#' Gráfico da evolução dos principais produtos comercializados por um país com o mundo no último ano disponível
#'
#' @param pais um país
#'
#' @export
comerciomundo_grafico_produtos_evolucao <- function(pais) {
ano_min <- comerciomundo_dados_produtos(pais) %>%
dplyr::ungroup() %>%
dplyr::filter(year == min(year)) %>%
dplyr::distinct(year) %>%
dplyr::pull(min(year))
ano_max <- comerciomundo_dados_produtos(pais) %>%
dplyr::ungroup() %>%
dplyr::filter(year == max(year)) %>%
dplyr::distinct(year) %>%
dplyr::pull(max(year))
dic <- comerciobr::dic_sh6_sh2 %>%
dplyr::rename(commodity_code = co_sh2) %>%
dplyr::select(-co_sh6) %>%
dplyr::distinct() %>%
dplyr::filter(stringr::str_length(commodity_code) < 3)
barao::comerciomundo_dados_produtos(pais) %>%
dplyr::group_by(trade_flow_code, commodity_code, year) %>%
dplyr::summarise(value = sum(trade_value_us)) %>%
# dplyr::rename(CO_SH2 = commodity_code) %>%
dplyr::left_join(dic) %>%
dplyr::ungroup() %>%
dplyr::mutate(no_sh2_por = dplyr::case_when(
stringr::str_length(no_sh2_por) > 20 ~ paste0(stringr::str_sub(no_sh2_por, 1, 20), ".."),
TRUE ~ no_sh2_por)) %>%
dplyr::filter(trade_flow_code == 1 | trade_flow_code == 2) %>%
tidyr::unite("commodity_code", c("commodity_code", "no_sh2_por"), sep = " - ") %>%
dplyr::mutate(trade_flow_code = as.character(trade_flow_code),
trade_flow_code = dplyr::case_when(trade_flow_code == "1" ~ "Importa\u00e7\u00f5es",
trade_flow_code == "2" ~ "Exporta\u00e7\u00f5es")) %>%
tidyr::drop_na() %>%
dplyr::ungroup() %>%
ggplot2::ggplot(ggplot2::aes(year, value)) +
ggplot2::geom_point() +
ggplot2::geom_line(ggplot2::aes(color = commodity_code,
group = commodity_code),
size = 1.5,
# linetype = 4,
show.legend = F) +
ggrepel::geom_label_repel(data = . %>%
dplyr::filter(.data$year == max(year) |
.data$year == min(year) |
.data$year == max(year)-5),
ggplot2::aes(year, value, label = commodity_code),
size = 1.2, show.legend = F) +
ggplot2::facet_wrap(~ trade_flow_code, scales = "free",
nrow = 2) +
ggplot2::theme_minimal() +
ggplot2::labs(title = glue::glue("{pais}-Mundo, produtos comercializados, evolu\u00e7\u00e3o"),
caption = "Fonte: COMTRADE-ONU",
x = NULL, y = NULL) +
ggplot2::scale_y_continuous(labels = scales::label_number_si()) +
ggplot2::scale_x_continuous(limits = c(ano_min, ano_max),
breaks = scales::breaks_pretty()) +
ggplot2::scale_color_manual(values=c(ggthemes::ggthemes_data[["tableau"]][["color-palettes"]][["regular"]]$`Tableau 20`$value))
}
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