From 20091904b7bf4b2074b45e25c7eee0e56d19348b Mon Sep 17 00:00:00 2001
From: Jeffrey Armstrong <jeff@approximatrix.com>
Date: Mon, 21 Jun 2021 11:04:31 -0400
Subject: Groups of instructions are now supported, allowing launching multiple
 jobs at once

---
 captain/web.f90 | 251 +++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 248 insertions(+), 3 deletions(-)

(limited to 'captain/web.f90')

diff --git a/captain/web.f90 b/captain/web.f90
index ccd3df0..9254658 100644
--- a/captain/web.f90
+++ b/captain/web.f90
@@ -253,7 +253,7 @@ contains
 
         character(len=:), pointer::one_player, scanlink
         
-        n = get_instuctions_count()
+        n = get_instructions_count()
         
         if(n == 0) then
         
@@ -291,6 +291,227 @@ contains
         deallocate(scanlink)
     
     end function generate_instructions_html
+    
+    function generate_groups_html(req) result(res)
+    use captain_db
+    use server_response, only:request
+    implicit none
+    
+        type(request)::req
+        character(len=:), pointer::res
+        integer, dimension(:), pointer::groups
+        character(128)::one_group
+        integer::n, i
+
+        character(len=:), pointer::one_link
+        
+        n = get_group_count_db()
+
+        if(n == 0) then
+        
+            allocate(character(len=1024) :: res)
+            res = "None Yet"
+            
+        else
+        
+            allocate(character(len=(n*(256+64) + 384)) :: res)
+        
+            res = "<h2>Groups</h2>"//new_line(' ')//"<ul>"
+        
+            groups => get_groups_db()
+            do i=1, n
+                call get_group_name_db(groups(i), one_group)
+                one_link => html_link("groups/"//trim(one_group)//".html", &
+                                      trim(one_group))
+                
+                res = trim(res)//new_line(' ')//"<li>"//trim(one_link)//"</li>"
+                deallocate(one_link)
+            end do
+            
+            res = trim(res)//new_line(' ')//"</ul>"
+            deallocate(groups)
+        
+        end if
+        
+        res = trim(res)//new_line(' ')//"<h2>Management</h2>"
+        
+        res = trim(res)//new_line(' ')// &
+        '<form action="groups/add.html" method="POST"><label for="name">Name:</label>'// &
+        '<input name="name" id="name" /><input type="submit" value="Add"/></form>'
+    
+    end function generate_groups_html
+    
+    function generate_one_group_html(req) result(res)
+    use captain_db
+    use server_response, only:request
+    use request_utils
+    use query_utilities
+    use logging
+    use remote_launch, only: launch_group
+    implicit none
+    
+        type(request)::req
+        character(len=:), pointer::res
+        
+        type(query)::q
+        
+        character(128)::group_name, instruction_name, player_name
+        integer::id
+        
+        type(group_entry), dimension(:), pointer::entries
+        type(work_pair), dimension(:), pointer::all_entries
+        character(len=:), pointer::one_link, delete_link, play_link, qreq
+        
+        character(128)::launch_msg
+        
+        integer::i, j, n_instructions_group, n_instructions_total
+        
+        call req%path_component(2, group_name)
+        i = index(group_name, ".html")
+        group_name(i:128) = ' '
+        
+        id = get_group_id_db(trim(group_name))
+        entries => null()
+        all_entries => null()
+        
+        launch_msg = " "
+        
+        if(associated(req%query_string)) then
+            
+            call q%init(req%query_string)
+            qreq => q%get_value("add")
+            
+            if(associated(qreq)) then
+                
+                call write_log("ADD: "//trim(qreq))
+                
+                i = index(qreq, ',')
+                player_name = qreq(i+1:len_trim(qreq))
+                instruction_name = qreq(1:i-1)
+                
+                i = get_instruction_id(trim(instruction_name))
+                j = get_player_id(trim(player_name))
+                
+                call add_entry_to_group_db(id, i, j)
+                
+                deallocate(qreq)
+                
+            else
+            
+                qreq => q%get_value("delete")
+            
+                if(associated(qreq)) then
+            
+                    i = index(qreq, ',')
+                    player_name = qreq(i+1:len(qreq))
+                    instruction_name = qreq(1:i-1)
+                    
+                    i = get_instruction_id(trim(instruction_name))
+                    j = get_player_id(trim(player_name))
+                    
+                    call remove_entry_from_group_db(id, i, j)
+                
+                    deallocate(qreq)
+                
+                else if(trim(req%query_string) == "launch") then
+                
+                    call launch_group(id)
+                    write(launch_msg, '(I4, 1X, A13)') get_group_entries_count_db(id), "jobs launched"
+                    
+                else if(trim(req%query_string) == "destroy") then
+                
+                    call delete_group_db(id)
+                    
+                end if
+                
+            end if
+            
+            call q%destroy()
+            
+        end if
+        
+        n_instructions_group = get_group_entries_count_db(id)
+        n_instructions_total = get_available_count_db()
+        
+        allocate(character( len=(n_instructions_total*384 + 512) ) :: res)
+        
+        res = "<h2>"//trim(group_name)//"</h2>"
+        
+        if(n_instructions_group == 0) then
+            
+            res = trim(res)//new_line(' ')//"<p><em>Contains no instructions.</em></p>"
+            
+        else
+        
+            if(len_trim(launch_msg) > 0) then
+                res = trim(res)//new_line(' ')//'<p><strong>'//trim(launch_msg)//'</strong></p>'
+            else
+                res = trim(res)//new_line(' ')//'<p><a href="'//req%page//'?launch">&#x1f680; Launch Now</a></p>'
+            end if
+            
+            res = trim(res)//new_line(' ')//"<h3>Work to Be Performed</h3>"//new_line(' ')//"<ul>"
+            
+            entries => get_group_entries_db(id)
+            do i = 1, n_instructions_group
+            
+                call get_instruction_name(entries(i)%instruction, instruction_name)
+                call get_player_name(entries(i)%player, player_name)
+            
+                one_link => html_link("../instructions/"//trim(instruction_name)//".html", trim(instruction_name))
+                play_link => html_link("../players/"//trim(player_name)//".html", trim(player_name))
+                delete_link => html_link(trim(group_name)//".html?delete="// &
+                                         trim(instruction_name)//","//trim(player_name), &
+                                         "<em>Remove</em>")
+                
+                res = trim(res)//new_line(' ')//"<li>"//one_link//" on "//play_link//" - "//delete_link//"</li>"
+            
+                deallocate(one_link)
+                deallocate(play_link)
+                deallocate(delete_link)
+            
+            end do
+            
+            res = trim(res)//new_line(' ')//"</ul>"
+            
+        end if
+        
+        if(n_instructions_total > 0) then
+        
+            res = trim(res)//new_line(' ')//"<h3>Add Instructions</h3>"
+            
+            all_entries => get_available_work_pairs_db()
+            if(associated(all_entries)) then
+            
+                res = trim(res)//new_line(' ')//'<form action="'//trim(group_name)//'.html" method="GET">'// &
+                    '<label for="add">Instruction:</label>'//new_line(' ')// &
+                    '<select name="add" id="add">'
+                
+                do i=1,n_instructions_total
+                
+                    if(associated(entries)) then
+                        if(any(entries%player == all_entries(i)%player .AND. &
+                               entries%instruction == all_entries(i)%instruction) )  &
+                        then
+                            cycle
+                        end if
+                    end if
+        
+                    call get_instruction_name(all_entries(i)%instruction, instruction_name)
+                    call get_player_name(all_entries(i)%player, player_name)
+                    res = trim(res)//new_line(' ')//'<option value="'//trim(instruction_name)//","//trim(player_name)//'">'// &
+                          trim(instruction_name)//" on "//trim(player_name)//"</option>"
+                        
+                end do
+                
+                res = trim(res)//new_line(' ')//'</select>'//'<input type="submit" value="Add"/></form>'
+            end if
+        end if
+        
+        res = trim(res)//new_line(' ')//'<h3>Destroy This Group</h3>'//new_line(' ')// &
+              '<p><a href="'//req%page//'?destroy">&#x1f4a3; Destroy</a></p>'//new_line(' ')// &
+              '<p><em>This operation will not destroy any instructions</em></p>'
+        
+    end function generate_one_group_html
 
     function generate_players_html() result(res)
     use captain_db
@@ -694,7 +915,19 @@ contains
             call page%assign('title', trim(job_page_title))
             contents => generate_one_job_html(req)
             call page%assign('contents', contents)
-            
+        
+        else if(trim(req%location) == "/groups.html") then
+        
+            call page%assign('title', 'Instruction Groups')
+            contents => generate_groups_html(req)
+            call page%assign('contents', contents)
+        
+        else if(trim(first) == "groups") then
+        
+            call page%assign('title', 'Instruction Group')
+            contents => generate_one_group_html(req)
+            call page%assign('contents', contents)
+        
         else
         
             call page%assign('title', 'Not Found')
@@ -716,7 +949,7 @@ contains
     end function request_templated
     
     function handle_post(req) result(resp)
-    use captain_db, only: add_player_db
+    use captain_db, only: add_player_db, add_group_db
     use page_template
     use config, only: template_filepath
     use logging
@@ -757,6 +990,18 @@ contains
     
                 end if
             
+            else if(trim(category) == "groups") then
+            
+                call req%path_component(2, second)
+                
+                ! Add a group
+                if(trim(second) == "add.html") then
+                
+                    call add_group_db(posted%get_value("name"))
+                    call page%assign('destination', 'groups.html')
+    
+                end if
+            
             end if
             
             ! Handle the template
-- 
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