scripts: improve himz ux

scripts/himz

@@ -1,6 +1,9 @@
 #! /usr/bin/env bash
 
-function __him_accounts() {
+IFS=
+w3m_opts=("-T" "text/html" "-o" "display_link_number=1" "-dump")
+
+function accounts() {
   himalaya accounts | \
     awk '/imap/ { print $1 }' | \
     sort | \
@@ -10,26 +13,43 @@ function __him_accounts() {
         --preview-window=right,80%
 }
 
-function __him_emails() {
+function emails() {
   if [ "$#" != "0" ]; then
-    local w3m_opts="-T text/html -o display_link_number=1 -dump"
     local acc=$1
     local size=${2-50}
+    local HIM_CMD="himalaya -a $acc list -s $size -w 150"
     local selected=$(
-      himalaya -a $acc list -s $size | grep '│' | \
+      FZF_DEFAULT_COMMAND="$HIM_CMD | grep '│'" \
       fzf --exit-0 --ansi --layout=reverse \
           --header-lines=1 \
           --header="Account: ${acc}" \
-            --preview="himalaya -a ${acc} read -t html {1} | w3m $w3m_opts" \
+          --preview="
+res=\$(himalaya -a $acc read -t html {1});
+echo \$res | head -n 2;
+echo -e "\\\\n\===============================================================================\\\\n";
+echo \$res | tail -n +3 | w3m ${w3m_opts}
+" \
           --preview-window=down,70% \
-            --bind="ctrl-r:reload(himalaya -a $acc list -s $size | grep '│')"
+          --bind="ctrl-r:reload(eval $FZF_DEFAULT_COMMAND)"
     )
-    local eid=$(echo $selected | awk '{ print $1 }')
-    if [ "$eid" != "" ]; then
-      himalaya -a $acc read -t html $eid | w3m $w3m_opts
-    fi
+    echo $selected | awk '{ print $1 }'
   fi
 }
 
-__him_emails `__him_accounts` $@
+while :
+do
+  acc=$(accounts)
+  if [ "$acc" == "" ]; then
+    break
+  fi
+
+  eid=$(emails $acc $@)
+  if [ "$eid" != "" ]; then
+    res=$(himalaya -a $acc read -t html $eid)
+    echo $res | head -n 2
+    echo -e "\n===============================================================================\n"
+    echo $res | tail -n +3 | w3m ${w3m_opts[@]}
+    break
+  fi
+done