-- ╔══════════════════════════════════════════════════════════════════════════╗
-- ║                      CODEM-PHONE SERVER EXPORTS                          ║
-- ╚══════════════════════════════════════════════════════════════════════════╝

--[[
    GetPhoneNumberByIdentifier
    ─────────────────────────────────────────────────────────────────────────
    Retrieves a player's phone number using their identifier.

    @param  identifier  (string)      Player identifier (license, steam, etc.)
    @return             (string|nil)  Phone number or nil if not found

    Example:
        local phone = exports['codem-phone']:GetPhoneNumberByIdentifier('license:abc123')
]]
function GetPhoneNumberByIdentifier(identifier)
    if not identifier then return nil end
    if Config.UniquePhone then
        local result = MySQL.query.await('SELECT phone_number FROM codem_mphone_last_phone WHERE owner = ?',
            { identifier })
        if result and result[1] and result[1].phone_number then
            return result[1].phone_number
        else
            return nil
        end
    else
        local result = MySQL.query.await('SELECT phone_number FROM codem_mphone_data WHERE owner = ?',
            { identifier })
        if result and result[1] and result[1].phone_number then
            return result[1].phone_number
        else
            return nil
        end
    end
end

exports('GetPhoneNumberByIdentifier', GetPhoneNumberByIdentifier)


--[[
    SendMessageFromBySource
    ─────────────────────────────────────────────────────────────────────────
    Sends a system/custom message to a player's phone.

    @param  senderPhone  (string)   Sender identifier ("SYSTEM", "BANK", "555-0000")
    @param  source       (number)   Target player's server ID
    @param  message      (string)   Message content
    @return success      (boolean)  True if sent successfully
    @return result       (any)      Message ID on success, error string on failure

    Examples:
        exports['codem-phone']:SendMessageFromBySource('SYSTEM', src, 'Welcome!')
        exports['codem-phone']:SendMessageFromBySource('BANK', src, 'You received $5000')

        local ok, res = exports['codem-phone']:SendMessageFromBySource('SYSTEM', src, 'Hello')
        if ok then print('ID: '..res) else print('Error: '..res) end
]]
function SendMessageFromBySource(senderPhone, source, message)
    local PlayerData = GetValidatedPhoneData(source)
    if not PlayerData.success then
        return false, 'Invalid player data'
    end
    local targetPhone = PlayerData.phoneNumber

    if message == nil then
        return false, 'Missing message content'
    end

    if #message == 0 then
        return false, 'Message content cannot be empty'
    end

    if not senderPhone or not targetPhone or not message then
        return false, 'Missing parameters'
    end

    local channelId = GetOrCreatePrivateChannel(senderPhone, targetPhone)
    if not channelId then
        return false, 'Could not create channel'
    end

    local currentTime = os.time()
    local insertId = MySQL.insert.await(
        'INSERT INTO codem_mphone_messages (channel_id, sender_phone, content, type) VALUES (?, ?, ?, ?)',
        { channelId, senderPhone, message, 'text' }
    )

    if not insertId then
        return false, 'Could not save message'
    end
    MySQL.update.await(
        'UPDATE codem_mphone_message_channels SET last_message = ?, last_message_at = NOW() WHERE id = ?',
        { message, channelId }
    )
    local TargetID = GetSourceFromPhoneNumber(targetPhone)
    if TargetID then
        local contactInfo = GetContactInfo(targetPhone, senderPhone)

        TriggerClientEvent('codem-phone:client:receivemessage', TargetID, {
            channel_id = channelId,
            type = 'private',
            last_message_sender = senderPhone,
            last_message_at = currentTime,
            unread_count = 1,
            contact_info = contactInfo,
            last_message = message,
            newmessage = { {
                content = message,
                created_at = currentTime,
                sender_phone = senderPhone,
                type = 'text',
                id = insertId,
            } }
        })

        PhoneNotification({
            source = TargetID,
            appname = 'message',
            header = contactInfo.name or senderPhone,
            message = message
        })
    end
    CheckIsDeletedMessage(channelId, targetPhone)

    return true, insertId
end

exports('SendMessageFromBySource', SendMessageFromBySource)