feat(issue,pr)!: add live query mode using github search syntax

gh-fzf

@@ -30,7 +30,9 @@ set -e
 
 GH_FZF_VERSION="v0.14.1" # x-release-please-version
 
-# USAGE INFO AND LOGS                                                   {{{1
+FZF_USER_VERSION="$(fzf --version | awk '{print $1}')"
+
+# USAGE INFO AND INTERNAL FUNCTIONS                                     {{{1
 
 has() { command -v "$1" >/dev/null 2>&1; }
 
@@ -58,6 +60,12 @@ version_number() {
     echo "$@" | awk -F. '{ printf("%d%03d%03d%03d\n", $1,$2,$3,$4); }'
 }
 
+requires_version() {
+    if [ "$(version_number "$1")" -gt "$(version_number "$FZF_USER_VERSION")" ]; then
+        error "the minimum fzf version is $1 (found $FZF_USER_VERSION)"
+    fi
+}
+
 error() {
     if [ -n "$1" ]; then
         printf "Error: " >&2
@@ -200,6 +208,9 @@ default_cmd() {
 # COMMAND > ISSUE                                                       {{{1
 
 issue_cmd() {
+    # make sure state from the previous execution is destroyed
+    rm -f /tmp/gh-fzf-issue-*
+
     # GO TEMPLATE      {{{2
     issue_template='\
         --json "number,title,author,assignees,state,milestone,labels,updatedAt" \
@@ -243,14 +254,35 @@ $global_binds
 
 "
 
+    # INITIAL STATE    {{{2
+    issue_command="GH_FORCE_TTY=$GH_COLUMNS gh issue list $issue_template -L $GH_FZF_DEFAULT_LIMIT"
+    issue_prompt="issue${*:+ $*}"
+
     # FZF COMMAND      {{{2
-    FZF_DEFAULT_COMMAND="GH_FORCE_TTY=$GH_COLUMNS gh issue list $issue_template -L $GH_FZF_DEFAULT_LIMIT $*" \
+    FZF_DEFAULT_COMMAND="$issue_command $*" \
         fzf \
         --preview='GH_FORCE_TTY=$((FZF_PREVIEW_COLUMNS-3)) gh issue view {1} --comments' \
         --prompt="issue ❱ " \
         --header="$issue_header" \
-        --bind="start:${GH_FZF_HIDE_HINTS:+"toggle-header"}" \
-        --bind="ctrl-o:execute-silent(gh issue view --web {1} &)+refresh-preview" \
+        --prompt="$issue_prompt ❱ " \
+        --border="bottom" \
+        --border-label="[mode: fzf] " \
+        --border-label-pos=-99999 \
+        --bind="start:unbind:change${GH_FZF_HIDE_HINTS:+"+toggle-header"}" \
+        --bind "change:reload-sync:sleep 0.5; $issue_command $* \${FZF_QUERY:+-S {q}} || true" \
+        --bind 'alt-/:transform:[[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+            echo "rebind(change)+change-border-label([mode:  gh] )+disable-search+transform-query(
+                echo \{q} > ${TMPDIR:-/tmp}/gh-fzf-issue-query-fzf;
+                cat ${TMPDIR:-/tmp}/gh-fzf-issue-query-gh
+            )+change-prompt('"$issue_prompt"' ❱ )+reload-sync($FZF_DEFAULT_COMMAND ${FZF_QUERY:+-S {q}} || true)" ||
+            echo "unbind(change)+change-border-label([mode: fzf] )+enable-search+transform-query(
+                echo \{q} > ${TMPDIR:-/tmp}/gh-fzf-issue-query-gh;
+                cat ${TMPDIR:-/tmp}/gh-fzf-issue-query-fzf
+            )"' \
+        --bind='ctrl-r:change-prompt('"$issue_prompt"' ❱ )+execute-silent(
+                rm -f  ${TMPDIR:-/tmp}/gh-fzf-issue-query-*
+            )+clear-query+first+reload(eval "$FZF_DEFAULT_COMMAND")' \
+        --bind="ctrl-o:execute-silent(gh issue view --web {1}&)+refresh-preview" \
         --bind="ctrl-y:execute-silent(gh fzf util copy-url issue {1})+refresh-preview" \
         --bind="enter:execute(gh issue edit {1})+refresh-preview" \
         --bind='alt-o:become(gh fzf util develop-issue {1})' \
@@ -259,15 +291,44 @@ $global_binds
         --bind='alt-L:execute(gh fzf util select-labels remove issue {1})+refresh-preview' \
         --bind="alt-O:execute(gh issue reopen {1})+refresh-preview" \
         --bind="alt-X:execute(gh issue close {1})+refresh-preview" \
-        --bind='alt-M:execute(gh fzf milestone > /tmp/gh-fzf-milestone)+reload(
-            m="$(cat /tmp/gh-fzf-milestone)"
-            rm -f /tmp/gh-fzf-milestone;
-            eval "$FZF_DEFAULT_COMMAND${m:+ --milestone \"$m\"}"
-        )' \
-        --bind='alt-a:reload(eval "$FZF_DEFAULT_COMMAND --assignee @me")' \
-        --bind='alt-A:reload(eval "$FZF_DEFAULT_COMMAND --author @me")' \
-        --bind='alt-m:reload(eval "$FZF_DEFAULT_COMMAND --mention @me")' \
-        --bind='alt-s:reload(eval "$FZF_DEFAULT_COMMAND --state all")'
+        --bind='alt-M:execute(
+            rm -f "${TMPDIR:-/tmp}/gh-fzf-issue-milestone";
+            gh fzf milestone > "${TMPDIR:-/tmp}/gh-fzf-issue-milestone";
+        )+transform:
+            m="$(cat ${TMPDIR:-/tmp}/gh-fzf-issue-milestone)";
+            [[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+                echo "reload(
+                    eval \"\$FZF_DEFAULT_COMMAND --milestone '\''$m'\''\"
+                )+change-prompt:'"$issue_prompt"' --milestone \"$m\" ❱ " ||
+            [[ ! $FZF_QUERY =~ milestone: ]] && echo "put( milestone:\"$m\")"
+        ' \
+        --bind 'alt-a:transform:[[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --assignee @me\"
+            )+change-prompt:'"$issue_prompt"' --assignee @me ❱ " ||
+           [[ ! $FZF_QUERY =~ assignee:@me ]] && echo "put( assignee:@me)"
+        ' \
+        --bind 'alt-A:transform:[[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --author @me\"
+            )+change-prompt:'"$issue_prompt"' --author @me ❱ " ||
+           [[ ! $FZF_QUERY =~ author:@me ]] && echo "put( author:@me)"
+        ' \
+        --bind 'alt-m:transform:[[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --mention @me\"
+            )+change-prompt:'"$issue_prompt"' --mention @me ❱ " ||
+           [[ ! $FZF_QUERY =~ mention:@me ]] && echo "put( mention:@me)"
+        ' \
+        --bind 'alt-s:transform:if [[ ! $FZF_BORDER_LABEL =~ gh ]]; then
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --state all\"
+            )+change-prompt:'"$issue_prompt"' --state all ❱ "
+        else
+            [[ ! $FZF_QUERY =~ state:open ]] && act="put( state:open)"
+            [[ ! $FZF_QUERY =~ state:closed ]] && act="${act:+$act+}put( state:closed)"
+            echo "$act"
+        fi'
 
     #2}}}
 }
@@ -276,6 +337,8 @@ $global_binds
 # COMMAND > PR                                                          {{{1
 
 pr_cmd() {
+    # make sure state from the previous execution is destroyed
+    rm -f /tmp/gh-fzf-pr-*
     # GO TEMPLATE      {{{2
     pr_template='\
         --json "number,title,state,headRefName,milestone,updatedAt,labels,additions,deletions,changedFiles,isDraft" \
@@ -329,13 +392,38 @@ Filters > (alt-a: assignee) (alt-A: author) (alt-b: branch) (alt-s: state=all)
 $global_binds
 
 "
+    # INITIAL STATE    {{{2
+    pr_command="GH_FORCE_TTY=$GH_COLUMNS gh pr list $pr_template -L $GH_FZF_DEFAULT_LIMIT"
+    pr_prompt="pr${*:+ $*}"
+
     # FZF COMMAND      {{{2
-    FZF_DEFAULT_COMMAND="GH_FORCE_TTY=$GH_COLUMNS gh pr list $pr_template -L $GH_FZF_DEFAULT_LIMIT $*" \
+    FZF_DEFAULT_COMMAND="$pr_command $*" \
         fzf \
         --preview='GH_FORCE_TTY=$((FZF_PREVIEW_COLUMNS-3)) gh pr view {1} --comments' \
         --prompt="pr ❱ " \
         --header="$pr_header" \
-        --bind="start:${GH_FZF_HIDE_HINTS:+"toggle-header"}" \
+        --prompt="$pr_prompt ❱ " \
+        --border="bottom" \
+        --border-label="[mode: fzf] " \
+        --border-label-pos=-99999 \
+        --bind="start:unbind:change${GH_FZF_HIDE_HINTS:+"+toggle-header"}" \
+        --bind "change:reload-sync:sleep 0.5; $pr_command $* \${FZF_QUERY:+-S {q}} || true" \
+        --bind 'alt-/:transform:
+            [[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+                echo "rebind(change)+change-border-label([mode:  gh] )+disable-search+transform-query(
+                    echo \{q} > ${TMPDIR:-/tmp}/gh-fzf-pr-query-fzf;
+                    cat ${TMPDIR:-/tmp}/gh-fzf-pr-query-gh
+                )+change-prompt('"$pr_prompt"' ❱ )+reload-sync(
+                    $FZF_DEFAULT_COMMAND ${FZF_QUERY:+-S {q}} || true
+                )" ||
+            echo "unbind(change)+change-border-label([mode: fzf] )+enable-search+transform-query(
+                echo \{q} > ${TMPDIR:-/tmp}/gh-fzf-pr-query-gh;
+                cat ${TMPDIR:-/tmp}/gh-fzf-pr-query-fzf
+            )"
+        ' \
+        --bind='ctrl-r:change-prompt('"$pr_prompt"' ❱ )+execute-silent(
+                rm -f  ${TMPDIR:-/tmp}/gh-fzf-pr-query-*
+            )+clear-query+first+reload(eval "$FZF_DEFAULT_COMMAND")' \
         --bind="ctrl-o:execute-silent(gh pr view --web {1} &)+refresh-preview" \
         --bind="ctrl-y:execute-silent(gh fzf util copy-url pr {1})+refresh-preview" \
         --bind="alt-y:execute-silent(
@@ -355,11 +443,35 @@ $global_binds
         --bind="alt-M:execute(gh pr merge {1})+refresh-preview" \
         --bind="alt-O:execute(gh pr reopen {1})+refresh-preview" \
         --bind="alt-X:execute(gh pr close {1})+refresh-preview" \
-        --bind='alt-a:reload(eval "$FZF_DEFAULT_COMMAND --assignee @me")' \
-        --bind='alt-A:reload(eval "$FZF_DEFAULT_COMMAND --author @me")' \
-        --bind='alt-s:reload(eval "$FZF_DEFAULT_COMMAND --state all")' \
-        --bind='alt-b:reload(eval "$FZF_DEFAULT_COMMAND --head \
-            $(git symbolic-ref --short HEAD)")'
+        --bind 'alt-a:transform:[[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --assignee @me\"
+            )+change-prompt:'"$pr_prompt"' --assignee @me ❱ " ||
+           [[ ! $FZF_QUERY =~ assignee:@me ]] && echo "put( assignee:@me)"
+        ' \
+        --bind 'alt-A:transform:[[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --author @me\"
+            )+change-prompt:'"$pr_prompt"' --author @me ❱ " ||
+           [[ ! $FZF_QUERY =~ author:@me ]] && echo "put( author:@me)"
+        ' \
+        --bind 'alt-b:transform:
+            branch="$(git symbolic-ref --short HEAD)";
+            [[ ! $FZF_BORDER_LABEL =~ gh ]] &&
+                echo "reload(
+                    eval \"\$FZF_DEFAULT_COMMAND --head $branch\"
+                )+change-prompt:'"$pr_prompt"' --head $branch ❱ " ||
+           [[ ! $FZF_QUERY =~ head:$branch ]] && echo "put( head:$branch)"
+        ' \
+        --bind 'alt-s:transform:if [[ ! $FZF_BORDER_LABEL =~ gh ]]; then
+            echo "reload(
+                eval \"\$FZF_DEFAULT_COMMAND --state all\"
+            )+change-prompt:'"$pr_prompt"' --state all ❱ "
+        else
+            [[ ! $FZF_QUERY =~ state:open ]] && act="put( state:open)"
+            [[ ! $FZF_QUERY =~ state:closed ]] && act="${act:+$act+}put( state:closed)"
+            echo "$act"
+        fi'
 
     #2}}}
 }
@@ -901,7 +1013,7 @@ copy_url() {
 
     case $1 in
         issue | pr | run | release | repo)
-            gh $1 view --json 'url' -q '.url' $2 $REPO_FLAG | $GH_FZF_COPY_CMD
+            gh $1 view --json 'url' -q '.url' $2 | $GH_FZF_COPY_CMD
             ;;
         *)
             error "invalid command: \"$1\"" \
@@ -1047,25 +1159,55 @@ find_repo_flag() {
 
 # ENTRY FUNCTION {{{2
 main() {
+    requires_version "0.45.0"
+
     command="$1"
     [ -n "$command" ] && shift || default_cmd
 
     find_repo_flag "$@"
 
     case $command in
-        h | -h | help | --help) help_cmd "$@" ;;
-        i | -i | issue | issues | --issue | --issues) issue_cmd "$@" ;;
-        p | -p | pr | prs | --pr | --prs) pr_cmd "$@" ;;
-        r | -r | run | runs | --run | --runs) run_cmd "$@" ;;
-        repo | repos | --repo | --repos) repo_cmd "$@" ;;
-        release | releases | --release | --releases) release_cmd "$@" ;;
-        gist | gists | --gist | --gists) gist_cmd "$@" ;;
-        workflow | workflows | --workflow | --workflows) workflow_cmd "$@" ;;
-        label | labels | --label | --labels) label_cmd "$@" ;;
-        milestone | milestones | --milestone | --milestones) milestone_cmd "$@" ;;
-        util | utils | --util | --utils) util_cmd "$@" ;;
-        status) github_status ;;
-        changelog) gh fzf release --repo benelan/gh-fzf ;;
+        h | -h | help | --help)
+            help_cmd "$@"
+            ;;
+        i | -i | issue | issues | --issue | --issues)
+            requires_version "0.49.0"
+            issue_cmd "$@"
+            ;;
+        p | -p | pr | prs | --pr | --prs)
+            requires_version "0.49.0"
+            pr_cmd "$@"
+            ;;
+        r | -r | run | runs | --run | --runs)
+            run_cmd "$@"
+            ;;
+        repo | repos | --repo | --repos)
+            repo_cmd "$@"
+            ;;
+        release | releases | --release | --releases)
+            release_cmd "$@"
+            ;;
+        gist | gists | --gist | --gists)
+            gist_cmd "$@"
+            ;;
+        workflow | workflows | --workflow | --workflows)
+            workflow_cmd "$@"
+            ;;
+        label | labels | --label | --labels)
+            label_cmd "$@"
+            ;;
+        milestone | milestones | --milestone | --milestones)
+            milestone_cmd "$@"
+            ;;
+        util | utils | --util | --utils)
+            util_cmd "$@"
+            ;;
+        changelog)
+            gh fzf release --repo benelan/gh-fzf
+            ;;
+        status)
+            github_status
+            ;;
         upgrade)
             latest_version=$(gh release view --json tagName --jq .tagName --repo benelan/gh-fzf)
             if [ "$(version_number "$latest_version")" -gt "$(version_number "$GH_FZF_VERSION")" ]; then
@@ -1075,8 +1217,12 @@ main() {
                 echo "You are up to date!"
             fi
             ;;
-        v | V | -v | -V | version | --version) printf "%s\n" "$GH_FZF_VERSION" ;;
-        *) error "invalid command: \"$command\"" ;;
+        v | V | -v | -V | version | --version)
+            printf "%s\n" "$GH_FZF_VERSION"
+            ;;
+        *)
+            error "invalid command: \"$command\""
+            ;;
     esac
 } #2}}}