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Building on Zero
Building on Zero
File size: 8,900 Bytes
0475af5 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 | #pragma once
#include "common.h"
#include "console.h"
#include <array>
#include <algorithm>
#include <cctype>
#include <filesystem>
#include <string_view>
// TODO?: Make this reusable, enums, docs
static const std::array<std::string_view, 8> cmds = {
"/audio ",
"/clear",
"/exit",
"/glob ",
"/image ",
"/read ",
"/regen",
"/video ",
};
static std::vector<std::pair<std::string, size_t>> auto_completion_callback(std::string_view line, size_t cursor_byte_pos) {
std::vector<std::pair<std::string, size_t>> matches;
std::string cmd;
if (line.length() > 1 && line.front() == '/' && !std::any_of(cmds.begin(), cmds.end(), [line](std::string_view prefix) {
return string_starts_with(line, prefix);
})) {
auto it = cmds.begin();
while ((it = std::find_if(it, cmds.end(), [line](std::string_view cmd_line) {
return string_starts_with(cmd_line, line);
})) != cmds.end()) {
matches.emplace_back(*it, it->length());
++it;
}
} else {
auto it = std::find_if(cmds.begin(), cmds.end(), [line](std::string_view prefix) {
return prefix.back() == ' ' && string_starts_with(line, prefix);
});
if (it != cmds.end()) {
cmd = *it;
}
}
if (!cmd.empty() && cmd != "/glob " && line.length() >= cmd.length() && cursor_byte_pos >= cmd.length()) {
const std::string path_prefix = std::string(line.substr(cmd.length(), cursor_byte_pos - cmd.length()));
const std::string path_postfix = std::string(line.substr(cursor_byte_pos));
auto cur_dir = std::filesystem::current_path();
std::string cur_dir_str = cur_dir.string();
std::string expanded_prefix = path_prefix;
#if !defined(_WIN32)
if (string_starts_with(path_prefix, '~')) {
const char * home = std::getenv("HOME");
if (home && home[0]) {
expanded_prefix = home + path_prefix.substr(1);
}
}
if (string_starts_with(expanded_prefix, '/')) {
#else
if (std::isalpha(static_cast<unsigned char>(expanded_prefix[0])) && expanded_prefix.find(':') == 1) {
#endif
cur_dir = std::filesystem::path(expanded_prefix).parent_path();
cur_dir_str.clear();
} else if (!path_prefix.empty()) {
cur_dir /= std::filesystem::path(path_prefix).parent_path();
}
std::error_code ec;
for (const auto & entry : std::filesystem::directory_iterator(cur_dir, ec)) {
if (ec) {
break;
}
if (!entry.exists(ec)) {
ec.clear();
continue;
}
const std::string path_full = entry.path().string();
std::string path_entry = !cur_dir_str.empty() && string_starts_with(path_full, cur_dir_str) ? path_full.substr(cur_dir_str.length() + 1) : path_full;
if (entry.is_directory(ec)) {
path_entry.push_back(std::filesystem::path::preferred_separator);
}
if (expanded_prefix.empty() || string_starts_with(path_entry, expanded_prefix)) {
const std::string updated_line = cmd + path_entry;
matches.emplace_back(updated_line + path_postfix, updated_line.length());
}
if (ec) {
ec.clear();
}
}
if (matches.empty()) {
const std::string updated_line = cmd + path_prefix;
matches.emplace_back(updated_line + path_postfix, updated_line.length());
}
// Add the longest common prefix
if (!expanded_prefix.empty() && matches.size() > 1) {
const std::string_view match0(matches[0].first);
const std::string_view match1(matches[1].first);
auto it = std::mismatch(match0.begin(), match0.end(), match1.begin(), match1.end());
size_t len = it.first - match0.begin();
for (size_t i = 2; i < matches.size(); ++i) {
const std::string_view matchi(matches[i].first);
auto cmp = std::mismatch(match0.begin(), match0.end(), matchi.begin(), matchi.end());
len = std::min(len, static_cast<size_t>(cmp.first - match0.begin()));
}
const std::string updated_line = std::string(match0.substr(0, len));
matches.emplace_back(updated_line + path_postfix, updated_line.length());
}
std::sort(matches.begin(), matches.end(), [](const auto & a, const auto & b) {
return a.first.compare(0, a.second, b.first, 0, b.second) < 0;
});
}
return matches;
}
// note: make this view implementation generic, so that we can move to TUI in the future if we want to
namespace ui {
static void init(const common_params & params) {
// TODO: avoid using atexit() here by making `console` a singleton
console::init(params.simple_io, params.use_color);
atexit([]() { console::cleanup(); });
console::set_completion_callback(auto_completion_callback);
}
struct spinner {
spinner(const std::string & message) {
if (!message.empty()) {
console::log("%s ", message.c_str());
}
console::spinner::start();
}
~spinner() {
console::spinner::stop();
}
};
struct user_turn {
user_turn() {
console::set_display(DISPLAY_TYPE_USER_INPUT);
}
~user_turn() {
console::set_display(DISPLAY_TYPE_RESET);
}
void echo(const std::string & buffer) {
if (buffer.size() > 500) {
console::log("\n> %s ... (truncated)\n", buffer.substr(0, 500).c_str());
} else {
console::log("\n> %s\n", buffer.c_str());
}
}
std::string read_input(bool multiline_input, const char * prompt = nullptr) {
if (prompt) {
console::log("%s", prompt);
} else {
console::log("\n> ");
}
std::string buffer;
std::string line;
bool another_line = true;
do {
another_line = console::readline(line, multiline_input);
buffer += line;
} while (another_line);
return buffer;
}
};
enum assistant_display_mode {
ASSISTANT_DISPLAY_MODE_REASONING,
ASSISTANT_DISPLAY_MODE_CONTENT,
};
struct assistant_turn {
assistant_display_mode mode = ASSISTANT_DISPLAY_MODE_CONTENT;
bool trailing_newline = true;
bool is_inside_reasoning = false;
assistant_turn() {
console::set_display(DISPLAY_TYPE_RESET);
}
~assistant_turn() {
console::set_display(DISPLAY_TYPE_RESET);
add_newline_if_needed();
}
void push(assistant_display_mode m, const std::string & buffer) {
if (m != mode) {
add_newline_if_needed();
switch (m) {
case ASSISTANT_DISPLAY_MODE_CONTENT:
{
if (is_inside_reasoning) {
console::log("[End thinking]\n\n");
is_inside_reasoning = false;
}
console::set_display(DISPLAY_TYPE_RESET);
} break;
case ASSISTANT_DISPLAY_MODE_REASONING:
{
console::set_display(DISPLAY_TYPE_REASONING);
is_inside_reasoning = true;
console::log("\n[Start thinking]\n\n");
} break;
}
}
mode = m;
if (buffer.empty()) {
return;
}
trailing_newline = buffer.back() == '\n';
console::log("%s", buffer.c_str());
console::flush();
}
void add_newline_if_needed() {
if (!trailing_newline) {
console::log("\n");
console::flush();
}
}
};
static void show_error(const std::string & title, const std::string & message = "") {
console::spinner::stop();
console::error("Error: %s\n", title.c_str());
if (!message.empty()) {
console::log("%s\n", message.c_str());
}
}
static void show_message(const std::string & message) {
console::log("%s\n", message.c_str());
}
static void show_info(const std::string & message) {
console::set_display(DISPLAY_TYPE_INFO);
console::log("%s\n", message.c_str());
console::set_display(DISPLAY_TYPE_RESET);
}
}
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