From 32d3fa0eaea214c0c291ac6387cd4289b9cec69a Mon Sep 17 00:00:00 2001
From: Kjetil Orbekk <kjetil.orbekk@gmail.com>
Date: Mon, 10 Feb 2020 22:21:11 -0500
Subject: Work on table presentation

---
 src/template.rs | 42 +++++++++++++++++++++++++++++-------------
 1 file changed, 29 insertions(+), 13 deletions(-)

(limited to 'src')

diff --git a/src/template.rs b/src/template.rs
index f3985e2..0ac67fb 100644
--- a/src/template.rs
+++ b/src/template.rs
@@ -246,28 +246,44 @@ mod function {
 mod table {
     use super::*;
 
+    #[derive(Debug, Serialize, Deserialize, Clone)]
+    pub struct TableRow {
+        pub index: i32,
+        pub columns: Vec<Json>,
+    }
+
     #[derive(Debug, Serialize, Deserialize, Clone)]
     pub struct DisplayTable {
-        pub headings: Vec<String>,
-        pub rows: Vec<Vec<Json>>,
+        pub num_rows: usize,
+        pub num_columns: usize,
+        pub headings: TableRow,
+        pub rows: Vec<TableRow>,
     }
 
     pub fn apply(columns: &Vec<Column>, d: &Json) -> Result<DisplayTable, Error> {
         let rows = d
             .as_array()
-            .ok_or_else(|| Error::TemplateError("expected array".to_string(), d.clone()))?;
+            .ok_or_else(|| Error::TemplateError("expected array".to_string(), d.clone()))?
+            .iter()
+            .map(|d| {
+                columns
+                    .iter()
+                    .map(|c| function::eval(&c.field, d))
+                    .collect::<Result<Vec<_>, _>>()
+            })
+            .collect::<Result<Vec<_>, _>>()?;
 
         Ok(DisplayTable {
-            headings: columns.iter().map(|c| c.display_name.clone()).collect(),
-            rows: rows
-                .iter()
-                .map(|d| {
-                    columns
-                        .iter()
-                        .map(|c| function::eval(&c.field, d))
-                        .collect::<Result<Vec<_>, _>>()
-                })
-                .collect::<Result<Vec<_>, _>>()?,
+            num_rows: rows.len(),
+            num_columns: columns.len(),
+            headings: TableRow {
+                index: 1,
+                columns: columns.iter().map(|c| json!(c.display_name)).collect(),
+            },
+            rows: (2..).zip(rows.into_iter()).map(|(i, columns)| TableRow {
+                index: i,
+                columns: columns,
+            }).collect(),
         })
     }
 }
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