mostly implemented an import system

asymptome.lua

@@ -66,6 +66,13 @@ local filters = {
     end
     return false
   end,
+  exclude_series = function(book)
+    if book.hidden then return false end
+    if book.series and not (book.title or book.author) then
+      return false
+    end
+    return true
+  end,
 }
 
 local sort_orders
@@ -84,7 +91,7 @@ sort_orders = {
   end,
   most_pages_remaining = function(A, B)
     if not (A.pages and B.pages) then -- if pages is unknown for both, fallback to percentage
-      return A.progress > B.progress
+      return A.progress < B.progress
     end
     local average_page_count = data.total_pages / #data.books
     local a = (A.pages or average_page_count) - (A.pages or average_page_count) * A.progress
@@ -96,6 +103,47 @@ sort_orders = {
   end,
 }
 
+local get_display_name = function(book)
+  local result = ""
+
+  if book.title then
+    result = book.title
+    if book.author then
+      result = result .. " by " .. book.author
+    end
+  elseif book.author then
+    result = book.author .. " (author)"
+  end
+
+  if book.series then
+    if #result > 0 then
+      result = result .. " (" .. book.series .. ")"
+    else
+      result = book.series .. " (series)"
+    end
+  end
+
+  if book.genre then
+    if #result > 0 then
+      result = result .. " (" .. book.genre .. ")"
+    else
+      result = book.genre .. " (genre)"
+    end
+  end
+
+  if book.pages then
+    result = result .. " ~" .. math.floor(book.progress * book.pages) .. "/" .. book.pages .. " pages read"
+  elseif book.progress > 0 and book.progress < 1 then
+    result = result .. " ~" .. math.floor(book.progress * 100) .. "% read"
+  end
+
+  return result
+end
+
+
+
+-- TODO this procedural code should be split into functions where feasible
+
 local data
 if path_exists(default_file) then
   data = load_json(default_file)
@@ -115,4 +163,98 @@ else
       },
     },
   }
+  save_json(default_file, data)
+end
+
+
+
+-- main menu
+-- TODO should be a loop/function to return to
+
+local selected_books = {}
+for i = 1, #data.books do
+  local book = data.books[i]
+  if filters[data.defaults.launch.filter](book) then
+    selected_books[#selected_books + 1] = book
+  end
+end
+table.sort(selected_books, sort_orders[data.defaults.launch.sort])
+
+for i = 1, math.min(10, #selected_books) do
+  local book = selected_books[i]
+  print("  " .. (i == 10 and "0" or i) .. ". " .. get_display_name(book))
+end
+print("Commands: " .. (#selected_books > 0 and "[0-9] to modify a book's progress. " or "") .. "[a <book>] to add a book. [i <file>] to import from a JSON file.")
+-- TODO define what can go in <book> and how it will be interpreted
+-- TODO actually implement modifying progress and adding books
+-- TODO implement elo ranking
+-- TODO type title to add or edit an extant book (this is better than the "a" command I wrote above)
+
+local input = io.read("*line")
+
+if input:sub(1, 1) == "i" then
+  -- TODO this should all be broken out into a function
+  import = load_json(input:sub(3))
+  if import.books then
+
+    for i = 1, #import.books do
+      data.books[#data.books + 1] = import.books[i]
+      -- TODO detect and ignore duplicates (would be better to provide user an option for what to do with duplicates)
+      --  default should accept highest progress of duplicates?
+    end
+
+  else -- assume we are importing from decider.lua's format
+    for title, value in pairs(import) do
+      local run = function()
+        local book = { -- minimum required book data strucutre
+          priority = 0,
+          progress = 0,
+        }
+
+        local i = title:find(" %(.-series.-%)")
+        if i then
+          book.series = title:sub(1, i - 1)
+        end
+        local i = title:find(" %(trilogy%)")
+        if i then
+          book.series = title:sub(1, i - 1)
+        end
+        local i = title:find(" %(.-author%)")
+        if i then
+          book.author = title:sub(1, i - 1)
+        end
+        local i = title:find(" %(genre%)")
+        if i then
+          print("Skipping import of \"" .. title .. "\"")
+          return false
+        end
+
+        if not (book.series or book.author) then
+          -- TODO detect " by " and split if needed
+          book.title = title
+        end
+
+        if type(value) == "number" then
+          book.priority = value
+
+        else
+          book.priority = value.score
+
+          if value.done == true then
+            book.progress = 1
+          elseif value.done == false then
+            book.hidden = true
+          end
+        end
+
+        -- TODO detect duplicates before adding them
+        data.books[#data.books + 1] = book
+      end
+      run()
+    end
+  end
+
+  save_json(default_file, data)
+
+  -- TODO there should be a sort of main menu I am returned to
 end