fix bar texttemplate x/y formatting

- note also the fix texttemplate test case

Author: etpinard

Diff for: src/traces/bar/plot.js

@@ -574,31 +574,42 @@ function calcTexttemplate(fullLayout, calcTrace, index, xa, ya) {
     var trace = calcTrace[0].trace;
     var texttemplate = Lib.castOption(trace, index, 'texttemplate');
     if(!texttemplate) return '';
-    var isHorizontal = (trace.orientation === 'h');
     var isWaterfall = (trace.type === 'waterfall');
     var isFunnel = (trace.type === 'funnel');
 
+    var pLetter, pAxis;
+    var vLetter, vAxis;
+    if(trace.orientation === 'h') {
+        pLetter = 'y';
+        pAxis = ya;
+        vLetter = 'x';
+        vAxis = xa;
+    } else {
+        pLetter = 'x';
+        pAxis = xa;
+        vLetter = 'y';
+        vAxis = ya;
+    }
+
     function formatLabel(u) {
-        var pAxis = isHorizontal ? ya : xa;
         return tickText(pAxis, u, true).text;
     }
 
     function formatNumber(v) {
-        var sAxis = isHorizontal ? xa : ya;
-        return tickText(sAxis, +v, true).text;
+        return tickText(vAxis, +v, true).text;
     }
 
     var cdi = calcTrace[index];
     var obj = {};
 
     obj.label = cdi.p;
-    obj.labelLabel = formatLabel(cdi.p);
+    obj.labelLabel = obj[pLetter + 'Label'] = formatLabel(cdi.p);
 
     var tx = Lib.castOption(trace, cdi.i, 'text');
     if(tx === 0 || tx) obj.text = tx;
 
     obj.value = cdi.s;
-    obj.valueLabel = formatNumber(cdi.s);
+    obj.valueLabel = obj[vLetter + 'Label'] = formatNumber(cdi.s);
 
     var pt = {};
     appendArrayPointValue(pt, trace, cdi.i);

Diff for: test/jasmine/tests/bar_test.js

@@ -2494,7 +2494,23 @@ describe('Text templates on bar traces:', function() {
         hovertemplate: '%{x}',
         texttemplate: '%{x}'
     }], 'text.bartext', [
-      ['%{x}', ['2019-01-01', '2019-02-01']]
+      ['%{x}', ['Jan 1, 2019', 'Feb 1, 2019']]
+    ]);
+
+    checkTextTemplate({
+        data: [{
+            type: 'bar',
+            textposition: 'inside',
+            x: ['a', 'b'],
+            y: ['1000', '1200'],
+        }],
+        layout: {
+            xaxis: { tickprefix: '*', ticksuffix: '*' },
+            yaxis: { tickprefix: '$', ticksuffix: ' !', tickformat: '.2f'}
+        },
+    }, 'text.bartext', [
+        ['%{x} is %{y}', ['*a* is $1000.00 !', '*b* is $1200.00 !']],
+        ['%{label} is %{value}', ['*a* is $1000.00 !', '*b* is $1200.00 !']]
     ]);
 });