Remove in-product pricing modal (#31187)

* Remove pricing modal. Adjust everywhere to instead open mattermost.com/pricing. When air gapped, don't show buttons to view plans.

* Fix lint

* Further clean up of unused code. Fixes for linter

* fixes for PR feedback

* useExternalLink for opening pricing modal with enriched params

* Fix i17n

* Fix style, tests

server/channels/api4/cloud_test.go

@@ -430,113 +430,3 @@ func TestGetCloudProducts(t *testing.T) {
 		require.Equal(t, returnedProducts[2].CrossSellsTo, "prod_test2")
 	})
 }
-
-func TestGetSelfHostedProducts(t *testing.T) {
-	mainHelper.Parallel(t)
-	products := []*model.Product{
-		{
-			ID:                "prod_test",
-			Name:              "Self-Hosted Professional",
-			Description:       "Ideal for small companies and departments with data security requirements",
-			PricePerSeat:      10,
-			SKU:               "professional",
-			PriceID:           "price_1JPXbNI67GP2qpb4VuFdFbwQ",
-			Family:            "on-prem",
-			RecurringInterval: model.RecurringIntervalYearly,
-		},
-		{
-			ID:                "prod_test2",
-			Name:              "Self-Hosted Enterprise",
-			Description:       "Built to scale for high-trust organizations and companies in regulated industries.",
-			PricePerSeat:      30,
-			SKU:               "enterprise",
-			PriceID:           "price_1JPXaVI67GP2qpb4l40bXyRu",
-			Family:            "on-prem",
-			RecurringInterval: model.RecurringIntervalYearly,
-		},
-	}
-
-	sanitizedProducts := []*model.Product{
-		{
-			ID:                "prod_test",
-			Name:              "Self-Hosted Professional",
-			PricePerSeat:      10,
-			SKU:               "professional",
-			RecurringInterval: model.RecurringIntervalYearly,
-		},
-		{
-			ID:                "prod_test2",
-			Name:              "Self-Hosted Enterprise",
-			PricePerSeat:      30,
-			SKU:               "enterprise",
-			RecurringInterval: model.RecurringIntervalYearly,
-		},
-	}
-
-	t.Run("get products for admins", func(t *testing.T) {
-		mainHelper.Parallel(t)
-		th := Setup(t).InitBasic()
-		defer th.TearDown()
-
-		th.Client.Login(context.Background(), th.SystemAdminUser.Email, th.SystemAdminUser.Password)
-
-		cloud := mocks.CloudInterface{}
-		cloud.Mock.On("GetSelfHostedProducts", mock.Anything, mock.Anything).Return(products, nil)
-		cloudImpl := th.App.Srv().Cloud
-		defer func() {
-			th.App.Srv().Cloud = cloudImpl
-		}()
-		th.App.Srv().Cloud = &cloud
-
-		returnedProducts, r, err := th.Client.GetSelfHostedProducts(context.Background())
-		require.NoError(t, err)
-		require.Equal(t, http.StatusOK, r.StatusCode, "Status OK")
-		require.Equal(t, returnedProducts, products)
-	})
-
-	t.Run("get products for non admins", func(t *testing.T) {
-		mainHelper.Parallel(t)
-		th := Setup(t).InitBasic()
-		defer th.TearDown()
-
-		th.Client.Login(context.Background(), th.BasicUser.Email, th.BasicUser.Password)
-
-		cloud := mocks.CloudInterface{}
-
-		cloud.Mock.On("GetSelfHostedProducts", mock.Anything, mock.Anything).Return(products, nil)
-
-		cloudImpl := th.App.Srv().Cloud
-		defer func() {
-			th.App.Srv().Cloud = cloudImpl
-		}()
-		th.App.Srv().Cloud = &cloud
-
-		returnedProducts, r, err := th.Client.GetSelfHostedProducts(context.Background())
-		require.NoError(t, err)
-		require.Equal(t, http.StatusOK, r.StatusCode, "Status OK")
-		require.Equal(t, returnedProducts, sanitizedProducts)
-
-		// make a more explicit check
-		require.Equal(t, returnedProducts[0].ID, "prod_test")
-		require.Equal(t, returnedProducts[0].Name, "Self-Hosted Professional")
-		require.Equal(t, returnedProducts[0].SKU, "professional")
-		require.Equal(t, returnedProducts[0].PricePerSeat, float64(10))
-		require.Equal(t, returnedProducts[0].Description, "")
-		require.Equal(t, returnedProducts[0].PriceID, "")
-		require.Equal(t, returnedProducts[0].Family, model.SubscriptionFamily(""))
-		require.Equal(t, returnedProducts[0].RecurringInterval, model.RecurringInterval("year"))
-		require.Equal(t, returnedProducts[0].BillingScheme, model.BillingScheme(""))
-		require.Equal(t, returnedProducts[0].CrossSellsTo, "")
-
-		require.Equal(t, returnedProducts[1].ID, "prod_test2")
-		require.Equal(t, returnedProducts[1].Name, "Self-Hosted Enterprise")
-		require.Equal(t, returnedProducts[1].SKU, "enterprise")
-		require.Equal(t, returnedProducts[1].PricePerSeat, float64(30))
-		require.Equal(t, returnedProducts[1].Description, "")
-		require.Equal(t, returnedProducts[1].PriceID, "")
-		require.Equal(t, returnedProducts[1].Family, model.SubscriptionFamily(""))
-		require.Equal(t, returnedProducts[1].RecurringInterval, model.RecurringInterval("year"))
-		require.Equal(t, returnedProducts[1].BillingScheme, model.BillingScheme(""))
-		require.Equal(t, returnedProducts[1].CrossSellsTo, "")
-	})
-}