View sent messages (new database, add maillists) (#26)

* Add tabheader & sent formspec

* Add show_sent function and show sent messages

* Remove comment on selected_idxs test (show_sent)

* Add variable to keep the previous tab instead of going back to the first one

* Remove index variable verification on mark read/unread buttons since they are necessarily clicked on inbox view

* Resize messages table to be aligned with close button at the bottom

* Show date time (#27)

* Show date in message reading

* Fix wrong registered dates

Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>

* Rework header layout to add better space for date

---------

Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>

* Add insertion of messages into global storage mail.messages.json

* Receive player messages from global storage

* Add automatic generation of status for a new message (unread)

* Mark read/unread/delete a message

* Fix messages loading

* Show every message received/sent via specific functions

* Use global contacts functions and reconfigure add/remove functions

* Create mail lists formspec based on contacts

* Add deleting contact

* Add ability to create mail lists

* Fix inability to edit contact

* Rework on editing/deletion of contacts/maillists

* Add at symbol as prefix on maillists view

* Add ability to choose default status (to/cc/bcc)

Signed-off-by: Athozus <athozus@gmail.com>

* Add ability to add multiples players and choose their default status (to/cc/bcc)

* Add ability to use maillist in messages and receive messages from them

* Fix repetition of code causing a crash

* Avoid multiples occurences of the same messages due to player both in maillist and receivers

* Fix selected indexes for inbox/sent

Now separated, fixed show_message() func selection of id from table dcl/read btn

* Fix many issues related to maillists

Notably : edit, delete, selection, creation, registration of players

* Set up database version v3 and its migration from v2

+ Check versions to choose v1->v2 or v2->v3

* Fix mtt.lua

Due to old function getMessages(), replaced by getPlayerInboxMessages()

* Add 10 seconds security to mtt.lua

* Fix migrate.lua non-declared variable

* Send msg table with string keys in mtt

* Better log messages

* Add message check

* Fix mtt crash

* Better syntax in storage.lua

* Fix bcc forgotten in mail.send()

* Fix mtt issue

* Better compatibility for messages storage

Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>

* Replace mail.split by builtin func

Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>

* Use builtin split func

Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>

* Use builtin split func in storage.lua

* re-add mtt if

* luacheck on PR

* add check for an ancient issue with missing `to` field

* Fix luacheck on storage.lua

* Fix luacheck warnings in migrate.lua

* Fix luacheck warnings in gui.lua

* Fix luacheck (too long lines) in storage.lua

* Unused loop values in migrate.lua

* Whitespace line in gui.lua

* Whitespace line (init.lua)

* Whitespace line (api.lua)

* Significantly improve maillist behaviour

Replace maillist by its players when sending a message
List of players separated by ,
Avoid doublons when editing more than 2 times a maillist

* Fix luacheck

* Fix table insertions at first index when no needed

* Use funcs

* Do not add maillist as a new contact when sending a mail

* Fix removing elements from tables

* Check maillists not added in contacts

* storage rewrite wip

* storage format docs

* refactor ui components

* show_compose cleanup

* remove unused channel.lua

* error -> err

* status refactoring

* contacts refactoring

* maillist refactoring

* docs

* tests

* fix some issues

* re-enable migrations

* contributors

* prefix mail entries in the mod storage

* internalize old mail-paths to migration module

* add v1 and v2 player db examples and migration test

* Ui improvements & fixes

Move events code (if fields.x then) to events.lua (instead of inbox.lua), fix tab selection when going backward

* Show most recent messages at first (outbox)

* unified-inv fix

---------

Signed-off-by: Athozus <athozus@gmail.com>
Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>
Co-authored-by: BuckarooBanzay <BuckarooBanzay@users.noreply.github.com>

init.lua

@@ -1,15 +1,38 @@
 mail = {
-	-- api version
-	apiversion = 1.1,
+	-- version
+	version = 3,
 
-	-- mail directory
-	maildir = minetest.get_worldpath().."/mails",
-	contactsdir = minetest.get_worldpath().."/mails/contacts"
+	-- mod storage
+	storage = minetest.get_mod_storage(),
+
+	-- ui theme prepend
+	theme = "",
+
+	-- ui forms
+	ui = {},
+
+	-- per-user ephemeral data
+	selected_idxs = {
+		inbox = {},
+		sent = {},
+		contacts = {},
+		maillists = {},
+		to = {},
+		cc = {},
+		bcc = {},
+		boxtab = {}
+	},
+
+	message_drafts = {}
 }
 
+if minetest.get_modpath("default") then
+	mail.theme = default.gui_bg .. default.gui_bg_img
+end
 
 local MP = minetest.get_modpath(minetest.get_current_modname())
 dofile(MP .. "/util/normalize.lua")
+dofile(MP .. "/util/uuid.lua")
 dofile(MP .. "/chatcommands.lua")
 dofile(MP .. "/migrate.lua")
 dofile(MP .. "/hud.lua")
@@ -17,10 +40,26 @@ dofile(MP .. "/storage.lua")
 dofile(MP .. "/api.lua")
 dofile(MP .. "/gui.lua")
 dofile(MP .. "/onjoin.lua")
+dofile(MP .. "/ui/mail.lua")
+dofile(MP .. "/ui/inbox.lua")
+dofile(MP .. "/ui/outbox.lua")
+dofile(MP .. "/ui/message.lua")
+dofile(MP .. "/ui/events.lua")
+dofile(MP .. "/ui/contacts.lua")
+dofile(MP .. "/ui/edit_contact.lua")
+dofile(MP .. "/ui/select_contact.lua")
+dofile(MP .. "/ui/maillists.lua")
+dofile(MP .. "/ui/edit_maillists.lua")
+dofile(MP .. "/ui/compose.lua")
+dofile(MP .. "/ui/about.lua")
 
 -- migrate storage
 mail.migrate()
 
 if minetest.get_modpath("mtt") then
 	dofile(MP .. "/mtt.lua")
-end
+	dofile(MP .. "/api.spec.lua")
+	dofile(MP .. "/migrate.spec.lua")
+	dofile(MP .. "/util/uuid.spec.lua")
+	dofile(MP .. "/util/normalize.spec.lua")
+end