diff --git a/src/dart.jl b/src/dart.jl
new file mode 100644
index 0000000..26f1d37
--- /dev/null
+++ b/src/dart.jl
@@ -0,0 +1,180 @@
+function translation_file(translations;  interpolation = false)
+    interpolate = "String fill(List<Object> params) => localizeFill(this, params);"
+    """import 'package:i18n_extension/i18n_extension.dart';
+
+    extension Localization on String {
+
+      static var _t = Translations.byLocale("en_us") +
+      {
+        $(translations)
+      };
+      $(interpolation ? interpolate : "")
+      String get i18n => localize(this, _t);
+    }
+    """
+end
+
+placeholder(n; place = "STRING") = string(place, "#", string(n, pad=20))
+function extract(regex, content)
+    placeholders = Dict()
+    for (idx, interp) in enumerate(eachmatch(regex, content))
+        holder = placeholder(idx, place = "INTERPOLATION")
+        placeholders[holder] = interp.match
+    end
+    placeholders
+end
+
+function replace_extracted(content, placeholders)
+    inv = Dict(map((p) -> p[2] => p[1], collect(placeholders)))
+    # for placeholder in keys(placeholder)
+    for key in keys(inv)
+        content = replace(content, key => inv[key])
+    end
+    content
+end
+
+function find_all_strings(basepath, filepath)
+    content = read(joinpath(basepath, filepath), String)
+    # String interpolation ${} can contain anything (including unescaped strings)
+    # So it's better to extract it before doing anything
+    # Replace them with identifiers
+    placeholders = extract(r"(\$\{.*?\}|\$[A-Za-z][A-Za-z0-9]*)", content)
+    content = replace_extracted(content, placeholders)
+    # interpolations = replace(content, r"${.*}" => )
+    matches =
+        eachmatch(r"""(?P<quote>'''|'|")(?P<string>.+?)(?<!\\)\k<quote>(?P<i18n>\.i18n)?"""s, content)
+    # long_lines = [
+    #     placeholder(i, place = "LONGDESCRIPTION") => a for (i, a) in
+    #     filter(m -> occursin("\n", m.match), collect(matches)) |> enumerate
+    # ] |> Dict
+    # Now we need to find the lines of the matches.
+    (placeholders = placeholders,
+     matches = collect(matches),
+     content = content)
+end
+
+# function find_all_strings(basepath, filepath; i18n = true)
+#     content = read(joinpath(basepath, filepath), String)
+#     # Remove comments
+#     content = replace(content, r"""///?.*"""m => "")
+#     content = replace(content, r"""/\*.*?\*/"""s => "")
+#     # Remove imports/export
+#     content = replace(content, r"""(import|export|part) .*"""m => "")
+#     # Mark new lines to extract string positions
+#     lines = findall(x -> x == '\n', collect(content))
+#     # Find all types of strings
+#     # ? EXCLUDE PRINT?
+#     strings = eachmatch(r"""(['"])(.*?)\1(\.i18n)?""", content)
+#     out = []
+#     for string in strings
+#         (i18n && isnothing(string[3])) && continue
+#         # TODO: Interactively modify the source code to:
+#         # 1. Add the .i18n
+#         # 2. Include the file
+#         # Get the line of the match
+#         line = findfirst(line -> line >= string.offset, lines)
+#         push!(out, (file = filepath, line = line, strid = string[2]))
+#     end
+#     out
+# end
+
+dartfiles(files) = filter(f -> endswith(f, ".dart"), files)
+function find_dart_files(path)
+    out = []
+    for (root, dirs, files) in walkdir(path)
+        for file in dartfiles(files)
+            push!(out, joinpath(root, file))
+        end
+    end
+    out
+end
+
+function find_all_strings(path)
+    no_i18n(files) = filter(f -> !endswith(f, "i18n.dart"), files)
+    excluded(files) = filter(f -> !(f in exclude), files)
+    path = realpath(path)
+    files = find_dart_files(path) |> no_i18n
+    find_all_strings.(Ref(path), files)
+end
+
+read_dart_project(path; exclude = []) = find_all_strings(path, exclude = exclude, i18n = true)
+
+function i18n_project(path)
+    exc = ".i18n-excluded"
+    ign = ".i18n-ignored"
+    splitter = "\0¤\0"
+    ignored = isfile(ign) ? map(l -> split(l, splitter), readlines(ign)) : []
+    new_excludes = []
+    edits = []
+    adds = []
+    cd(path) do
+        exclude = isfile(exc) ? readlines(exc) : []
+        strings = vcat(find_all_strings(path; exclude = exclude, i18n = false)...)
+        files = map(s -> s.file, strings) |> unique
+        @info "You have a total of $(length(strings)) strings in $(length(files)) files"
+        @warn "!!!Remember to git commit before running this!!!"
+        for file in files
+            content = readlines(file)
+            @info "Inspecting file $(file)?"
+            for str in filter(s -> s.file == file, strings)
+                if !isnothing(findfirst(i -> i[1] == str.file &&
+                                        i[2] == string(str.line) &&
+                                        i[3] == str.strid, ignored))
+                    continue
+                end
+                println("Line $(str.line): >$(str.strid)< ")
+                println(content[str.line])
+                println("[e]xclude, [a]dd, [c]hange, [i]gnore")
+                resp = ' '
+                while !(resp in ["e", "a", "c", "i"])
+                    resp = readline(stdin)
+                end
+                if resp == "e"
+                    push!(new_excludes, file)
+                    break
+                elseif resp == "a"
+                    push!(adds, str)
+                    continue
+                elseif resp == "c"
+                    push!(edits, str => readline(stdin))
+                elseif resp == "i"
+                    open(ign, "a+") do f
+                        println(f, join([str.file, str.line, str.strid], splitter))
+                    end
+                    continue
+                else
+                    @error "Unknown problem"
+                end
+            end
+        end
+    end
+    ## Process changes
+    @warn "Applying changes in 3s... last chance to interrupt (Ctrl-C)"
+    sleep(3)
+    open(exc, "a+") do f
+        write(f, join(new_excludes, "\n"))
+    end
+    edits, adds
+end
+
+struct Translation
+    lang::String
+    msgstr::String
+end
+
+struct Translatable
+    msgid::String
+    translations::Array{Translation}
+    file::Union{String,Nothing}
+    line::Union{UInt,Nothing}
+end
+
+function dart_to_pot(path)
+    files = find_all_strings(path)
+    for file in files
+        i18n_s = filter(!isnothing, map(m -> m["i18n"], file.matches))
+        length(i18n_s) == 0 && continue
+        @show i18n_s
+    end
+end
+
diff --git a/src/pot.jl b/src/pot.jl
new file mode 100644
index 0000000..2441782
--- /dev/null
+++ b/src/pot.jl
@@ -0,0 +1,42 @@
+# Pot import/export functions
+
+is_comment(line; char = r"#") = startswith(line, char)
+
+function readpot(path, lang, name = "base")
+    lines = readlines(joinpath(path, lang, "LC_MESSAGES", string(name, ".pot")))
+    filter!(x -> !is_comment(x, char = r"#(?!:)"), lines)
+    filter!(!isempty, lines)
+    lines = lines[3:end]
+    @assert length(lines) % 3 == 0
+    output = []
+    for l in 1:3:length(lines)
+        ref = split(lines[l], "#: ")
+        msgid = split(lines[l+1], "msgid ")
+        msgstr = split(lines[l+2], "msgstr ")
+        @assert length(ref) == 2
+        @assert length(msgid) == 2
+        @assert length(msgstr) == 2
+        id = split(msgid[2], '"')
+        str = split(msgstr[2], '"')
+        if length(id) != 3 && l != 1
+            @warn "Problems with $msgstr $msgid"
+            continue
+        end
+        if isempty(str[2])
+            continue
+        end
+        push!(output, (lang, id[2], str[2], split(ref[2], ":")[1]))
+    end
+    output
+end
+
+function pot_to_jl(lang, id)
+    """@translate "$lang" "$(id[2])" "$(str[2])" """
+end
+
+function pot_to_jl(srcpath, destpath, filename, basename)
+    langs = readdir(srcpath)
+    content = join([join(readpot(srcpath, lang, basename), "\n")
+                    for lang in langs], "\n\n")
+    write(joinpath(destpath, string(filename, ".jl")), content)
+end
diff --git a/src/types.jl b/src/types.jl
new file mode 100644
index 0000000..2019819
--- /dev/null
+++ b/src/types.jl
@@ -0,0 +1,6 @@
+struct Translatable
+    string::AbastractString
+    file::String
+    line::Int
+    
+end