was auto-saved with URL changes and new variable', async () => {
      // Move mouse away
      await page.mouse.move(0, 0);

      // Verify variable is now valid (green) in the URL
      const urlEditor = page.locator('#request-url .CodeMirror');
      const validVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'myApiKey' });
      await expect(validVar).toBeVisible();

      // Hover to verify value was saved
      await validVar.first().hover();
      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();
      await expect(tooltip.locator('.var-value-editable-display')).toContainText('secret-key-123');

      // Move mouse away
      await page.mouse.move(0, 0);

      // Verify the URL changes were also saved
      const urlContent = await urlEditor.locator('.CodeMirror-line').first().textContent();
      expect(urlContent).toContain('api.example.com/users');
      expect(urlContent).toContain('myApiKey');

      // Verify draft indicator is GONE (everything was auto-saved)
      const requestTab = page.locator('.request-tab').filter({ has: page.locator('.tab-label', { hasText: 'Autosave Test' }) });
      await expect(requestTab.locator('.has-changes-icon')).not.toBeVisible();
      await expect(requestTab.locator('.close-icon')).toBeVisible();
    });

    await test.step('Verify variable exists in Vars tab', async () => {
      // Check variable is saved to file - should appear in the Vars tab
      await selectRequestPaneTab(page, 'Vars');

      // The variable should exist in the saved file
      const varsTable = page.locator('table').first();
      await expect(varsTable).toBeVisible();

      const varRow = varsTable.locator('tbody tr').first();
      await expect(varRow).toBeVisible();

      // Check variable name
      const varNameInput = varRow.locator('td').nth(1).getByRole('textbox');
      await expect(varNameInput).toBeVisible();
      await expect(varNameInput).toHaveValue('myApiKey');

      // Check variable value
      const varValueTd = varRow.locator('td').nth(2);
      const varValue = varValueTd.locator('.CodeMirror');
      await expect(varValue).toBeVisible();
      const varValueContent = await varValue.locator('.CodeMirror-line').textContent();
      expect(varValueContent).toContain('secret-key-123');
    });
  });

  test('should handle invalid variable names with warning', async ({ page, createTmpDir }) => {
    const collectionName = 'invalid-var-test';

    await test.step('Setup collection and request', async () => {
      await createCollection(page, collectionName, await createTmpDir('invalid-var-collection'));

      // Create request using utility method
      await createRequest(page, 'Invalid Var Test', collectionName);

      // Set the URL
      await page.locator('.collection-item-name').filter({ hasText: 'Invalid Var Test' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('https://api.example.com');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Test invalid variable name with space', async () => {
      await selectRequestPaneTab(page, 'Body');

      // Select JSON body mode
      await page.locator('.body-mode-selector').click();
      await page.locator('.dropdown-item').filter({ hasText: 'JSON' }).click();

      const bodyEditor = page.locator('.CodeMirror').last();
      await bodyEditor.click();

      await bodyEditor.evaluate((el: any) => {
        const cm = el.CodeMirror;
        cm.setValue('{\n  "userId": "{{user id}}"\n}');
      });
      await page.keyboard.press(saveShortcut);

      // Hover over the invalid variable
      await page.mouse.move(0, 0);
      const invalidVar = bodyEditor.locator('.cm-variable-invalid, .cm-variable-valid').filter({ hasText: 'user id' }).first();
      await invalidVar.hover();

      // Verify tooltip shows warning and hides input
      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();
      await expect(tooltip.locator('.var-name')).toContainText('user id');
      await expect(tooltip.locator('.var-warning-note')).toBeVisible();
      await expect(tooltip.locator('.var-value-editable-display')).not.toBeVisible();
    });
  });

  test('should keep tooltip open while editing when mouse leaves popup area', async ({ page, createTmpDir }) => {
    const collectionName = 'tooltip-pin-test';

    await test.step('Setup collection, environment variable, and request', async () => {
      await createCollection(page, collectionName, await createTmpDir('tooltip-pin-collection'));

      await createEnvironment(page, 'Pin Env', 'collection');
      await addEnvironmentVariables(page, [{ name: 'pinVar', value: 'pin-value' }]);
      await saveEnvironment(page);
      await closeEnvironmentPanel(page);

      await createRequest(page, 'Pin Test Request', collectionName);
      await page.locator('.collection-item-name').filter({ hasText: 'Pin Test Request' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('https://api.example.com?key={{pinVar}}');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Tooltip stays open and accepts input while mouse is outside popup', async () => {
      await page.mouse.move(0, 0);

      const urlEditor = page.locator('#request-url .CodeMirror');
      const pinVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'pinVar' }).first();
      await pinVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      // Click value display to enter edit mode (this also pins the popup)
      const valueDisplay = tooltip.locator('.var-value-editable-display');
      await valueDisplay.click();

      const editor = tooltip.locator('.var-value-editor .CodeMirror');
      await expect(editor).toBeVisible();

      // Move mouse far outside the popup
      await page.mouse.move(0, 0);

      // Type with a per-keystroke delay so the typing window spans past the internal
      // 500ms hide timer. If the popup were not pinned, it would hide mid-typing and
      // the keystrokes would never reach the editor — the assertion below would fail.
      // This validates pinning via real editor activity instead of a fixed sleep.
      await page.keyboard.press('End');
      await page.keyboard.type('-still-editable-after-mouse-left', { delay: 25 });

      await expect(editor.locator('.CodeMirror-line')).toContainText(
        'pin-value-still-editable-after-mouse-left'
      );
      await expect(tooltip).toBeVisible();
    });
  });

  test('should persist subsequent edits while popup stays open', async ({ page, createTmpDir }) => {
    const collectionName = 'tooltip-subsequent-edit-test';

    await test.step('Setup collection, environment variable, and request', async () => {
      await createCollection(page, collectionName, await createTmpDir('tooltip-subsequent-collection'));

      await createEnvironment(page, 'Edit Env', 'collection');
      await addEnvironmentVariables(page, [{ name: 'editVar', value: 'initial' }]);
      await saveEnvironment(page);
      await closeEnvironmentPanel(page);

      await createRequest(page, 'Edit Test Request', collectionName);
      await page.locator('.collection-item-name').filter({ hasText: 'Edit Test Request' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('https://api.example.com?key={{editVar}}');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('First edit saves via Enter and keeps popup open', async () => {
      await page.mouse.move(0, 0);

      const urlEditor = page.locator('#request-url .CodeMirror');
      const editVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'editVar' }).first();
      await editVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      const valueDisplay = tooltip.locator('.var-value-editable-display');
      await expect(valueDisplay).toContainText('initial');

      await valueDisplay.click();

      const editor = tooltip.locator('.var-value-editor .CodeMirror');
      await expect(editor).toBeVisible();

      await page.keyboard.press('End');
      await page.keyboard.type('-one');

      // Pressing Enter saves and keeps the popup open (does not click outside)
      await page.keyboard.press('Enter');

      // Display reflects the saved value, and tooltip is still visible
      await expect(valueDisplay).toContainText('initial-one');
      await expect(tooltip).toBeVisible();
    });

    await test.step('Second edit on the same popup also saves', async () => {
      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      const valueDisplay = tooltip.locator('.var-value-editable-display');
      await valueDisplay.click();

      const editor = tooltip.locator('.var-value-editor .CodeMirror');
      await expect(editor).toBeVisible();

      await page.keyboard.press('End');
      await page.keyboard.type('-two');

      await page.keyboard.press('Enter');

      await expect(valueDisplay).toContainText('initial-one-two');
    });

    await test.step('Reopen tooltip and verify the second edit persisted', async () => {
      // Close the existing tooltip with an outside click, then re-hover to get a fresh one
      await page.locator('body').click();
      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).not.toBeVisible();

      await page.mouse.move(0, 0);

      const urlEditor = page.locator('#request-url .CodeMirror');
      const editVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'editVar' }).first();
      await editVar.hover();

      const newTooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(newTooltip).toBeVisible();
      await expect(newTooltip.locator('.var-value-editable-display')).toContainText('initial-one-two');
    });
  });

  test('should copy latest value after editing within the same tooltip', async ({ page, createTmpDir }) => {
    const collectionName = 'tooltip-copy-latest-test';

    await test.step('Setup collection, environment variable, and request', async () => {
      await createCollection(page, collectionName, await createTmpDir('tooltip-copy-latest-collection'));

      await createEnvironment(page, 'Copy Env', 'collection');
      await addEnvironmentVariables(page, [{ name: 'copyVar', value: 'original-copy' }]);
      await saveEnvironment(page);
      await closeEnvironmentPanel(page);

      await createRequest(page, 'Copy Test Request', collectionName);
      await page.locator('.collection-item-name').filter({ hasText: 'Copy Test Request' }).click();
      const urlEditor = page.locator('#request-url .CodeMirror');
      await urlEditor.click();
      await page.keyboard.type('https://api.example.com?key={{copyVar}}');
      await page.keyboard.press(saveShortcut);
    });

    await test.step('Copy button copies the initial value', async () => {
      await page.mouse.move(0, 0);

      const urlEditor = page.locator('#request-url .CodeMirror');
      const copyVar = urlEditor.locator('.cm-variable-valid').filter({ hasText: 'copyVar' }).first();
      await copyVar.hover();

      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      const copyButton = tooltip.locator('.copy-button');
      await copyButton.click();

      // Success state confirms writeText resolved before we read the clipboard
      await expect(copyButton.locator('svg polyline')).toBeVisible({ timeout: 1000 });

      const initialClipboard = await page.evaluate(() => navigator.clipboard.readText());
      expect(initialClipboard).toBe('original-copy');

      // Wait for the icon to revert so the next click is allowed
      await expect(copyButton.locator('svg rect')).toBeVisible();
    });

    await test.step('Edit value, save with Enter, then copy without re-hovering', async () => {
      const tooltip = page.locator('.CodeMirror-brunoVarInfo').first();
      await expect(tooltip).toBeVisible();

      const valueDisplay = tooltip.locator('.var-value-editable-display');
      await valueDisplay.click();

      const editor = tooltip.locator('.var-value-editor .CodeMirror');
      await expect(editor).toBeVisible();

      await page.keyboard.press('End');
      await page.keyboard.type('-edited');

      await page.keyboard.press('Enter');

      // Wait for the display to reflect the saved value before clicking copy
      await expect(valueDisplay).toContainText('original-copy-edited');

      const copyButton = tooltip.locator('.copy-button');
      await copyButton.click();

      await expect(copyButton.locator('svg polyline')).toBeVisible({ timeout: 1000 });

      const updatedClipboard = await page.evaluate(() => navigator.clipboard.readText());
      expect(updatedClipboard).toBe('original-copy-edited');
    });
  });
});